M 91

  • Date: 4 April 2005
  • Exposure: 3.0 hours LRGB (120:19:18:24 min.)
  • FWHM:
  • Additional notes: Trail of Minor Planet 27485
  • Telescope: 12” f/6.0 Newtonian
  • Mount: Heavy Germanmount
  • Camera: StarlightXpress SXV-H9
  • Filters: Astronomik Typ II.c LRGB