20180+3311

  • Unique Name: 20180+3311HO 592AB,C
  • RA: 20 17 59.91
  • Dec: +33 11 29.1
  • Discoverer: HO
  • Discoverer Number: 592
  • Components: AB,C
  • First year: 1895
  • Last year: 1991
  • Observations: 13
  • First position angle: 256
  • Last position angle: 256
  • First separation: 2.8
  • Last separation: 3.0
  • Mag first component: 7.6
  • Mag second component: 11.96
  • Spectral type: B9
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -2
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: N
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