Nights at Melinda Heights
Astro-imaging Under The City LightsM28
Comments Off on M28
Name: M28
Alternate Names: NGC 6626
Constellation: Sagittarius
Distance: 17,900 light years
Magnitude: 7.66
Size: 11.2 arc minutes
Age: 12 billion years
Discovered: Charles Messier 1764
Telescope: Televue NP101
Camera: QSI 683
Mount: Astro-Physics AP900
Exposures: R=10×60 Seconds, G=10×60 Seconds, B=10×60 Seconds