20484+4002

  • Unique Name: 20484+4002J 1237BC
  • RA: 20 48 21.83
  • Dec: +40 02 07.5
  • Discoverer: J
  • Discoverer Number: 1237
  • Components: BC
  • First year: 1915
  • Last year: 2008
  • Observations: 4
  • First position angle: 336
  • Last position angle: 355
  • First separation: 3.9
  • Last separation: 5.5
  • Mag first component: 11.92
  • Mag second component: 12.6
  • Spectral type:
  • Primary proper motion RA: -4
  • Primary proper motion DEC: -11
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: 26
  • Durchmusterung:
  • Notes: N
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