About this Object:
Messier 28 (also known as M28 or NGC 6626) is a globular cluster in the constellation Sagittarius. It was discovered by Charles Messier in 1764. In the sky it is very close to the 3rd magnitude star Kaus Borealis. M28 is at a distance of about 18,000 to 19,000 light-years away from Earth.

About this Photo:
Date(s): July 3, 2011
Location: From my driveway in Georgetown, Texas
Telescope: Celestron C9.25 @ F6.3
Mount: CGEM
Guiding: Orion StarShoot AutoGuider / Taurus Tracker III OAG
Camera: Canon 40D Modified
Filter:
Exposure: 6 x 120s @ ISO1600 (12 Min total)
Acquisition: ImagesPlus 3.75 Camera Control
Processing: ImagesPlus 3.75 – Darks,Flats,Bias
Post-processing: Adobe Photoshop CS3; Gradient Exterminator; Noise Ninja; Noel Carboni's Tools
Temperature(s): 85º F