{"id":16,"date":"2015-12-05T17:33:22","date_gmt":"2015-12-05T22:33:22","guid":{"rendered":"http:\/\/blogs.uml.edu\/schueller-observatory\/?p=16"},"modified":"2015-12-05T17:40:17","modified_gmt":"2015-12-05T22:40:17","slug":"1123-schueller-observatory-visiting","status":"publish","type":"post","link":"https:\/\/blogs.uml.edu\/schueller-observatory\/2015\/12\/05\/1123-schueller-observatory-visiting\/","title":{"rendered":"11\/23 Schueller Observatory visiting"},"content":{"rendered":"<p>Location: Chelmsford, MA\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Telescope: C14<\/p>\n<p>We have adjust the camera focal length as 3.91m.<br \/>\nAperature diameter 35.6cm<br \/>\nBinning factor in height and width is 2X2<br \/>\nCCD temperature ~-20<br \/>\nAirmass of the telescope: 1.5<br \/>\nWith exposure time as 2s, we took the picture for &#8216;Tycho 3156:1799&#8242;(RA 20:21:35.192 DEC +40:26:04.7).<br \/>\nThe 1st pic shown here is the RGB image of Tycho 3156_1799 by combining the red, green and blue image together. 2nd one is with the filter &#8216;clear&#8217;.<br \/>\nIt&#8217;s V405 CYG observed in 2003-10-13 19:26 with no-filter which is shown in the figure 3.<br \/>\nFrom the Tycho, SAO and GCVS catolog, its properties are:<br \/>\nLuminosity: 0.64 \u00b1 0.52 times that of the sun<br \/>\nAbsolute magnitude: 5.29 \u00b1 0.89<br \/>\nDistance: 45 \u00b1 19 parsecs (148 \u00b1 61 light-years)<br \/>\nSlow irregular star of spectral type K or later<br \/>\nPhotometric band: P<br \/>\nMaximum magnitude: 10.0<br \/>\nSpectral type: M6.5<\/p>\n<p><a href=\"http:\/\/blogs.uml.edu\/schueller-observatory\/wp-content\/uploads\/sites\/41\/2015\/12\/ds9.png\">. <img loading=\"lazy\" class=\"alignnone size-full wp-image-17\" src=\"http:\/\/blogs.uml.edu\/schueller-observatory\/wp-content\/uploads\/sites\/41\/2015\/12\/ds9.png\" alt=\"ds9\" width=\"189\" height=\"128\" \/><\/a><a href=\"http:\/\/blogs.uml.edu\/schueller-observatory\/wp-content\/uploads\/sites\/41\/2015\/12\/Tycho-clear.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-18\" src=\"http:\/\/blogs.uml.edu\/schueller-observatory\/wp-content\/uploads\/sites\/41\/2015\/12\/Tycho-clear.png\" alt=\"Tycho-clear\" width=\"189\" height=\"128\" \/><\/a><a href=\"http:\/\/blogs.uml.edu\/schueller-observatory\/wp-content\/uploads\/sites\/41\/2015\/12\/image002.jpg\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-19\" src=\"http:\/\/blogs.uml.edu\/schueller-observatory\/wp-content\/uploads\/sites\/41\/2015\/12\/image002.jpg\" alt=\"image002\" width=\"235\" height=\"176\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Location: Chelmsford, MA\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Telescope: C14 We have adjust the camera focal length as 3.91m. Aperature diameter 35.6cm Binning factor in height and width is 2X2 CCD temperature ~-20 Airmass of the telescope: 1.5 With exposure time as 2s, we took &hellip; <a href=\"https:\/\/blogs.uml.edu\/schueller-observatory\/2015\/12\/05\/1123-schueller-observatory-visiting\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":287,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/posts\/16"}],"collection":[{"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/users\/287"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/comments?post=16"}],"version-history":[{"count":3,"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/posts\/16\/revisions"}],"predecessor-version":[{"id":22,"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/posts\/16\/revisions\/22"}],"wp:attachment":[{"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/media?parent=16"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/categories?post=16"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.uml.edu\/schueller-observatory\/wp-json\/wp\/v2\/tags?post=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}