20210+3919

  • Unique Name: 20210+3919TOB 186BC
  • RA: 20 21 03.80
  • Dec: +39 17 52.5
  • Discoverer: TOB
  • Discoverer Number: 186
  • Components: BC
  • First year: 1983
  • Last year: 2008
  • Observations: 5
  • First position angle: 44
  • Last position angle: 52
  • First separation: 16.1
  • Last separation: 16.4
  • Mag first component: 12.19
  • Mag second component: 12.09
  • Spectral type:
  • Primary proper motion RA: 4
  • Primary proper motion DEC: 13
  • Secondary proper motion RA: -1
  • Secondary proper motion DEC: -3
  • Durchmusterung:
  • Notes:
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