M 13

  • Date: June 2009
  • Exposure: 3.1 hours LRGB (82:28:30:48 min.)
  • FWHM: 2.2 arcsec
  • Additional notes:
  • Telescope: 18” f/5.3 Newtonian
  • Mount: Heavy Forkmount
  • Camera: SBIG ST10-XME
  • Filters: Astronomik Typ II.c LRGB