{"id":1597,"date":"2015-09-16T20:46:42","date_gmt":"2015-09-17T04:46:42","guid":{"rendered":"http:\/\/jazzistentialism.com\/blog\/?p=1597"},"modified":"2015-11-12T23:25:15","modified_gmt":"2015-11-13T07:25:15","slug":"spectral-sequence","status":"publish","type":"post","link":"http:\/\/jazzistentialism.com\/blog\/?p=1597","title":{"rendered":"Stellar classification with the Alpy 600"},"content":{"rendered":"<p>A test of the new Shelyak Alpy 600 low resolution spectrograph showing a sequence of OBAFGKM stars.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-1634\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/Be.png\" alt=\"Be\" width=\"250\" height=\"166\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/Be.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/Be-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/Be-1024x681.png 1024w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/><img loading=\"lazy\" class=\"alignnone wp-image-1638\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5.png\" alt=\"M4M5\" width=\"250\" height=\"166\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5-1024x681.png 1024w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/><\/p>\n<p><!--more--><\/p>\n<p>A basic Spectral sequence from Type-B to Type-M. The data was corrected and reduced using ISIS (click to enlarge).<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/OBAFGKM.jpg\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1600 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/OBAFGKM.jpg\" alt=\"OBAFGKM\" width=\"3357\" height=\"2234\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/OBAFGKM.jpg 3357w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/OBAFGKM-300x200.jpg 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/OBAFGKM-1024x681.jpg 1024w\" sizes=\"(max-width: 3357px) 100vw, 3357px\" \/><\/a><\/p>\n<p>R = 568 @ 6402\u00c5<\/p>\n<h2>Individual Profiles:<\/h2>\n<h3>1. Type B5V<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/B5V.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1633 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/B5V.png\" alt=\"B5V\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/B5V.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/B5V-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/B5V-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>2. Type A5V<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/A5V.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1632 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/A5V.png\" alt=\"A5V\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/A5V.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/A5V-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/A5V-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>3. Type F5V<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/F5V.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1635 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/F5V.png\" alt=\"F5V\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/F5V.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/F5V-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/F5V-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>5. Type G5V<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/G5V.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1636 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/G5V.png\" alt=\"G5V\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/G5V.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/G5V-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/G5V-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>6. Type K5III<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/K5III.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1637 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/K5III.png\" alt=\"K5III\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/K5III.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/K5III-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/K5III-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>7. Type M4\/M5<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1638 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5.png\" alt=\"M4M5\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/11\/M4M5-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>8.\u00a0HD 157832 in the constellation of Ara showing the strong H-a emission typical of Be stars:<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/Be.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1643 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/Be.png\" alt=\"Be\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/Be.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/Be-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/Be-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a>9.\u00a0HD 156385, a Wolf-Rayet star in the constellation of Ara:<a href=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/WR1.png\" target=\"_blank\"><img loading=\"lazy\" class=\"alignnone wp-image-1683 size-full\" src=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/WR1.png\" alt=\"WR\" width=\"1343\" height=\"893\" srcset=\"http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/WR1.png 1343w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/WR1-300x199.png 300w, http:\/\/jazzistentialism.com\/blog\/wp-content\/uploads\/2015\/09\/WR1-1024x681.png 1024w\" sizes=\"(max-width: 1343px) 100vw, 1343px\" \/><\/a><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>A test of the new Shelyak Alpy 600 low resolution spectrograph showing a sequence of OBAFGKM stars.<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[19],"tags":[],"_links":{"self":[{"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1597"}],"collection":[{"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1597"}],"version-history":[{"count":26,"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1597\/revisions"}],"predecessor-version":[{"id":1685,"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1597\/revisions\/1685"}],"wp:attachment":[{"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1597"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1597"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/jazzistentialism.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1597"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}