18317-1915

  • Unique Name: 18317-1915ARN 107
  • RA: 18 31 41.15
  • Dec: -19 15 17.6
  • Discoverer: ARN
  • Discoverer Number: 107
  • Components:
  • First year: 1919
  • Last year: 2009
  • Observations: 6
  • First position angle: 289
  • Last position angle: 288
  • First separation: 20.8
  • Last separation: 20.7
  • Mag first component: 9.68
  • Mag second component: 10.94
  • Spectral type: em
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: -8
  • Durchmusterung:
  • Notes: