{"id":27155,"date":"2016-12-20T10:56:04","date_gmt":"2016-12-20T08:56:04","guid":{"rendered":"https:\/\/mamchenkov.net\/wordpress\/?p=27155"},"modified":"2016-12-20T10:56:04","modified_gmt":"2016-12-20T08:56:04","slug":"largest-digital-survey-of-the-sky-mapped-billions-of-stars","status":"publish","type":"post","link":"https:\/\/mamchenkov.net\/wordpress\/2016\/12\/20\/largest-digital-survey-of-the-sky-mapped-billions-of-stars\/","title":{"rendered":"Largest digital survey of the sky mapped billions of stars"},"content":{"rendered":"<!-- google_ad_section_start -->\n<p><a href=\"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27156\" data-permalink=\"https:\/\/mamchenkov.net\/wordpress\/2016\/12\/20\/largest-digital-survey-of-the-sky-mapped-billions-of-stars\/space\/\" data-orig-file=\"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?fit=1400%2C629&amp;ssl=1\" data-orig-size=\"1400,629\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"space\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?fit=660%2C296&amp;ssl=1\" class=\"aligncenter size-medium wp-image-27156\" src=\"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space-500x225.jpg?resize=500%2C225&#038;ssl=1\" alt=\"\" width=\"500\" height=\"225\" srcset=\"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?resize=500%2C225&amp;ssl=1 500w, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?resize=768%2C345&amp;ssl=1 768w, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?resize=1024%2C460&amp;ssl=1 1024w, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?w=1400&amp;ssl=1 1400w, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/space.jpg?w=1320 1320w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/www.engadget.com\/2016\/12\/20\/pan-starrs-data\/\">Engadget<\/a> reports:<\/p>\n<blockquote><p>An international team of astronomers have <a href=\"http:\/\/phys.org\/news\/2016-12-pan-starrs-catalogue-billion-astronomical-sources.html\">released<\/a> two petabytes of data from the <a href=\"https:\/\/www.engadget.com\/2010\/06\/21\/the-hunt-for-killer-asteroids-is-on-with-the-pan-starrs-1-telesc\/\">Pan-STARRS project<\/a> that&#8217;s also known as the &#8220;world&#8217;s largest digital sky survey.&#8221; Two petabytes of data, according to the team, is equivalent to any of the following: a billion selfies, one hundred Wikipedias or 40 million four-drawer filing cabinets filled with single-spaced text. The scientists spent four years observing three-fourths of the night sky through their 1.8 meter telescope at Haleakala Observatories on Maui, Hawaii, <a href=\"https:\/\/www.engadget.com\/2016\/09\/15\/esa-gaia-satellite-milky-way-map\/\">scanning<\/a> three billion objects in the Milky Way 12 times in five different filters. Those objects included stars, galaxies, asteroids and other celestial bodies.<\/p><\/blockquote>\n<p>Wow &#8230; this is mind blowing at the very least &#8230;<\/p>\n<blockquote><p>See the image above? That&#8217;s the result of half a million 45-second exposures taken over four years. They&#8217;re releasing even more detailed images and data in 2017 &#8212; for now, you can check out what the team released to the public on the <a href=\"http:\/\/panstarrs.stsci.edu\/\">official Pan-STARRS<\/a> website.<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<!-- google_ad_section_end -->\n","protected":false},"excerpt":{"rendered":"<!-- google_ad_section_start -->\n<p>Engadget reports: An international team of astronomers have released two petabytes of data from the Pan-STARRS project that&#8217;s also known as the &#8220;world&#8217;s largest digital sky survey.&#8221; Two petabytes of data, according to the team, is equivalent to any of the following: a billion selfies, one hundred Wikipedias or 40 million four-drawer filing cabinets filled &hellip; <a href=\"https:\/\/mamchenkov.net\/wordpress\/2016\/12\/20\/largest-digital-survey-of-the-sky-mapped-billions-of-stars\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Largest digital survey of the sky mapped billions of stars<\/span><\/a><\/p>\n<!-- google_ad_section_end -->\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Largest digital survey of the sky mapped billions of stars #space #science #research","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false,"_links_to":"","_links_to_target":""},"categories":[1,62],"tags":[1117,655,53],"keyring_services":[],"class_list":["post-27155","post","type-post","status-publish","format-standard","hentry","category-general","category-technology","tag-research","tag-science","tag-space"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - 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I guess he wasn't the only one, as during this year's Amazon re:Invent 2016 conference, the\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"aws-snowmobile","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/12\/AWS-Snowmobile-500x313.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":21481,"url":"https:\/\/mamchenkov.net\/wordpress\/2014\/04\/09\/facebook-and-the-linux-kernel\/","url_meta":{"origin":27155,"position":1},"title":"Facebook and the Linux kernel","author":"Leonid Mamchenkov","date":"April 9, 2014","format":"link","excerpt":"Facebook and the Linux kernel Within Facebook, anyone can look at and change the code in its source repositories. The facebook.com site has its code updated twice daily, he said, so the barrier to getting new code in the hands of users is low. Those changes can be fixes or\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":42500,"url":"https:\/\/mamchenkov.net\/wordpress\/2019\/04\/13\/stackoverflow-developer-survey-results-2019\/","url_meta":{"origin":27155,"position":2},"title":"StackOverflow: Developer Survey Results 2019","author":"Leonid Mamchenkov","date":"April 13, 2019","format":false,"excerpt":"This year's results for StackOverflow Developer Survey are in. This is probably the largest survey of IT professionals, with nearly 90,000 participating this year. As always, there are plenty of insightful findings and correlations in the results. But one that I was somewhat glad to see was the attitude towards\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2019\/04\/blockchain-work.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2019\/04\/blockchain-work.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2019\/04\/blockchain-work.png?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":10444,"url":"https:\/\/mamchenkov.net\/wordpress\/2006\/09\/02\/turning-the-world-i-side-out\/","url_meta":{"origin":27155,"position":3},"title":"Turning the world I-side out","author":"Leonid Mamchenkov","date":"September 2, 2006","format":false,"excerpt":"Here is an example of things to come. The world is changing in so many interesting ways that it's difficult to catch up with most... The best market example I know is digital photography. Who is a digital photo \"consumer\" any more? Nobody consumes film, and relatively few consume print\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":27751,"url":"https:\/\/mamchenkov.net\/wordpress\/2017\/06\/24\/platres-sky\/","url_meta":{"origin":27155,"position":4},"title":"Platres sky","author":"Leonid Mamchenkov","date":"June 24, 2017","format":"image","excerpt":"Platres sky","rel":"","context":"In &quot;Instagram&quot;","block_context":{"text":"Instagram","link":"https:\/\/mamchenkov.net\/wordpress\/category\/photography\/instagram\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2017\/06\/1498309668.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2017\/06\/1498309668.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2017\/06\/1498309668.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2017\/06\/1498309668.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2017\/06\/1498309668.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":14760,"url":"https:\/\/mamchenkov.net\/wordpress\/2011\/04\/15\/amazon-bloopers-the-end-of-printed-media\/","url_meta":{"origin":27155,"position":5},"title":"Amazon Bloopers : The end of printed media","author":"Leonid Mamchenkov","date":"April 15, 2011","format":false,"excerpt":"Disclaimer: before you read any further, I want to you know that's it nothing more than an obvious bug in a very large and complex system called Amazon. \u00a0A friend just pointed it out to me while it was happening. \u00a0And not just somewhere, but in my own Amazon Wishlist!\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2011\/04\/practical_guide_to_deisgning_for_the_web.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/posts\/27155","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/comments?post=27155"}],"version-history":[{"count":0,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/posts\/27155\/revisions"}],"wp:attachment":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/media?parent=27155"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/categories?post=27155"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/tags?post=27155"},{"taxonomy":"keyring_services","embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/keyring_services?post=27155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}