18117-1605

  • Unique Name: 18117-1605J 1620AB
  • RA: 18 11 43.26
  • Dec: -16 04 45.7
  • Discoverer: J
  • Discoverer Number: 1620
  • Components: AB
  • First year: 1905
  • Last year: 1999
  • Observations: 8
  • First position angle: 273
  • Last position angle: 272
  • First separation: 25.0
  • Last separation: 27.3
  • Mag first component: 9.65
  • Mag second component: 10.97
  • Spectral type: B9
  • Primary proper motion RA: 24
  • Primary proper motion DEC: -2
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -3
  • Durchmusterung: -16 4746
  • Notes: U
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