Abell 2151 Galaxy Cluster in Hercules, 4th & 5th July 2008
Luminance 37 x 180 secs, Red 8 x 180 secs 2x2, Green 8 x 240 secs, Blue 8 x 360 secs (Total = 3.58 hours)
Full size (2184 x 1472 pixels) (1.7 Mbytes)