19431+2318

  • Unique Name: 19431+2318J 490AC
  • RA: 19 43 08.87
  • Dec: +23 18 08.2
  • Discoverer: J
  • Discoverer Number: 490
  • Components: AC
  • First year: 1892
  • Last year: 2013
  • Observations: 5
  • First position angle: 49
  • Last position angle: 52
  • First separation: 4.9
  • Last separation: 4.3
  • Mag first component: 8.79
  • Mag second component: 12.2
  • Spectral type: O7
  • Primary proper motion RA: -7
  • Primary proper motion DEC: -7
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: