M20, also known as Messier 20, NGC 6515 or the the Triffid nebula, is a magnitude 6
emission nebula in Sagittarius. It is about 5200 light years away.
Date: June 2013
Location: New Ringgold PA
Optics: Hyperion 12.5 inch f/9 2532mm focal length
Mount: Paramount ME
Camera: Apogee Alta U8300 Camera
Guiding: SBIG ST-402 on an On Axis Guider from Innovations Foresight
Exposure: LRGB: R-8x8 min, G- 8x4 min, B- 10x11 min, HA- 4x20 for a total of 4.8 hours
Processing: Image acquisition using CCD Autopilot. Initial processing was done using
Maxim DL with subsequent processing with Photoshop.
Blue Mountain Vista Observatory New RInggold PA