18309+3417

  • Unique Name: 18309+3417ABH 100AD
  • RA: 18 30 54.06
  • Dec: +34 16 30.9
  • Discoverer: ABH
  • Discoverer Number: 100
  • Components: AD
  • First year: 1988
  • Last year: 2002
  • Observations: 3
  • First position angle: 271
  • Last position angle: 271
  • First separation: 35.6
  • Last separation: 35.1
  • Mag first component: 9.33
  • Mag second component: 13.5
  • Spectral type: F9V
  • Primary proper motion RA: 6
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: -9
  • Secondary proper motion DEC: 0
  • Durchmusterung:
  • Notes: U
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