20509+3855

  • Unique Name: 20509+3855SEI1278
  • RA: 20 50 53.31
  • Dec: +38 54 49.9
  • Discoverer: SEI
  • Discoverer Number: 1278
  • Components:
  • First year: 1896
  • Last year: 2002
  • Observations: 7
  • First position angle: 139
  • Last position angle: 136
  • First separation: 23.9
  • Last separation: 25.4
  • Mag first component: 11.33
  • Mag second component: 12.06
  • Spectral type: G0
  • Primary proper motion RA: -17
  • Primary proper motion DEC: -24
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: -23
  • Durchmusterung:
  • Notes:
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