20456+4621

  • Unique Name: 20456+4621HDS2955
  • RA: 20 45 35.28
  • Dec: +46 21 02.1
  • Discoverer: HDS
  • Discoverer Number: 2955
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 290
  • Last position angle: 290
  • First separation: 0.4
  • Last separation: 0.4
  • Mag first component: 9.25
  • Mag second component: 12.42
  • Spectral type: O9V
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -5
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +45 3260
  • Notes: