17280-4545

  • Unique Name: 17280-4545B 1858
  • RA: 17 28 00.37
  • Dec: -45 45 15.6
  • Discoverer: B
  • Discoverer Number: 1858
  • Components:
  • First year: 1930
  • Last year: 1992
  • Observations: 3
  • First position angle: 236
  • Last position angle: 237
  • First separation: 2.3
  • Last separation: 2.2
  • Mag first component: 9.63
  • Mag second component: 11.36
  • Spectral type: B9Ib
  • Primary proper motion RA: 7
  • Primary proper motion DEC: 2
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: -4511557
  • Notes: