18309+3417

  • Unique Name: 18309+3417STF2335AC
  • RA: 18 30 54.06
  • Dec: +34 16 30.9
  • Discoverer: STF
  • Discoverer Number: 2335
  • Components: AC
  • First year: 1833
  • Last year: 2008
  • Observations: 18
  • First position angle: 151
  • Last position angle: 153
  • First separation: 23.5
  • Last separation: 25.3
  • Mag first component: 9.33
  • Mag second component: 11.0
  • Spectral type: F9V
  • Primary proper motion RA: 6
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 3
  • Secondary proper motion DEC: -9
  • Durchmusterung:
  • Notes: U