{"id":2859,"date":"2026-07-09T15:10:00","date_gmt":"2026-07-09T15:10:00","guid":{"rendered":"https:\/\/copernicus.gis.is\/homepage\/index.php\/2026\/07\/09\/satellites-in-tandem-reveal-30-years-of-antarctic-ice-flow\/"},"modified":"2026-07-09T15:10:00","modified_gmt":"2026-07-09T15:10:00","slug":"satellites-in-tandem-reveal-30-years-of-antarctic-ice-flow","status":"publish","type":"post","link":"https:\/\/copernicus.gis.is\/homepage\/index.php\/2026\/07\/09\/satellites-in-tandem-reveal-30-years-of-antarctic-ice-flow\/","title":{"rendered":"Satellites in tandem reveal 30 years of Antarctic ice flow"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2026\/07\/interferograms_of_scar_inlet_ice_shelf_in_1995_compared_to_2026\/27372839-1-eng-GB\/Interferograms_of_Scar_Inlet_Ice_Shelf_in_1995_compared_to_2026_card_full.jpg\" alt=\"Interferograms of Scar Inlet Ice Shelf in 1995 compared to 2026\" \/><\/p>\n<p>Thirty years after the European Space Agency first demonstrated the power of flying two satellites in very close formation, the concept was recently recreated. By temporarily positioning two Copernicus Sentinel-1 radar satellites to replicate the pioneering ERS-1\u2013ERS-2 \u2018tandem mission\u2019, ESA achieved one-day repeat radar imaging of the same Antarctic region.<\/p>\n<p>The results once again demonstrate how this approach can be used to measure glacier motion and pinpoint the critical grounding line with exceptional precision.<\/p>","protected":false},"excerpt":{"rendered":"<p>Thirty years after the European Space Agency first demonstrated the power of flying two satellites in very close formation, the concept was recently recreated. By temporarily positioning two Copernicus Sentinel-1 radar satellites to replicate the pioneering ERS-1\u2013ERS-2 \u2018tandem mission\u2019, ESA achieved one-day repeat radar imaging of the same Antarctic region. The results once again demonstrate [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2860,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-2859","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rss"],"_links":{"self":[{"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/posts\/2859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/comments?post=2859"}],"version-history":[{"count":0,"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/posts\/2859\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/media\/2860"}],"wp:attachment":[{"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/media?parent=2859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/categories?post=2859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/copernicus.gis.is\/homepage\/index.php\/wp-json\/wp\/v2\/tags?post=2859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}