Location of photoMayhill, New Mexico
Date/Time of photo15 Junes 2016
EquipmentRCOS f/9 telescope operating at f/5.95 (Astro-Physics CCDT67 reducer) and a SBIG STF8300c camera mounted on a Paramount ME.
DescriptionThe globular cluster Messier 56 is found in the part of Milky Way that runs through the constellation Lyra. Admiral Smyth describes M 56 as “a globular cluster in a splendid field” in his “A Cycle of Celestial Objects” (2nd Ed, 1881). Exposure was a total of 1 hr 40 min (5 x 20 min lights @ -15 degrees C; 40 darks; 128 flats; 128 bias). Calibrated, registered, integrated, and processed in PixInsight 188.8.131.525 Ripley (x64).
WebsiteFor a larger image see: http://astronomersgroup.org/gallery/displayimage.php?pid=403&fullsize=1