17317+3019

  • Unique Name: 17317+3019STF2181AC
  • RA: 17 31 42.54
  • Dec: +30 19 05.3
  • Discoverer: STF
  • Discoverer Number: 2181
  • Components: AC
  • First year: 1902
  • Last year: 2002
  • Observations: 7
  • First position angle: 210
  • Last position angle: 217
  • First separation: 50.9
  • Last separation: 38.6
  • Mag first component: 7.04
  • Mag second component: 12.55
  • Spectral type: K0
  • Primary proper motion RA: -5
  • Primary proper motion DEC: -120
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: 5
  • Durchmusterung:
  • Notes: NL
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