21439+5540

  • Unique Name: 21439+5540A 1895
  • RA: 21 43 51.57
  • Dec: +55 40 05.3
  • Discoverer: A
  • Discoverer Number: 1895
  • Components:
  • First year: 1908
  • Last year: 1929
  • Observations: 3
  • First position angle: 58
  • Last position angle: 60
  • First separation: 3.8
  • Last separation: 4.0
  • Mag first component: 9.63
  • Mag second component: 13.6
  • Spectral type: G0
  • Primary proper motion RA: 15
  • Primary proper motion DEC: -10
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +54 2609
  • Notes:
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