{"id":304494,"date":"2017-04-20T03:55:00","date_gmt":"2017-04-20T07:55:00","guid":{"rendered":"https:\/\/spaceweekly.com\/?guid=982fb67450fe226a249945ed1d13e894"},"modified":"2017-04-20T03:55:00","modified_gmt":"2017-04-20T07:55:00","slug":"proba-1-images-calanda-reservoir-2","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=304494","title":{"rendered":"Proba-1 images Calanda reservoir"},"content":{"rendered":"

\t\t\t\t\t<\/p>\n

\nThe blue of the Calanda reservoir amid the rugged landscape of northeastern Spain, as seen by ESA\u2019s oldest \u2013 and one of its smallest \u2013 Earth-observing missions, Proba-1, midway through its 15th year of operations.\n<\/p>\n

\nLocated around 120 km southeast of the city of Zaragoza, and built within a surrounding gorge, the reservoir is used for agricultural irrigation and fishing. The town of Calanda is visible at the top of the image.\n<\/p>\n

\nResearchers can use Proba-1\u2019s hyperspectral camera to gather data on the reservoir\u2019s water quality and phytoplankton content.\n<\/p>\n

\nThe cubic-metre Proba-1<\/a> is the first in ESA\u2019s series of satellites aimed at flight-testing new space technologies. It was launched on 22 October 2001 but is still going strong, having since been reassigned to ESA\u2019s Earth observation duties.\n<\/p>\n

\nProba-1\u2019s main hyperspectral CHRIS imager records 15 m-resolution scenes across a programmable selection of up to 62 spectral bands, from a variety of viewing angles. It is supplemented by a 5 m-resolution black-and-white microcamera.\n<\/p>\n

\nOther innovations include what were then novel gallium-arsenide solar cells, the use of startrackers for gyroless attitude control, one of the first lithium-ion batteries \u2013 now the longest such item operating in orbit \u2013 and one of ESA\u2019s first ERC32 microprocessors to run Proba-1\u2019s agile computer.\n<\/p>\n

\nFor more background on Proba-1, read this celebration in the ESA Bulletin<\/i><\/a>.\n<\/p>\n

\nProba-1 led the way for the Sun-monitoring Proba-2<\/a> in 2009, the vegetation-tracking Proba-V<\/a> in 2013 and the Proba-3<\/a> precise formation-flying mission planned for 2019.<\/p>\n","protected":false},"excerpt":{"rendered":"

<\/p>\n

\nThe blue of the Calanda reservoir amid the rugged landscape of northeastern Spain, as seen by ESA’s oldest – and one of its smallest – Earth-observing missions, Proba-1, midway through its 15th year of operations.\n<\/p>\n

\nLocated around 120 km southeast of the city of Zaragoza, and built within a surrounding gorge, the reservoir is used for agricultural irrigation and fishing. The town of Calanda is visible at the top of the image.\n<\/p>\n

\nResearchers can use Proba-1’s hyperspectral camera to gather data on the reservoir’s water quality and phytoplankton content.\n<\/p>\n

\nThe cubic-metre Proba-1<\/a> is the first in ESA’s series of satellites aimed at flight-testing new space technologies. It was launched on 22 October 2001 but is still going strong, having since been reassigned to ESA’s Earth observation duties.\n<\/p>\n

\nProba-1’s main hyperspectral CHRIS imager records 15 m-resolution scenes across a programmable selection of up to 62 spectral bands, from a variety of viewing angles. It is supplemented by a 5 m-resolution black-and-white microcamera.\n<\/p>\n

\nOther innovations include what were then novel gallium-arsenide solar cells, the use of startrackers for gyroless attitude control, one of the first lithium-ion batteries – now the longest such item operating in orbit – and one of ESA’s first ERC32 microprocessors to run Proba-1’s agile computer.\n<\/p>\n

\nFor more background on Proba-1, read this celebration in the ESA Bulletin<\/i><\/a>.\n<\/p>\n

\nProba-1 led the way for the Sun-monitoring Proba-2<\/a> in 2009, the vegetation-tracking Proba-V<\/a> in 2013 and the Proba-3<\/a> precise formation-flying mission planned for 2019.<\/p>\n","protected":false},"author":5,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-304494","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-multimedia"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/304494","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=304494"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/304494\/revisions"}],"predecessor-version":[{"id":304495,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/304494\/revisions\/304495"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=304494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=304494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=304494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}