18557-3117

  • Unique Name: 18557-3117PRO 219
  • RA: 18 55 38.92
  • Dec: -31 16 52.3
  • Discoverer: PRO
  • Discoverer Number: 219
  • Components:
  • First year: 1910
  • Last year: 1999
  • Observations: 3
  • First position angle: 178
  • Last position angle: 168
  • First separation: 12.3
  • Last separation: 12.5
  • Mag first component: 11.4
  • Mag second component: 11.7
  • Spectral type: A3Ia
  • Primary proper motion RA: -16
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 10
  • Secondary proper motion DEC: -17
  • Durchmusterung: -3116135
  • Notes: