20311+3854

  • Unique Name: 20311+3854SEI1149
  • RA: 20 31 04.39
  • Dec: +38 54 31.9
  • Discoverer: SEI
  • Discoverer Number: 1149
  • Components:
  • First year: 1895
  • Last year: 2002
  • Observations: 6
  • First position angle: 202
  • Last position angle: 203
  • First separation: 18.9
  • Last separation: 19.5
  • Mag first component: 11.98
  • Mag second component: 12.5
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -6
  • Secondary proper motion RA: -8
  • Secondary proper motion DEC: -9
  • Durchmusterung:
  • Notes:
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