20210+3919

  • Unique Name: 20210+3919SEI1097AB
  • RA: 20 21 02.17
  • Dec: +39 17 33.7
  • Discoverer: SEI
  • Discoverer Number: 1097
  • Components: AB
  • First year: 1892
  • Last year: 2008
  • Observations: 10
  • First position angle: 51
  • Last position angle: 46
  • First separation: 23.3
  • Last separation: 27.2
  • Mag first component: 11.2
  • Mag second component: 12.19
  • Spectral type:
  • Primary proper motion RA: -4
  • Primary proper motion DEC: -22
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: 13
  • Durchmusterung:
  • Notes: L
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