21426+4103

  • Unique Name: 21426+4103BU 688AB
  • RA: 21 42 33.41
  • Dec: +41 02 51.0
  • Discoverer: BU
  • Discoverer Number: 688
  • Components: AB
  • First year: 1877
  • Last year: 2008
  • Observations: 73
  • First position angle: 209
  • Last position angle: 200
  • First separation: 0.3
  • Last separation: 0.4
  • Mag first component: 8.1
  • Mag second component: 8.62
  • Spectral type: F2V
  • Primary proper motion RA: 26
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 26
  • Secondary proper motion DEC: -1
  • Durchmusterung: +40 4617
  • Notes: NO
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