18309+3417

  • Unique Name: 18309+3417ABH 100AE
  • RA: 18 30 54.06
  • Dec: +34 16 30.9
  • Discoverer: ABH
  • Discoverer Number: 100
  • Components: AE
  • First year: 1944
  • Last year: 2002
  • Observations: 4
  • First position angle: 10
  • Last position angle: 20
  • First separation: 30.0
  • Last separation: 42.7
  • Mag first component: 9.33
  • Mag second component: 13.58
  • Spectral type: F9V
  • Primary proper motion RA: 6
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: U