m74.jpg by adam stuart

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11-9-07	adam stuart

m74.jpg

miami, Florida

Spiral Galaxy M74

It may be difficult to find M74 under the slightest light polution or other imperfect viewing conditions, as its nucleus is almost stellar, and the disk and spiral arms of considerable low surface brightness. Imaging this galaxy is also challenging due to the low surface brightness.

Right Ascension 01:36.7 (h:m)
Declination +15:47 (deg:m)
Distance 35000 (kly)
Visual Brightness 9.4 (mag)
Apparent Dimension 10.2 x 9.5 (arc min)

starlight xpress SXV-H9,2.77 arc-sec/pixel
Stellarvue Nighthawk at f/6 piggybacked on STV-guided LX200 at 1,575 mm. Astronomik clear Type II IR-blocked filter and Lumicon DSF, 4 x 900 seconds, unbinned 1x1. Sigma combined in Ray Gralak's pre-beta 11, acquired with Astroart 3.0, aligned in AIP4WIN ver 1. Temperature 71 *F, 71% humidity. full exif

other sizes: small medium original auto

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