20021+5439

  • Unique Name: 20021+5439BU 426AB
  • RA: 20 02 07.92
  • Dec: +54 38 28.0
  • Discoverer: BU
  • Discoverer Number: 426
  • Components: AB
  • First year: 1877
  • Last year: 2011
  • Observations: 17
  • First position angle: 310
  • Last position angle: 306
  • First separation: 5.8
  • Last separation: 5.7
  • Mag first component: 8.53
  • Mag second component: 10.5
  • Spectral type: K0
  • Primary proper motion RA: 16
  • Primary proper motion DEC: 18
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: 0
  • Durchmusterung: +54 2276
  • Notes:
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