{"id":26628,"date":"2021-10-30T19:09:01","date_gmt":"2021-10-30T19:09:01","guid":{"rendered":"https:\/\/adenilsongiovanini.com.br\/blog\/?p=26628"},"modified":"2022-08-19T16:30:48","modified_gmt":"2022-08-19T16:30:48","slug":"cbers-4-e-cbers-4a-historia-e-aplicacoes","status":"publish","type":"post","link":"https:\/\/adenilsongiovanini.com.br\/blog\/cbers-4-e-cbers-4a-historia-e-aplicacoes\/","title":{"rendered":"CBERS 4 e CBERS 4a?"},"content":{"rendered":"<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\"><strong>CBERS 4<\/strong> e <strong>CBERS 4a<\/strong>, voc\u00ea acabou de colocar suas 2 m\u00e3os em um artigo definitivo a respeito destes sat\u00e9lites.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Com a leitura do mesmo voc\u00ea aprender\u00e1:<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O que \u00e9 o <strong>programa CBERS<\/strong>; <\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Qual a <strong>hist\u00f3ria<\/strong> do mesmo;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Quais as <strong>aplica\u00e7\u00f5es<\/strong> das imagens CBERS; <\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Quais os <strong>sat\u00e9lites lan\u00e7ados<\/strong>;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\"><strong>CBERS 4 e CBERS 4a<\/strong>, quais os dados t\u00e9cnicos e as datas de lan\u00e7amento destes sat\u00e9lites;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Quais as <strong>aplica\u00e7\u00f5es<\/strong> dos mesmos e;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Qual a <strong>vida \u00fatil<\/strong>.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Isso que voc\u00ea aprender\u00e1 com a leitura deste artigo.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Sat\u00e9lites CBERS 4 e CBERS 4a &#8211; O que \u00e9 o programa CBERS<\/span><\/strong><\/span><\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-4570\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS4-780x382.jpg\" alt=\"cbers 4 e cbers 4a - o que \u00e9 o programa CBERS\" width=\"780\" height=\"382\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS4-780x382.jpg 780w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS4-300x147.jpg 300w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS4-768x376.jpg 768w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS4.jpg 900w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\"><b>O sat\u00e9lite CBERS<\/b> (<i><b>China-Brazil Earth-Resources Satellite &#8211;<\/b><\/i> <b>Sat\u00e9lite Sino-Brasileiro de Recursos Terrestres<\/b>), \u00e9 um programa de coopera\u00e7\u00e3o tecnol\u00f3gica entre China e Brasil para a produ\u00e7\u00e3o de uma s\u00e9rie <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Sat%C3%A9lite_de_observa%C3%A7%C3%A3o_da_Terra\">sat\u00e9lites de observa\u00e7\u00e3o da Terra<\/a><\/span>.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Hist\u00f3ria do programa CBERS<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-size: 20px;\"><img decoding=\"async\" class=\"aligncenter wp-image-4557 size-full\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/logo-cbers.png\" alt=\"CBERS 4 e CBERS 4a - sat\u00e9lite CBERS\" width=\"300\" height=\"304\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/logo-cbers.png 300w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/logo-cbers-296x300.png 296w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">At\u00e9 a d\u00e9cada de 1980, as \u00fanicas imagens orbitais utilizadas pelo Brasil eram as fornecidas por outros pa\u00edses. Ou seja, o Brasil era dependente de outros pa\u00edses.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Buscando mudar esta situa\u00e7\u00e3o, o Brasil criou o programa de sat\u00e9lites da <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Miss\u00e3o Espacial Completa Brasileira\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Miss%C3%A3o_Espacial_Completa_Brasileira\">Miss\u00e3o Espacial Completa Brasileira<\/a><\/span> (MECB). Por\u00e9m, o problema era que o Brasil n\u00e3o possu\u00eda conhecimentos no que se refere a constru\u00e7\u00e3o de sat\u00e9lites e de foguetes.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Ou seja, era necess\u00e1rio fazer parceria com um pa\u00eds que dominasse esta tecnologia.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Foi ent\u00e3o que o Brasil encontrou na China um forte aliado.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Isso porque enquanto o Brasil j\u00e1 possu\u00eda familiaridade com a alta tecnologia e um parque industrial mais moderno, a China possu\u00eda experi\u00eancia tanto na constru\u00e7\u00e3o de sat\u00e9lites, quanto na constru\u00e7\u00e3o de foguetes lan\u00e7adores.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Com isso, no dia 6 de julho de 1988, foi assinado um acordo de parceria envolvendo o <strong>INPE<\/strong> (<a style=\"color: #000000;\" title=\"Instituto Nacional de Pesquisas Espaciais\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Instituto_Nacional_de_Pesquisas_Espaciais\">I<span style=\"color: #0000ff;\">nstituto Nacional de Pesquisas Espaciais<\/span><\/a>) e a <strong>CAST<\/strong> (<span style=\"color: #0000ff;\"><a class=\"mw-redirect\" style=\"color: #0000ff;\" title=\"China Academy of Space Technology\" href=\"https:\/\/pt.wikipedia.org\/wiki\/China_Academy_of_Space_Technology\">China Academy of Space Technology<\/a><\/span>) para o desenvolvimento de um programa de constru\u00e7\u00e3o de <strong>dois sat\u00e9lites avan\u00e7ados<\/strong> de <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/sensoriamento-remoto\/\">sensoriamento remoto<\/a><\/span>, denominado <strong>Programa CBERS<\/strong> (<b>China-Brazil Earth Resources Satellite<\/b>).<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O investimento realizado foi superior a US$ 300 milh\u00f5es, com responsabilidades divididas (30% brasileiro e 70% chin\u00eas), com a inten\u00e7\u00e3o de implementar um sistema completo de <span style=\"color: #0000ff;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/tipos-de-sensoriamento-remoto\/\" style=\"color: #0000ff;\">sensoriamento remoto<\/a><\/span> de n\u00edvel internacional.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Antes da assinatura desse acordo, a China j\u00e1 trabalhava num programa de sat\u00e9lites de sensoriamento remoto, conhecido como <span style=\"color: #0000ff;\"><b><a style=\"color: #0000ff;\" title=\"Ziyuan (sat\u00e9lite)\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Ziyuan_(sat%C3%A9lite)\">Ziyuan<\/a><\/b><\/span> ou simplesmente<span style=\"color: #0000ff;\"> <b>ZY<\/b><\/span>, significando &#8220;recurso&#8221; em chin\u00eas.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Aplica\u00e7\u00f5es das imagens CBERS<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-size: 20px;\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-26635\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/falsa-cor.jpg\" alt=\"aplica\u00e7\u00f5es das imagens CBERS\" width=\"700\" height=\"330\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/falsa-cor.jpg 700w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/falsa-cor-300x141.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/span><\/p>\n<p><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 20px;\">Fonte da imagem: http:\/\/www.cbers.inpe.br\/noticias\/noticia.php?Cod_Noticia=5003<\/span><\/p>\n<p><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 20px;\">As <\/span><strong style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 20px;\">imagens CBERS<\/strong><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 20px;\"> s\u00e3o utilizadas no Brasil por empresas privadas e institui\u00e7\u00f5es como <\/span><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\"><span style=\"color: #0000ff;\"><a class=\"mw-redirect\" style=\"color: #0000ff;\" title=\"Ibama\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Ibama\">Ibama<\/a><\/span><span style=\"color: #000000;\">, <\/span><span style=\"color: #0000ff;\"><a class=\"mw-redirect\" style=\"color: #0000ff;\" title=\"Incra\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Incra\">Incra<\/a><\/span><span style=\"color: #000000;\">, <\/span><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Petrobras\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Petrobras\">Petrobras<\/a><\/span><span style=\"color: #000000;\">, <\/span><span style=\"color: #0000ff;\"><a class=\"mw-redirect\" style=\"color: #0000ff;\" title=\"Aneel\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Aneel\">Aneel<\/a><\/span><span style=\"color: #000000;\">, <\/span><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Empresa Brasileira de Pesquisa Agropecu\u00e1ria\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Empresa_Brasileira_de_Pesquisa_Agropecu%C3%A1ria\">Embrapa<\/a><\/span><\/span><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 20px;\"> e secretarias de Fazenda e Meio Ambiente.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Desde 2001 foi estabelecida uma pol\u00edtica de distribui\u00e7\u00e3o gratuita das imagens para todos os usu\u00e1rios brasileiros, sendo que desde ent\u00e3o mais de 15.000 usu\u00e1rios de mais de 1.500 institui\u00e7\u00f5es cadastrados como usu\u00e1rios ativos do sat\u00e9lite CBERS.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Mais de 300.000 imagens desta s\u00e9rie de sat\u00e9lites j\u00e1 foram distribu\u00eddas, \u00e0 raz\u00e3o aproximada de 250 por dia entre \u00f3rg\u00e3os p\u00fablicos, universidades, institui\u00e7\u00f5es, centros de pesquisa e ONGs.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Sat\u00e9lites CBERS 4 e CBERS 4a &#8211; Quais s\u00e3o os sat\u00e9lites de p<\/span><\/strong><strong><span id=\"Primeira_gera\u00e7\u00e3o\" class=\"mw-headline\" style=\"font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">rimeira gera\u00e7\u00e3o<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-size: 20px;\"><img decoding=\"async\" class=\"aligncenter wp-image-4566 size-full\" src=\"http:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/caracteristicas-cbers.png\" alt=\"CBERS 4 e CBERS 4a - caracteristicas sat\u00e9lite CBERS\" width=\"732\" height=\"577\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/caracteristicas-cbers.png 732w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/caracteristicas-cbers-300x236.png 300w\" sizes=\"(max-width: 732px) 100vw, 732px\" \/><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Os <strong>sat\u00e9lites de primeira gera\u00e7\u00e3o<\/strong> (sat\u00e9lite CBERS-1, 2 e 2B) foram lan\u00e7ados entre 1999 e 2007, tendo a ic\u00f4nica forma de um paralelep\u00edpedo de 1,8 m x 2,0 m x 2,2 m, com um painel solar de 6,3 m de comprimento, fixado em uma das suas faces.<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-4563\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/cbers-1.png\" alt=\"sat\u00e9lite CBERS-1, 2 e 2B\" width=\"750\" height=\"431\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/cbers-1.png 750w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/cbers-1-300x172.png 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Possu\u00edam uma fonte de alimenta\u00e7\u00e3o de 1.100 <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Watt\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Watt\">Watts<\/a><\/span> armazenados em duas baterias de N\u00edquel-C\u00e1dmio de 30 <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Amp\u00e8re-hora\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Amp%C3%A8re-hora\">A-h<\/a><\/span>.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">A massa dos mesmos era de 1.450 kg, sendo que eles eram estabilizados nos tr\u00eas eixos por 16 pequenos motores de 1 <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Newton (unidade)\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Newton_(unidade)\">Newton<\/a><\/span> e mais 2 motores de 20 Newtons, movidos a <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Hidrazina\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Hidrazina\">hidrazina<\/a><\/span>.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Cada um destes 3 sat\u00e9lites teve uma vida \u00fatil estimada de dois anos.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: center;\"><strong><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Sat\u00e9lite CBERS 1, 2 e 3 <\/span><\/strong><\/h3>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Os <strong>sat\u00e9lites CBERS-1 e 2<\/strong> s\u00e3o id\u00eanticos em sua constitui\u00e7\u00e3o t\u00e9cnica, miss\u00e3o no espa\u00e7o e em suas cargas \u00fateis, sendo que al\u00e9m de atender \u00e0s necessidades dos dois pa\u00edses, visam permitir o ingresso de ambos no emergente mercado de imagens de sat\u00e9lites.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Mercado este at\u00e9 ent\u00e3o dominado pelos pa\u00edses que integram o bloco das na\u00e7\u00f5es desenvolvidas.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Com a proximidade do fim da vida \u00fatil do sat\u00e9lite <strong>CBERS-2<\/strong>, em 2004 foi decidida a constru\u00e7\u00e3o do sat\u00e9lite<strong> CBERS 2B<\/strong>, o qual foi lan\u00e7ado em 2007.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O mesmo mesmo operou at\u00e9 o come\u00e7o de 2010.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">J\u00e1 o sat\u00e9lite CBERS 3 n\u00e3o obteve sucesso em seu lan\u00e7amento.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span id=\"sat\u00e9lite CBERS-4\" class=\"mw-headline\" style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sat\u00e9lite CBERS 4<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-size: 20px;\"><img decoding=\"async\" class=\"aligncenter size-large wp-image-4560\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS-4-780x482.jpg\" alt=\"Sat\u00e9lite CBERS 4\" width=\"780\" height=\"482\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS-4-780x482.jpg 780w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS-4-300x185.jpg 300w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS-4-768x475.jpg 768w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/CBERS-4.jpg 1063w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O <strong>sat\u00e9lite CBERS 4<\/strong> foi lan\u00e7ado no dia 7 de dezembro de 2014 por um foguete Longa Marcha 4B a partir da base espacial de Taiyuan.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Apesar da vida \u00fatil do mesmo ter sido estimada em 3 anos, na data de produ\u00e7\u00e3o deste artigo (dezembro de 2019) o mesmo continua operacional e funcionando normalmente.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: center;\"><strong><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Bandas do sat\u00e9lite CBERS 4<\/span><\/strong><\/h3>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\"><strong>Falsa Cor<\/strong>: RGB 4\/3\/2;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\"><strong>Cores naturais<\/strong>: RGB 3\/4\/2<\/span><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">.<\/span>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h4 style=\"text-align: center;\"><span style=\"font-size: 20px;\"><strong><span id=\"sat\u00e9lite CBERS-4\" class=\"mw-headline\" style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sat\u00e9lite CBERS 4A<\/span><\/strong><\/span><\/h4>\n<p><span style=\"font-size: 20px;\"><img decoding=\"async\" class=\"aligncenter size-large wp-image-4559\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/Imagens-do-Sat\u00e9lite-CBERS-04A-780x519.jpg\" alt=\"sat\u00e9lite CBERS 4A\" width=\"780\" height=\"519\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/Imagens-do-Sat\u00e9lite-CBERS-04A-780x519.jpg 780w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/Imagens-do-Sat\u00e9lite-CBERS-04A-300x200.jpg 300w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/Imagens-do-Sat\u00e9lite-CBERS-04A-768x512.jpg 768w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/Imagens-do-Sat\u00e9lite-CBERS-04A-360x240.jpg 360w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/Imagens-do-Sat\u00e9lite-CBERS-04A.jpg 1024w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O <strong>sat\u00e9lite CBERS 04A<\/strong> foi lan\u00e7ado no dia 20\/12\/2019, \u00e0 00:22 (hor\u00e1rio de Bras\u00edlia) pelo foguete Longa Marcha 4B, a partir da base de lan\u00e7amento de Taiyuan, na China, a 500 km de Pequim.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O sat\u00e9lite CBERS 04A \u00e9 o sexto desenvolvido em parceria com a China. O mesmo \u00e9 fruto de um acordo de coopera\u00e7\u00e3o tecnol\u00f3gica firmado entre os dois pa\u00edses em 1988. <\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Brasil e a China dividiram os investimentos na propor\u00e7\u00e3o de 50%.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">J\u00e1 o desenvolvimento dos sat\u00e9lites do programa CBERS ficou sob a responsabilidade do <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/www.gov.br\/inpe\/pt-br\">Instituto Nacional de Pesquisas Espaciais (INPE)<\/a><\/span>, pelo Brasil, e da <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Academia_Chinesa_de_Tecnologia_Espacial#:~:text=A%20Academia%20Chinesa%20de%20Tecnologia,Aeroespacial%20da%20China%20(CASC).\">Academia Chinesa de Tecnologia Espacial (CAST)<\/a><\/span>, pela China.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: center;\"><strong><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Configura\u00e7\u00f5es do sat\u00e9lite CBERS 04A<\/span><\/strong><\/h3>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">O sat\u00e9lite CBERS 04A possui a bordo duas c\u00e2meras brasileiras (MUX e WFI) e uma chinesa (WPM).<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">A MUX gera imagens de 16 metros de resolu\u00e7\u00e3o, com revisitas a cada 31 dias.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">A WFI possui resolu\u00e7\u00e3o de 55 metros, com revisitas a cada 5 dias, enquanto a WPM, conta com resolu\u00e7\u00e3o de 2 metros em modo pancrom\u00e1tico e de 8 metros em RGB (<i>Red-Green-Blue<\/i>, multiespectral).<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Por ter uma <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/altimetrica-diferenca-entre-cota-e-altitude\/\"><\/a><\/span><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/altimetrica-diferenca-entre-cota-e-altitude\/\">altitude<\/a><\/span><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/resolucao-espacial-espectral-radiometrica-e\/\">\/<\/a><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/resolucao-espacial-espectral-radiometrica-e\/\"><\/a> de \u00f3rbita mais baixa em rela\u00e7\u00e3o ao sat\u00e9lite CBERS-4, as imagens geradas pelo sat\u00e9lite CBERS 04A possuem melhor <span style=\"color: #0000ff;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/resolucao-espacial-espectral-radiometrica-e\/\" style=\"color: #0000ff;\">resolu\u00e7\u00e3o espacial<\/a><\/span>.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Assim como os dados dos demais sat\u00e9lites do Programa, os dados s\u00e3o disponibilizados gratuitamente a partir do <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Acesse Cat\u00e1logo Online\" href=\"http:\/\/www.dgi.inpe.br\/CDSR\/\" target=\"_blank\" rel=\"noopener noreferrer\">cat\u00e1logo online do INPE<\/a><\/span>.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Seguem informa\u00e7\u00f5es oriundas da p\u00e1gina oficial do INPE a respeito das c\u00e2meras e suas caracter\u00edsticas.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h4 style=\"text-align: center;\"><strong><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\"> C\u00e2mera Multiespectral (MUX)<\/span><\/strong><\/h4>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">A c\u00e2mera MUX a ser utilizada no CBERS 04A \u00e9 a mesma usada nos <span style=\"color: #0000ff;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/satelite-cbers-historico-e-aplicacoes\/\" style=\"color: #0000ff;\">Sat\u00e9lites CBERS<\/a><\/span> 3&amp;4, que apresenta as seguintes caracter\u00edsticas:<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-27361\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-multiespectral-MUX.png\" alt=\"\" width=\"743\" height=\"398\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-multiespectral-MUX.png 743w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-multiespectral-MUX-300x161.png 300w\" sizes=\"(max-width: 743px) 100vw, 743px\" \/><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Fonte do quadro: INPE<\/span><\/p>\n<p>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Caracter\u00edsticas complementares da C\u00e2mera Multiespectral (MUX):<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Dist\u00e2ncia focal efetiva: 505,8 mm;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Abertura relativa: 4,5;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Campo de visada: \u00b14,4\u00ba;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Per\u00edodo de amostragem da linha: 2,972 ms;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Distor\u00e7\u00e3o global da imagem: &lt; 0,1%;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">MTF (frequ\u00eancia de Nyquist);<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">0,23 para as bandas 05, 06 e 07;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">0,18 para a banda 08;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Fatores de ganho: 1; 1,59; 2,53 e 4 e;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Sensibilidade \u00e0 polariza\u00e7\u00e3o: &lt; 7%.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Embora a c\u00e2mera MUX a ser usada no CBERS 04A seja a mesma dos sat\u00e9lites CBERS-3&amp;4, a sua resolu\u00e7\u00e3o passou a ser de 16m no nadir devido a redu\u00e7\u00e3o da altitude de opera\u00e7\u00e3o do <span style=\"color: #0000ff;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/cbers-4a-o-que-e-e-como-baixar-imagens\/\" style=\"color: #0000ff;\">CBERS 04A<\/a><\/span>.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h4 style=\"text-align: center;\"><span style=\"font-size: 20px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">CBERS 4 CBERS 4A &#8211; C\u00e2mera de Campo Largo (WFI)<\/span><\/strong><\/span><\/h4>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Assim como a c\u00e2mera MUX, a c\u00e2mera WFI a ser utilizada no CBERS 04A \u00e9 a mesma usada nos Sat\u00e9lites CBERS 3&amp;4, apresentando as seguintes caracter\u00edsticas:<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-27362\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-de-campo-largo-WFI.png\" alt=\"c\u00e2mera de campo largo WFI\" width=\"746\" height=\"398\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-de-campo-largo-WFI.png 746w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-de-campo-largo-WFI-300x160.png 300w\" sizes=\"(max-width: 746px) 100vw, 746px\" \/><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Caracter\u00edsticas complementares da C\u00e2mera de Campo Largo (WFI):<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Dist\u00e2ncia focal efetiva: 149,85 mm;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Abertura relativa: 5,9;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Campo de visada: \u00b128,63\u00ba;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Per\u00edodo de amostragem da linha: 9,51 ms;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Distor\u00e7\u00e3o global da imagem: &lt; 3%;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">MTF (frequ\u00eancia de Nyquist): (<\/span><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">0,23 para as bandas 13, 14 e 15 e <\/span><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">0,18 para a banda 16);<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Fatores de ganho: 1; 1,59; 2,53 e 4;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Sensibilidade \u00e0 polariza\u00e7\u00e3o: &lt;7%.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">Embora a c\u00e2mera WFI a ser usada no CBERS 04A seja a mesma dos sat\u00e9lites CBERS-3&amp;4, a sua resolu\u00e7\u00e3o passou a ser de 55m no nadir devido a redu\u00e7\u00e3o da <span style=\"color: #0000ff;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/cota-altimetrica-e-altitude-o-que-sao\/\" style=\"color: #0000ff;\">altitude<\/a><\/span> do CBERS 04A.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000;\">A c\u00e2mera WFI traz como principal caracter\u00edstica sua capacidade de realizar revisitas em um curto per\u00edodo de tempo (at\u00e9 5 dias), permitindo assim que atividades como monitoramento e vigil\u00e2ncia sejam bem executadas. A c\u00e2mera WFI possui verdadeiro car\u00e1ter <span style=\"color: #0000ff;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/blog\/camera-multiespectral-o-que-sao-e-suas-aplicacoes\/\" style=\"color: #0000ff;\">multiespectral<\/a><\/span> e sua resolu\u00e7\u00e3o passou para 55 metros no nadir, devido a redu\u00e7\u00e3o da altitude de opera\u00e7\u00e3o do sat\u00e9lite, sem perder a capacidade de r\u00e1pida revisita, pois manteve um grande campo de visada.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h4 style=\"text-align: center;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">C\u00e2mera Multiespectral e Pancrom\u00e1tica de Ampla Varredura (WPM)<\/span><\/strong><\/h4>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">A c\u00e2mera WPM \u00e9 a principal carga \u00fatil do CBERS 04A e ser\u00e1 de fabrica\u00e7\u00e3o chinesa. Seu objetivo \u00e9 fornecer imagens com resolu\u00e7\u00e3o panor\u00e2mica de 2m e resolu\u00e7\u00e3o multiespectral de 8m simultaneamente na \u00f3rbita do sat\u00e9lite. Suas principais caracter\u00edsticas s\u00e3o:.<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-27363\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-multiespectral-e-pancromatica-de-ampla-varredura.png\" alt=\"\" width=\"740\" height=\"485\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-multiespectral-e-pancromatica-de-ampla-varredura.png 740w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/10\/camera-multiespectral-e-pancromatica-de-ampla-varredura-300x197.png 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><strong><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Sum\u00e1rio das caracter\u00edsticas das C\u00e2meras do CBERS 04A<\/span><\/strong><\/h2>\n<table class=\"cinza borda\" style=\"width: 57.4868%; height: 480px;\">\n<thead>\n<tr style=\"height: 30px;\">\n<th style=\"height: 30px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">Caracter\u00edstica<\/span><\/th>\n<th style=\"height: 30px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">C\u00e2mera WPM<\/span><\/th>\n<th style=\"height: 30px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">C\u00e2mera MUX<\/span><\/th>\n<th style=\"height: 30px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">C\u00e2mera WFI<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"height: 150px;\">\n<td style=\"height: 150px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Bandas Espectrais<\/strong><\/span><\/td>\n<td style=\"height: 150px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,45-0,52\u00b5m (B)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,52-0,59\u00b5m (G)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,63-0,69\u00b5m (R)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,77-0,89\u00b5m (NIR)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,45-0,90 \u00b5m (PAN)<\/span><\/td>\n<td style=\"height: 150px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,45-0,52\u00b5m (B)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,52-0,59\u00b5m (G)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,63-0,69\u00b5m (R)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,77-0,89\u00b5m (NIR)<\/span><\/td>\n<td style=\"height: 150px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,45-0,52\u00b5m (B)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,52-0,59\u00b5m (G)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,63-0,69\u00b5m (R)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">0,77-0,89\u00b5m (NIR)<\/span><\/td>\n<\/tr>\n<tr style=\"height: 90px;\">\n<td style=\"height: 90px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Resolu\u00e7\u00e3o<\/strong><\/span><\/td>\n<td style=\"height: 90px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">2 m (pancrom\u00e1tica)<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">8 m (multiespectral)<\/span><\/td>\n<td style=\"height: 90px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">16,5 m<\/span><\/td>\n<td style=\"height: 90px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">55 m<\/span><\/td>\n<\/tr>\n<tr style=\"height: 60px;\">\n<td style=\"height: 60px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Largura da Faixa Imageada<\/strong><\/span><\/td>\n<td style=\"height: 60px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">92 km<\/span><\/td>\n<td style=\"height: 60px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">95 km<\/span><\/td>\n<td style=\"height: 60px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">684 km<\/span><\/td>\n<\/tr>\n<tr style=\"height: 30px;\">\n<td style=\"height: 30px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Visada Lateral de Espelho<\/strong><\/span><\/td>\n<td style=\"height: 30px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">n\u00e3o<\/span><\/td>\n<td style=\"height: 30px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">n\u00e3o<\/span><\/td>\n<td style=\"height: 30px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">n\u00e3o<\/span><\/td>\n<\/tr>\n<tr style=\"height: 30px;\">\n<td style=\"height: 30px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Revisita<\/strong><\/span><\/td>\n<td style=\"height: 30px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">31 dias<\/span><\/td>\n<td style=\"height: 30px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">31 dias<\/span><\/td>\n<td style=\"height: 30px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">5 dias<\/span><\/td>\n<\/tr>\n<tr style=\"height: 30px;\">\n<td style=\"height: 30px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Quantiza\u00e7\u00e3o<\/strong><\/span><\/td>\n<td style=\"height: 30px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">10 bits<\/span><\/td>\n<td style=\"height: 30px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">8 bits<\/span><\/td>\n<td style=\"height: 30px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">10 bits<\/span><\/td>\n<\/tr>\n<tr style=\"height: 60px;\">\n<td style=\"height: 60px; width: 32.4086%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Taxa de Dados<\/strong><\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\"><strong>Bruta<\/strong><\/span><\/td>\n<td style=\"height: 60px; width: 23.8335%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">1800.8 Mbps<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">450.2 Mbps<\/span><\/td>\n<td style=\"height: 60px; width: 21.1854%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">65 Mbps<\/span><\/td>\n<td style=\"height: 60px; width: 21.0593%;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px; color: #000000;\">50 Mbps<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span id=\"Aplica\u00e7\u00f5es\" class=\"mw-headline\" style=\"font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Sat\u00e9lites CBERS 4 e CBERS 4a &#8211; Aplica\u00e7\u00f5es do sat\u00e9lite CBERS<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-size: 20px;\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-4567\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aplica\u00e7\u00f5es-imagens-cbers.jpg\" alt=\"Aplica\u00e7\u00f5es\" width=\"700\" height=\"400\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aplica\u00e7\u00f5es-imagens-cbers.jpg 700w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aplica\u00e7\u00f5es-imagens-cbers-300x171.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">A fam\u00edlia de sat\u00e9lites de <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/sensoriamento-remoto\/sensoriamento-remoto\/\">sensoriamento remoto<\/a><\/span> CBERS trouxe significativos avan\u00e7os cient\u00edficos ao Brasil.<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Suas imagens s\u00e3o usadas para aplica\u00e7\u00f5es diversas como, por exemplo:<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Controle do desmatamento e queimadas na Amaz\u00f4nia Legal;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Monitoramento de recursos h\u00eddricos;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Mapeamento de \u00e1reas agr\u00edcolas;<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Mapeamento do crescimento urbano e da <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/mapa-uso-e-ocupacao-do-solo\/\">ocupa\u00e7\u00e3o do solo<\/a><\/span>. <\/span><\/li>\n<\/ul>\n<p>\n<span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Al\u00e9m de ser fundamental para grandes projetos nacionais estrat\u00e9gicos, como o <span style=\"color: #0000ff;\"><a class=\"mw-redirect\" style=\"color: #0000ff;\" title=\"SIVAM\" href=\"https:\/\/pt.wikipedia.org\/wiki\/SIVAM\">SIVAM<\/a><\/span> e a ocupa\u00e7\u00e3o de espa\u00e7o definitivo em diversos programas ambientais.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 24px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Aprenda mais sobre sensoriamento remoto<\/span><\/strong><\/span><\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-4157\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aster-sensoriamento-remoto-780x609.png\" alt=\"sensoriamento remoto\" width=\"780\" height=\"609\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aster-sensoriamento-remoto-780x609.png 780w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aster-sensoriamento-remoto-300x234.png 300w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aster-sensoriamento-remoto-768x600.png 768w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2019\/12\/aster-sensoriamento-remoto.png 800w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Eu possuo diversos outros artigos sobre o tema aqui no blog. Seguem 3 artigos \u00e9picos dos quais acredito que voc\u00ea gostar\u00e1:<\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">&gt; <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/indice-de-vegetacao-os-4-mais-utilizados\/\">\u00cdndice de Vegeta\u00e7\u00e3o: Os 4 Mais Utilizados&#8230;<\/a><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">&gt; <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/processamento-digital-as-3-etapas\/\">Processamento digital: As 3 Etapas&#8230;<\/a><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">&gt; <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/blog\/resolucao-temporal-o-que-e\/\">Resolu\u00e7\u00e3o temporal: o que \u00e9&#8230;.<\/a><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif; color: #000000; line-height: 1.3;\">Espero que o artigo tenha sido \u00fatil e relevante para voc\u00ea. Gratid\u00e3o por voc\u00ea ter lido o mesmo. \ud83d\ude4f<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000; font-size: 24px;\"><strong>Domine a Topografia Cadastral atrav\u00e9s de um livro formado por centenas de exemplos pr\u00e1ticos <\/strong><\/span><\/h2>\n<h2 style=\"text-align: center;\"><span style=\"font-size: 20px;\"><a href=\"https:\/\/adenilsongiovanini.com.br\/georreferenciamento-de-imoveis-rurais-na-pratica\/\" rel=\"nofollow noreferrer\"><img decoding=\"async\" class=\"aligncenter size-large wp-image-19317\" src=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-1024x474.png\" sizes=\"(max-width: 1024px) 100vw, 1024px\" srcset=\"https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-1024x474.png 1024w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-300x139.png 300w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-768x355.png 768w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-1536x711.png 1536w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-320x148.png 320w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-640x296.png 640w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-360x167.png 360w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-720x333.png 720w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-1080x500.png 1080w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-800x370.png 800w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento-1280x592.png 1280w, https:\/\/adenilsongiovanini.com.br\/blog\/wp-content\/uploads\/2021\/04\/livro-de-topografia-e-georreferenciamento.png 1565w\" alt=\"livro de topografia e georreferenciamento\" width=\"1024\" height=\"474\" \/><\/a><\/span><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Voc\u00ea quer dominar a Topografia Cadastral?<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Ent\u00e3o eu tenho uma \u00f3tima noticia para voc\u00ea. Me refiro ao <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/adenilsongiovanini.com.br\/georreferenciamento-de-imoveis-rurais-na-pratica\/\" rel=\"nofollow noreferrer\">livro Topografia Cadastral e Georreferenciamento de Im\u00f3veis Rurais na Pr\u00e1tica<\/a><\/span>.<\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">O mesmo \u00e9 dividido em 10 cap\u00edtulos recheados com muitos estudos de caso e exemplos pr\u00e1ticos. D\u00ea uma espiadinha no sum\u00e1rio do mesmo:<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><center><iframe width=\"99%\" height=\"980\" src=\"https:\/\/drive.google.com\/file\/d\/1HJ8fZz1PvPmftfXHJNFTvIBBzY_FZhPJ\/preview\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><\/iframe><\/center><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Para conhecer melhor a estrutura do livro, juntar-se a mais de 800 profissionais e adquirir sua c\u00f3pia \u00e9 s\u00f3 clicar no bot\u00e3o abaixo:<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000; font-size: 20px;\"><div class=\"su-button-center\"><a href=\"https:\/\/adenilsongiovanini.com.br\/georreferenciamento-de-imoveis-rurais-na-pratica\/\" class=\"su-button su-button-style-3d\" style=\"color:#000000;background-color:#2BCC2F;border-color:#23a426;border-radius:9px\" target=\"_blank\" rel=\"nofollow\" id=\"1\"><span style=\"color:#000000;padding:0px 24px;font-size:18px;line-height:36px;border-color:#6bdc6e;border-radius:9px;text-shadow:0px 0px 0px #000000\"> \u279c Quero Conhecer Melhor o Livro, Pois Quero e Preciso Aprender Mais Sobre Legisla\u00e7\u00e3o Cadastral e Geo. de Im\u00f3veis Rurais<\/span><\/a><\/div><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CBERS 4 e CBERS 4a, voc\u00ea acabou de colocar suas 2 m\u00e3os em um artigo definitivo a respeito destes sat\u00e9lites. Com a leitura do mesmo voc\u00ea aprender\u00e1: O que \u00e9 o programa CBERS; Qual a hist\u00f3ria do mesmo; Quais as aplica\u00e7\u00f5es das imagens CBERS; Quais os sat\u00e9lites lan\u00e7ados; CBERS 4 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":26631,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[56],"tags":[],"class_list":["post-26628","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sensoriamento-remoto"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CBERS 4 e CBERS 4a? - Adenilson Giovanini<\/title>\n<meta name=\"description\" content=\"Descubra o que \u00e9 o programa CBERs, sat\u00e9lites lan\u00e7ados, datas de lan\u00e7amento e aplica\u00e7\u00f5es dos sat\u00e9lites CBERS 4 e CBERS 4a. 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