M 2

  • Date: 11 September 2010
  • Exposure: 2.8 hours RGB (40:50:80 min.)
  • FWHM:
  • Additional notes: subs 10×4:10×5:10×8 min., all 1×1 bin
  • Telescope: 18” f/4.5 Newtonian
  • Mount: Heavy Forkmount
  • Camera: SBIG ST10-XME
  • Filters: Astronomik Typ II.c LRGB