18317-1658

  • Unique Name: 18317-1658HU 243
  • RA: 18 31 44.65
  • Dec: -16 57 32.1
  • Discoverer: HU
  • Discoverer Number: 243
  • Components:
  • First year: 1900
  • Last year: 1991
  • Observations: 7
  • First position angle: 355
  • Last position angle: 346
  • First separation: 1.3
  • Last separation: 1.4
  • Mag first component: 10.34
  • Mag second component: 10.74
  • Spectral type: B9III
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -7
  • Durchmusterung: -17 5225
  • Notes: