20169+4022

  • Unique Name: 20169+4022BU 661AC
  • RA: 20 16 55.28
  • Dec: +40 21 54.3
  • Discoverer: BU
  • Discoverer Number: 661
  • Components: AC
  • First year: 1912
  • Last year: 2002
  • Observations: 3
  • First position angle: 218
  • Last position angle: 218
  • First separation: 111.7
  • Last separation: 111.1
  • Mag first component: 5.44
  • Mag second component: 13.68
  • Spectral type: K3.5IIab
  • Primary proper motion RA: 2
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes:
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