20317+4540

  • Unique Name: 20317+4540HJ 1533
  • RA: 20 31 39.85
  • Dec: +45 41 30.0
  • Discoverer: HJ
  • Discoverer Number: 1533
  • Components:
  • First year: 1828
  • Last year: 2006
  • Observations: 7
  • First position angle: 189
  • Last position angle: 187
  • First separation: 6.0
  • Last separation: 10.9
  • Mag first component: 11.6
  • Mag second component: 12.01
  • Spectral type:
  • Primary proper motion RA: -6
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: 3
  • Durchmusterung:
  • Notes:
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