{"id":9086,"date":"2020-08-17T08:37:44","date_gmt":"2020-08-17T12:37:44","guid":{"rendered":"https:\/\/starlightcascade.ca\/blog\/?p=9086"},"modified":"2020-08-17T08:37:44","modified_gmt":"2020-08-17T12:37:44","slug":"jupiter-2020-august-16-utc","status":"publish","type":"post","link":"https:\/\/starlightcascade.ca\/blog\/2020\/08\/jupiter-2020-august-16-utc\/","title":{"rendered":"Jupiter 2020 August 16 UTC"},"content":{"rendered":"<p><a href=\"https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2020\/08\/2020-08-16-0139_0-kk-L-Jup_Exposure86ms_ZWOASI290MC_pipp_lapl4_ap36_Drizzle15wk9gimp.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2020\/08\/2020-08-16-0139_0-kk-L-Jup_Exposure86ms_ZWOASI290MC_pipp_lapl4_ap36_Drizzle15wk9gimp-299x299.png\" alt=\"\" width=\"299\" height=\"299\" class=\"alignright size-medium wp-image-9087\" srcset=\"https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2020\/08\/2020-08-16-0139_0-kk-L-Jup_Exposure86ms_ZWOASI290MC_pipp_lapl4_ap36_Drizzle15wk9gimp-299x299.png 299w, https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2020\/08\/2020-08-16-0139_0-kk-L-Jup_Exposure86ms_ZWOASI290MC_pipp_lapl4_ap36_Drizzle15wk9gimp-150x150.png 150w, https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2020\/08\/2020-08-16-0139_0-kk-L-Jup_Exposure86ms_ZWOASI290MC_pipp_lapl4_ap36_Drizzle15wk9gimp.png 600w\" sizes=\"auto, (max-width: 299px) 100vw, 299px\" \/><\/a><\/p>\n<p>Greetings!<\/p>\n<p>Saturday night was imaging Jupiter with:<\/p>\n<p>a) cleaned optics (camera window, barlow)<\/p>\n<p>b) removed 90 deg adapter (gaining 10-20% in exposure times due to one less 80-90% reflective surface) AND one less Yaxis flip!<\/p>\n<p>c) the x2.5 barlow (previous attempts have been x1.5 and x2<\/p>\n<p>The Hartmann  mask was used to focus on Vega, then moved to Jupiter for imaging.<\/p>\n<p>Images runs were 120 second and exposure times were better than the 100ms the past few days, down to 90 and even 86ms.<\/p>\n<p>These are the best 20% of the 1395 frames taken.<\/p>\n<p>I&#8217;ve  attempted to add the GIMP to the image workflow: black point, filter enhance highpass, filter enhance despeckle and colour saturation, but I can&#8217;t say any of these worked for me at all.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Greetings! Saturday night was imaging Jupiter with: a) cleaned optics (camera window, barlow) b) removed 90 deg adapter (gaining 10-20% in exposure times due to one less 80-90% reflective surface) AND one less Yaxis flip! c) the x2.5 barlow (previous attempts have been x1.5 and x2 The Hartmann mask was used to focus on Vega, [&hellip;]<\/p>\n","protected":false},"author":494,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-9086","post","type-post","status-publish","format-standard","hentry","category-astronomy"],"_links":{"self":[{"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts\/9086","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/users\/494"}],"replies":[{"embeddable":true,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/comments?post=9086"}],"version-history":[{"count":1,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts\/9086\/revisions"}],"predecessor-version":[{"id":9088,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts\/9086\/revisions\/9088"}],"wp:attachment":[{"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/media?parent=9086"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/categories?post=9086"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/tags?post=9086"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}