20559+4345

  • Unique Name: 20559+4345COU2543
  • RA: 20 55 54.90
  • Dec: +43 44 26.9
  • Discoverer: COU
  • Discoverer Number: 2543
  • Components:
  • First year: 1988
  • Last year: 2005
  • Observations: 4
  • First position angle: 225
  • Last position angle: 222
  • First separation: 1.5
  • Last separation: 1.6
  • Mag first component: 10.85
  • Mag second component: 11.16
  • Spectral type: B9
  • Primary proper motion RA: 4
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: -3
  • Durchmusterung: +43 3764
  • Notes: