21179+3454

  • Unique Name: 21179+3454BU 9011AE
  • RA: 21 17 55.07
  • Dec: +34 53 48.8
  • Discoverer: BU
  • Discoverer Number: 9011
  • Components: AE
  • First year: 1874
  • Last year: 2012
  • Observations: 4
  • First position angle: 60
  • Last position angle: 67
  • First separation: 40.0
  • Last separation: 34.2
  • Mag first component: 4.36
  • Mag second component: 10.0
  • Spectral type: B2Vne
  • Primary proper motion RA: 14
  • Primary proper motion DEC: -2
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: N
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