17533-2221

  • Unique Name: 17533-2221HJ 4990
  • RA: 17 53 15.70
  • Dec: -22 20 41.6
  • Discoverer: HJ
  • Discoverer Number: 4990
  • Components:
  • First year: 1890
  • Last year: 1999
  • Observations: 7
  • First position angle: 300
  • Last position angle: 300
  • First separation: 23.5
  • Last separation: 23.4
  • Mag first component: 9.95
  • Mag second component: 11.33
  • Spectral type: B8Ib/II
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: 2
  • Durchmusterung: -22 4447
  • Notes: