{"id":54143,"date":"2023-08-26T07:59:00","date_gmt":"2023-08-26T07:59:00","guid":{"rendered":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=54143"},"modified":"2023-08-28T17:01:10","modified_gmt":"2023-08-28T17:01:10","slug":"satellite-signatures-of-the-nasa-spacex-crew-7-launch","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/54143","title":{"rendered":"Satellite signatures of the NASA\/SpaceX Crew-7 launch"},"content":{"rendered":"<p><div style=\"width: 1725px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_goes16_abiBands_01_16_rocketPlumeRGB_SpaceX_Crew7_launch_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_b08-20230826_073027.png\" width=\"1715\" height=\"830\" \/><\/a><p class=\"wp-caption-text\">Stepped sequence of GOES-16 images from all 16 ABI spectral bands, plus a Rocket Plume RGB; KXMR denotes the location of the Cape Kennedy rawinsonde launch site [click to play animated GIF | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_goes16_abiBands_01_16_rocketPlumeRGB_SpaceX_Crew7_launch_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>Overlapping 1-minute Mesoscale Domain Sectors provided GOES-16\u00a0<em>(GOES-East)<\/em>\u00a0images at 30-second intervals from all 16 of the\u00a0<a href=\"https:\/\/www.goes-r.gov\/spacesegment\/abi.html\"><strong>ABI<\/strong><\/a>\u00a0spectral bands\u00a0<em><strong>(above)<\/strong><\/em>, which displayed the northeast-moving bright reflectance and\/or the warm thermal signature of a SpaceX Falcon 9 rocket booster as the Crew-7 Mission was launched from Cape Canaveral Space Force Station in Florida at 0727 UTC (3:27 AM EST) on <a href=\"https:\/\/www.wpc.ncep.noaa.gov\/dailywxmap\/index_20230826.html\"><strong>26 August 2023<\/strong><\/a>. The low-altitude rocket launch condensation cloud was also evident in imagery from the Infrared bands (07-16), located just offshore from the launch site. One or both of these rocket launch signatures were unambiguously detected by 15 of 16 of the ABI spectral bands (02-16), as well as <a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/QuickGuide_GOESR_RocketPlumeRGB.pdf\"><strong>Rocket Plume RGB<\/strong><\/a> images. A notable feature was the signature of the Stage 1 &#8220;Boostback Burn&#8221; &#8212; where the expansion\/cooling of the rocket engine&#8217;s gas plume was apparent in the Band 08 image at <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_b08-20230826_073054.png\"><strong>0730 UTC<\/strong><\/a>.\u00a0 Note: the default enhancements of the Visible bands (01 and 02) and Near-Infrared bands (03-06) were modified, to help better visualize the nighttime rocket signature.<\/p>\n<p>A 16-panel display of GOES-16 ABI spectral bands at 0728 UTC <em><strong>(below)<\/strong><\/em> showed the rocket signature in bands 02-16 at that time.<\/p>\n<p><div style=\"width: 1714px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_g16_16p-20230826_072854.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_g16_16p-20230826_072854.png\" width=\"1704\" height=\"820\" \/><\/a><p class=\"wp-caption-text\">16-panel display of GOES-16 ABI spectral bands at 0728 UTC [click to enlarge]<\/p><\/div>In fact, a very subtle reflectance signature was also apparent in ABI spectral band 01 immediately after launch at 0727 UTC &#8212; it was partially masked by the map overlay, which was removed for the 0726-0727 UTC comparison seen below.<\/p>\n<p><div style=\"width: 1714px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_0726utc_0727utc_goes16_16panel_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_0726utc_0727utc_goes16_16panel_anim.gif\" width=\"1704\" height=\"820\" \/><\/a><p class=\"wp-caption-text\">16-panel display of GOES-16 ABI spectral bands at 0726 and 0727 UTC [click to enlarge]<\/p><\/div>A zoomed-in view using a stepped sequence of GOES-16 images from 16 ABI spectral bands 03, 05, 06 and 07 <em><strong>(below)<\/strong><\/em> showed the brighter\/warmer signature of the Falcon 9 rocket Stage 1 Landing Burn at 0734 UTC, as it successfully returned to the Cape Canaveral Space Force Station.<\/p>\n<p><div style=\"width: 1725px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_goes16_abiBands_03_05_06_07_SpaceX_Falcon9_booster_landing_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_zoom_b05-20230826_073454.png\" width=\"1715\" height=\"830\" \/><\/a><p class=\"wp-caption-text\">Stepped sequence of GOES-16 images from 16 ABI spectral bands 03, 05, 06 and 07, 0733-0735 UTC [click to play animated GIF | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_goes16_abiBands_03_05_06_07_SpaceX_Falcon9_booster_landing_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>A GOES-18 <em>(GOES-West)<\/em> Mesoscale Domain Sector was also positioned over the region, providing 1-minute images from a more oblique perspective <em><strong>(below)<\/strong><\/em>.<\/p>\n<p><div style=\"width: 1725px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_goes18_abiBands_01_16_SpaceX_Crew7_launch_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_g18_b08-20230826_073028.png\" width=\"1715\" height=\"830\" \/><\/a><p class=\"wp-caption-text\">Stepped sequence of GOES-18 images from all 16 ABI spectral bands [click to play animated GIF | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/230826_goes18_abiBands_01_16_SpaceX_Crew7_launch_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>A 16-panel display of GOES-18 ABI spectral bands at 0728 UTC <em><strong>(below)<\/strong><\/em> showed that rocket signature was evident in bands 02-16 (as was the case with GOES-16).<\/p>\n<p><div style=\"width: 1714px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_g18_16p-20230826_072825.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/images\/2023\/08\/sx_g18_16p-20230826_072825.png\" width=\"1704\" height=\"820\" \/><\/a><p class=\"wp-caption-text\">16-panel display of GOES-18 ABI spectral bands at 0728 UTC [click to enlarge]<\/p><\/div>Thanks to Todd Beltracci, The Aerospace Corporation, for his insightful discussion on several aspects of this imagery.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overlapping 1-minute Mesoscale Domain Sectors provided GOES-16\u00a0(GOES-East)\u00a0images at 30-second intervals from all 16 of the\u00a0ABI\u00a0spectral bands\u00a0(above), which displayed the northeast-moving bright reflectance and\/or the warm thermal signature of a SpaceX Falcon 9 rocket booster as the Crew-7 Mission was launched from Cape Canaveral Space Force Station in Florida at 0727 UTC (3:27 AM EST) on [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":54150,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[74,114,45,106],"tags":[],"class_list":["post-54143","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-16","category-goes-18","category-redgreenblue-rgb-images","category-rocket-signatures"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/54143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=54143"}],"version-history":[{"count":19,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/54143\/revisions"}],"predecessor-version":[{"id":54177,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/54143\/revisions\/54177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/54150"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=54143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=54143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=54143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}