20289-2220

  • Unique Name: 20289-2220DON 987
  • RA: 20 28 54.30
  • Dec: -22 19 54.9
  • Discoverer: DON
  • Discoverer Number: 987
  • Components:
  • First year: 1920
  • Last year: 1999
  • Observations: 6
  • First position angle: 75
  • Last position angle: 77
  • First separation: 4.9
  • Last separation: 5.8
  • Mag first component: 9.69
  • Mag second component: 11.7
  • Spectral type: A2IV
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -13
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: -22 5439
  • Notes:
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