18503-2100

  • Unique Name: 18503-2100ARA1554
  • RA: 18 50 17.87
  • Dec: -20 59 44.8
  • Discoverer: ARA
  • Discoverer Number: 1554
  • Components:
  • First year: 1921
  • Last year: 1999
  • Observations: 4
  • First position angle: 184
  • Last position angle: 188
  • First separation: 10.4
  • Last separation: 9.8
  • Mag first component: 10.73
  • Mag second component: 12.8
  • Spectral type:
  • Primary proper motion RA: 9
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: 13
  • Secondary proper motion DEC: 2
  • Durchmusterung:
  • Notes: