15557-5439

  • Unique Name: 15557-5439HDS2241
  • RA: 15 55 39.58
  • Dec: -54 38 36.6
  • Discoverer: HDS
  • Discoverer Number: 2241
  • Components:
  • First year: 1991
  • Last year: 2006
  • Observations: 3
  • First position angle: 286
  • Last position angle: 285
  • First separation: 1.2
  • Last separation: 1.1
  • Mag first component: 11.0
  • Mag second component: 11.43
  • Spectral type: OB+
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: -4
  • Durchmusterung: -54 6791
  • Notes: