20421+4125

  • Unique Name: 20421+4125COU2420
  • RA: 20 42 04.34
  • Dec: +41 24 46.5
  • Discoverer: COU
  • Discoverer Number: 2420
  • Components:
  • First year: 1987
  • Last year: 2007
  • Observations: 3
  • First position angle: 86
  • Last position angle: 83
  • First separation: 0.4
  • Last separation: 0.5
  • Mag first component: 9.85
  • Mag second component: 10.26
  • Spectral type: A0
  • Primary proper motion RA: 7
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 7
  • Secondary proper motion DEC: -1
  • Durchmusterung: +40 4283
  • Notes:
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