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Darin E. Fields' Astrophotography Pages
 

M55: Globular Cluster in Sagittarius

Right Ascension19 : 40.0 (h:m)
Declination-30 : 58 (deg:m)
Distance16.6 (kly)
Visual Brightness6.3 (mag) 
Apparent Dimension19.0 (arc min)
More information on M55
 
 
 

260 second (20x 13 sec.) exposure using the PC camera on the 8" Newtonian.

Dark frame processing and image alignment and stacking was done with DarkGen program.
Final processing performed with Photoshop.

9-29-2000 from Cherry Springs State Park, PA.
Same raw image as above with additional levels of processing in Photoshop using mask and screen functions.
10/27/00 		m55newrun1:

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