ASTRO IMAGES By Doug Wheeland


            M 71 - Globular Cluster in Sagitta

M 71                     EQUIPMENT
Telescope ----  12.5" RCOS RC at 114" FL
Mount --------  Astro-Physics AP1200
Camera -------  SBIG ST8E/CFW8
Guided -------  SBIG AO7

13 Aug. 2003
120 min. Total
5 min. Sub-Exposures
Acquired Using MaxIm CCD

Data Reduction Using MaxIm DL
Finished Using Adobe Photo Shop

Star Ranch Road Observatory
South Western Colorado Springs
Elevation 6500 Feet


    Click For Full Size                     2004 Version Full Size

    Click For Reduced Size            2004 Version Reduced Size

This object is a loose globular cluster about 13 thousand light years distant.  In the past, it had been cataloged as an open cluster.  We see it through a dense field of non-cluster stars and that makes M 71 even more difficult to distinguish.

All Images Copyright Douglas R. Wheeland

Star Cluster Home Page

Astronomy Home Page