NGC 4490

  • Date: 31 March + 1 April 2005
  • Exposure: 3.0 hours LHaRGB (92:24:19:18.24min.)
  • FWHM:
  • Additional notes:
  • Telescope: 12” f/6.0 Newtonian
  • Mount: Heavy Germanmount
  • Camera: StarlightXpress SXV-H9
  • Filters: Astronomik Typ II.c LRGB