20310+0211

  • Unique Name: 20310+0211J 561
  • RA: 20 30 55.17
  • Dec: +02 11 13.1
  • Discoverer: J
  • Discoverer Number: 561
  • Components:
  • First year: 1909
  • Last year: 2000
  • Observations: 7
  • First position angle: 183
  • Last position angle: 177
  • First separation: 4.4
  • Last separation: 4.4
  • Mag first component: 12.83
  • Mag second component: 12.83
  • Spectral type:
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: 5
  • Secondary proper motion DEC: -11
  • Durchmusterung:
  • Notes: B
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