20181+4044

  • Unique Name: 20181+4044STF2666AB
  • RA: 20 18 06.99
  • Dec: +40 43 55.6
  • Discoverer: STF
  • Discoverer Number: 2666
  • Components: AB
  • First year: 1831
  • Last year: 2013
  • Observations: 79
  • First position angle: 242
  • Last position angle: 246
  • First separation: 2.7
  • Last separation: 2.7
  • Mag first component: 5.8
  • Mag second component: 8.24
  • Spectral type: O9V B1.5V
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -10
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: -10
  • Durchmusterung:
  • Notes: N D