{"id":1579,"date":"2022-05-27T18:57:37","date_gmt":"2022-05-27T22:57:37","guid":{"rendered":"http:\/\/mvas.org\/mvas_wp\/?p=1579"},"modified":"2022-05-27T18:57:38","modified_gmt":"2022-05-27T22:57:38","slug":"m56-globular-cluster-in-lyra-3","status":"publish","type":"post","link":"https:\/\/mvas.org\/?p=1579","title":{"rendered":"M56 \u2013 Globular Cluster in Lyra"},"content":{"rendered":"\n
\"\"
M56 \u2013 Globular Cluster in Lyra<\/figcaption><\/figure>\n\n\n

Telescope: Unitron 1<\/span><\/span><\/span>55<\/span><\/span><\/span> 4<\/span><\/span><\/span>\u201d f\/15 <\/span><\/span><\/span>refractor, <\/span><\/span><\/span>Atlas EQ-G<\/span><\/span><\/span><\/span><\/p>\n

Camera: Canon EOS Ra <\/span><\/span><\/span><\/span>full frame DSLR<\/span><\/span><\/span><\/span><\/p>\n

Filter: 2\u201d GSO IR Cut<\/span><\/span><\/span><\/span> Filter<\/span><\/span><\/span><\/span><\/p>\n

Guide scope: <\/span><\/span><\/span>Orion 50mm Guidescope, ASI120MM, PHD, Dithered every 4 subs<\/span><\/span><\/span><\/span><\/p>\n

Exposure: <\/span><\/span><\/span>34<\/span><\/span><\/span>x<\/span><\/span><\/span>12<\/span><\/span><\/span>0<\/span><\/span><\/span>sec, <\/span><\/span><\/span>ISO<\/span><\/span><\/span> 16<\/span><\/span><\/span><\/span>00<\/span><\/span><\/span><\/span>, saved as <\/span><\/span><\/span>RAW<\/span><\/span><\/span><\/p>\n

Darks: Internal (Long Exposure Noise Reduction)<\/span><\/p>\n

Flats: <\/span><\/span><\/span>32×1\/<\/span><\/span><\/span><\/span>1<\/span><\/span><\/span><\/span>0s <\/span><\/span><\/span><\/span>tee shirt<\/span><\/span><\/span><\/span> flats taken at dusk<\/span><\/span><\/span><\/span><\/p>\n

Average Light Pollution: Bortle 8, <\/span><\/span><\/span><\/span>fair<\/span><\/span><\/span><\/span> transparency<\/span><\/span><\/span><\/span><\/p>\n

Lensed Sky Quality Meter: 18.4 mag\/arc-sec^2<\/p>\n

Stacking: Mean with a 1-sigma clip<\/p>\n

White Balance: Nebulosity Automatic<\/p>\n

Software: Backyard EOS, Deepsky Stacker<\/span>, Nebulosity, Photoshop<\/span><\/p>\n

M56 is a relatively small, dense globular cluster that tends to get a bit lost against the background Milky Way. I have always found this to be a somewhat challenging object visually (at least from my backyard) but it blossoms beautifully with a camera. <\/span><\/span><\/p>\n

M5<\/span><\/span><\/span><\/span>6<\/span><\/span><\/span><\/span> currently <\/span><\/span><\/span><\/span>rises in the northeast as the sky darkens<\/span><\/span><\/span><\/span>. <\/span><\/span><\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"

Telescope: Unitron 155 4\u201d f\/15 refractor, Atlas EQ-G Camera: Canon EOS Ra full frame DSLR Filter: 2\u201d GSO IR Cut Filter Guide scope: Orion 50mm Guidescope, ASI120MM, PHD, Dithered every 4 subs Exposure: 34x120sec, ISO 1600, saved as RAW Darks: Internal (Long Exposure Noise Reduction) Flats: 32×1\/10s tee shirt flats taken at dusk Average Light […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","pgc_sgb_lightbox_settings":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[14,15],"tags":[],"class_list":["post-1579","post","type-post","status-publish","format-standard","hentry","category-forums-beginner-imaging","category-forums-deepsky-imaging","entry"],"yoast_head":"\nM56 \u2013 Globular Cluster in Lyra - Miami Valley Astronomical Society<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mvas.org\/?p=1579\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M56 \u2013 Globular Cluster in Lyra - 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