17309-0538

  • Unique Name: 17309-0538A 30AB,C
  • RA: 17 30 55.58
  • Dec: -05 37 41.7
  • Discoverer: A
  • Discoverer Number: 30
  • Components: AB,C
  • First year: 1899
  • Last year: 1999
  • Observations: 8
  • First position angle: 8
  • Last position angle: 8
  • First separation: 3.3
  • Last separation: 3.3
  • Mag first component: 8.5
  • Mag second component: 12.6
  • Spectral type: A0
  • Primary proper motion RA: 5
  • Primary proper motion DEC: -14
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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