The H-a image is shown below.
Description
Hubble Color Palette: R=SII, G=H-a, B=OIII.
Exposure: 9 hours; 3 hrs each H-a, SII, OIII
Telescope: RCOS 16" RC f/8.9 tube
Mount: Software Bisque Paramount ME
Oag: Astrodon MonsterMOAG
Acquisition: CCD AutoPilot3
Calibration: CCDStack
Observatory Site: Sierra-Remote Observatories, Shaver Lake, CA
Telescope: RCOS 16" RC f/8.9 tube
Mount: Software Bisque Paramount ME
Oag: Astrodon MonsterMOAG
Acquisition: CCD AutoPilot3
Calibration: CCDStack
Observatory Site: Sierra-Remote Observatories, Shaver Lake, CA
Camera: SBIG STL11000
Filters: Astrodon 6 nm H-a, OIII, SII
Guider: SBIG STL Remote
Camera Operation: MaximDL4.62
Processing: Photoshop CS2
Image Date: 07/04/2007
Filters: Astrodon 6 nm H-a, OIII, SII
Guider: SBIG STL Remote
Camera Operation: MaximDL4.62
Processing: Photoshop CS2
Image Date: 07/04/2007