20181+4044

  • Unique Name: 20181+4044STF2666AC
  • RA: 20 18 06.99
  • Dec: +40 43 55.6
  • Discoverer: STF
  • Discoverer Number: 2666
  • Components: AC
  • First year: 1887
  • Last year: 2006
  • Observations: 13
  • First position angle: 209
  • Last position angle: 207
  • First separation: 33.7
  • Last separation: 34.0
  • Mag first component: 5.8
  • Mag second component: 11.11
  • Spectral type: O9V B8V
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -7
  • Durchmusterung:
  • Notes: N