19431+2318

  • Unique Name: 19431+2318J 490AB
  • RA: 19 43 08.87
  • Dec: +23 18 08.2
  • Discoverer: J
  • Discoverer Number: 490
  • Components: AB
  • First year: 1911
  • Last year: 2008
  • Observations: 4
  • First position angle: 107
  • Last position angle: 119
  • First separation: 3.0
  • Last separation: 5.4
  • Mag first component: 8.79
  • Mag second component: 12.2
  • Spectral type: O7
  • Primary proper motion RA: -7
  • Primary proper motion DEC: -6
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +22 3782
  • Notes:
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