M53 - Globular Cluster in Coma Berenices

M53 was discovered by Johann Bode in 1775. It one of the most distant globular clusters from the galactic core, approximately 60,000 light years distant.
Telescope: Orion 10 in. f/4.7 Newtonian; Baader coma corrector
Camera: Modified Canon T2i (550D); ISO 800; Raw capture
Mount:  Losmandy G11
Guiding: SSAG on 50mm Lumicon finder scope
Exposures: 10 @ 3minutes
Processing: Images were focused using Live View. They were calibrated in Canon Digital Photo Professional and were aligned and combined in ImagesPlus. The composite was slightly cropped and adjusted (Levels, Curves) in Photoshop. Noise was reduced using Topaz DeNoise.
Note: Taken from my backyard observatory in southeastern Minnesota on 3/28/12. Humidity: 60%; Temp: 50F
Back to Index