GLOBULAR CLUSTER M3: Color Composite June 09, 2001; Gettysburg College Observatory
1 exposures in I (2 min), V (4 min) and B (6 min)
Test of new Photometrics CH350 Camera with Site 003B Back-illuminated chip.
Field of view: 18.2 arcmin. (compare: old camera with Th7896 chip was 14.6 arcmin)
Combined using MaximDL software.
Image by L. Marschall
copyright Laurence A. Marschall, Gettysburg College