{"id":7532,"date":"2017-03-22T08:24:41","date_gmt":"2017-03-22T12:24:41","guid":{"rendered":"http:\/\/starlightcascade.ca\/blog\/?p=7532"},"modified":"2017-03-22T08:24:41","modified_gmt":"2017-03-22T12:24:41","slug":"spring-is-coming-winter-is-going","status":"publish","type":"post","link":"https:\/\/starlightcascade.ca\/blog\/2017\/03\/spring-is-coming-winter-is-going\/","title":{"rendered":"Spring is coming, winter is going"},"content":{"rendered":"<p><a href=\"http:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5-299x199.jpg\" alt=\"\" width=\"299\" height=\"199\" class=\"alignright size-medium wp-image-7533\" srcset=\"https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5-299x199.jpg 299w, https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5-150x100.jpg 150w, https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5-768x512.jpg 768w, https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5-1023x682.jpg 1023w, https:\/\/starlightcascade.ca\/blog\/wp-content\/uploads\/2017\/03\/2017-03-21-20-13-01-canonds6041-30-s-6470-1280-6mp-18mm-f3.5.jpg 1280w\" sizes=\"auto, (max-width: 299px) 100vw, 299px\" \/><\/a><\/p>\n<p>Whilst waiting for aurora in the north, Kim took an image to the south last night.<\/p>\n<p>This is with our *old* Canon EOS Rebel (300D) 18mm f3.5, 30 sec exposure on a sturdy tripod.<\/p>\n<p>Sirius Orion, Hyades, Pleiades with some trailing&#8230; not sure why there would be trailing, even if they are on the celestial equator (and hence moving the fastest), especially at 18mm.  Wait.. we had this conversation before!<\/p>\n<p>The original image was 3072&#215;2048 pixels, 2MB in size, this was reduced down to 1280&#215;853 and 200KB for email..<\/p>\n<p>The metadata says f5.6.. hmm will have to check the settings.. it should have been wide open at f3.5 at the 18mm setting, at ISO800<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Whilst waiting for aurora in the north, Kim took an image to the south last night. This is with our *old* Canon EOS Rebel (300D) 18mm f3.5, 30 sec exposure on a sturdy tripod. Sirius Orion, Hyades, Pleiades with some trailing&#8230; not sure why there would be trailing, even if they are on the celestial [&hellip;]<\/p>\n","protected":false},"author":494,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,15],"tags":[],"class_list":["post-7532","post","type-post","status-publish","format-standard","hentry","category-astronomy","category-tech"],"_links":{"self":[{"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts\/7532","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=7532"}],"version-history":[{"count":1,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts\/7532\/revisions"}],"predecessor-version":[{"id":7534,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/posts\/7532\/revisions\/7534"}],"wp:attachment":[{"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/media?parent=7532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/categories?post=7532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/starlightcascade.ca\/blog\/wp-json\/wp\/v2\/tags?post=7532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}