{"id":990,"date":"2019-01-22T11:02:40","date_gmt":"2019-01-22T10:02:40","guid":{"rendered":"https:\/\/pepsi.aip.de\/?p=990"},"modified":"2019-03-08T09:26:39","modified_gmt":"2019-03-08T08:26:39","slug":"ek-draconis","status":"publish","type":"post","link":"https:\/\/pepsi.aip.de\/?p=990","title":{"rendered":"EK Draconis showing evidence for starspot penumbrae"},"content":{"rendered":"\r\n<p>The first temperature surface map of EK Dra from very-high-resolution spectra obtained with the Potsdam Echelle Polarimetric and Spectroscopic Instrument (PEPSI) at the Large Binocular Telescope shows four cool spots. The temperature morphology of one of them appears to show so far the best evidence for the existence of a solar-like penumbra for a starspot.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"741\" height=\"397\" class=\"wp-image-993\" src=\"https:\/\/pepsi.aip.de\/wp-content\/uploads\/2019\/01\/EKDRA.jpg\" alt=\"\" srcset=\"https:\/\/pepsi.aip.de\/wp-content\/uploads\/2019\/01\/EKDRA.jpg 741w, https:\/\/pepsi.aip.de\/wp-content\/uploads\/2019\/01\/EKDRA-300x161.jpg 300w\" sizes=\"auto, (max-width: 741px) 100vw, 741px\" \/>\r\n<figcaption>Left: Temperature Doppler image of EK Draconis. Right: iMap reconstruction of the spot that indicates evidence for penumbra.<\/figcaption>\r\n<\/figure>\r\n\r\n\r\n\r\n<p>Read more: J\u00e4rvinen et al. <a href=\"http:\/\/cdsads.u-strasbg.fr\/abs\/2018A%26A...620A.162J\">2018, A&amp;A, 620, 162<\/a><\/p>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>The first temperature surface map of EK Dra from very-high-resolution spectra obtained with the Potsdam Echelle Polarimetric and Spectroscopic Instrument (PEPSI) at the Large Binocular Telescope shows four cool spots. The temperature morphology of one of them appears to show so far the best evidence for the existence of a solar-like penumbra for a starspot. &hellip; <a href=\"https:\/\/pepsi.aip.de\/?p=990\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">EK Draconis showing evidence for starspot penumbrae<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-990","post","type-post","status-publish","format-standard","hentry","category-publications"],"_links":{"self":[{"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=\/wp\/v2\/posts\/990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=990"}],"version-history":[{"count":6,"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=\/wp\/v2\/posts\/990\/revisions"}],"predecessor-version":[{"id":1010,"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=\/wp\/v2\/posts\/990\/revisions\/1010"}],"wp:attachment":[{"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pepsi.aip.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}