21566+3421

  • Unique Name: 21566+3421BU 1214AC
  • RA: 21 56 36.00
  • Dec: +34 20 53.3
  • Discoverer: BU
  • Discoverer Number: 1214
  • Components: AC
  • First year: 1890
  • Last year: 2004
  • Observations: 11
  • First position angle: 18
  • Last position angle: 15
  • First separation: 112.4
  • Last separation: 106.7
  • Mag first component: 9.59
  • Mag second component: 9.99
  • Spectral type: A0
  • Primary proper motion RA: 6
  • Primary proper motion DEC: 0
  • Secondary proper motion RA: -52
  • Secondary proper motion DEC: -26
  • Durchmusterung: +33 4388
  • Notes:
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