21573+6118

  • Unique Name: 21573+6118BU 275
  • RA: 21 57 17.67
  • Dec: +61 17 43.1
  • Discoverer: BU
  • Discoverer Number: 275
  • Components:
  • First year: 1876
  • Last year: 2008
  • Observations: 58
  • First position angle: 183
  • Last position angle: 170
  • First separation: 0.3
  • Last separation: 0.4
  • Mag first component: 7.18
  • Mag second component: 8.99
  • Spectral type: B1Vp
  • Primary proper motion RA: -1
  • Primary proper motion DEC: 1
  • Secondary proper motion RA: -1
  • Secondary proper motion DEC: 1
  • Durchmusterung: +60 2320
  • Notes: