15544-5520

  • Unique Name: 15544-5520I 549
  • RA: 15 54 21.81
  • Dec: -55 19 44.3
  • Discoverer: I
  • Discoverer Number: 549
  • Components:
  • First year: 1909
  • Last year: 1998
  • Observations: 5
  • First position angle: 100
  • Last position angle: 97
  • First separation: 1.5
  • Last separation: 2.5
  • Mag first component: 8.9
  • Mag second component: 10.3
  • Spectral type: B
  • Primary proper motion RA: -22
  • Primary proper motion DEC: 5
  • Secondary proper motion RA: 76
  • Secondary proper motion DEC: -2
  • Durchmusterung: -54 6759
  • Notes: