21548+4548

  • Unique Name: 21548+4548COU2137Aa,Ab
  • RA: 21 54 49.88
  • Dec: +45 47 29.8
  • Discoverer: COU
  • Discoverer Number: 2137
  • Components: Aa,Ab
  • First year: 1982
  • Last year: 2008
  • Observations: 4
  • First position angle: 233
  • Last position angle: 224
  • First separation: 0.2
  • Last separation: 0.2
  • Mag first component: 8.86
  • Mag second component: 9.32
  • Spectral type: A0
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -1
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +45 3721
  • Notes:
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