21517+1918

  • Unique Name: 21517+1918STF2834AB
  • RA: 21 51 40.18
  • Dec: +19 18 25.0
  • Discoverer: STF
  • Discoverer Number: 2834
  • Components: AB
  • First year: 1830
  • Last year: 2012
  • Observations: 29
  • First position angle: 289
  • Last position angle: 298
  • First separation: 4.1
  • Last separation: 4.1
  • Mag first component: 6.93
  • Mag second component: 9.89
  • Spectral type: F5IV
  • Primary proper motion RA: -29
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -35
  • Secondary proper motion DEC: -8
  • Durchmusterung: +18 4874
  • Notes:
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