20338+4540

  • Unique Name: 20338+4540A 740
  • RA: 20 33 50.35
  • Dec: +45 39 41.2
  • Discoverer: A
  • Discoverer Number: 740
  • Components:
  • First year: 1904
  • Last year: 2009
  • Observations: 15
  • First position angle: 314
  • Last position angle: 314
  • First separation: 0.8
  • Last separation: 0.8
  • Mag first component: 9.64
  • Mag second component: 9.95
  • Spectral type: O8
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -7
  • Durchmusterung: +45 3216
  • Notes:
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