20181+4044

  • Unique Name: 20181+4044TAR 5AD
  • RA: 20 18 06.99
  • Dec: +40 43 55.6
  • Discoverer: TAR
  • Discoverer Number: 5
  • Components: AD
  • First year: 1887
  • Last year: 2006
  • Observations: 8
  • First position angle: 182
  • Last position angle: 181
  • First separation: 49.4
  • Last separation: 49.6
  • Mag first component: 5.8
  • Mag second component: 10.4
  • Spectral type: O9V B9V
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -6
  • Durchmusterung:
  • Notes: N
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