20445+3409

  • Unique Name: 20445+3409HU 690
  • RA: 20 44 30.59
  • Dec: +34 09 07.5
  • Discoverer: HU
  • Discoverer Number: 690
  • Components:
  • First year: 1903
  • Last year: 2007
  • Observations: 21
  • First position angle: 283
  • Last position angle: 281
  • First separation: 0.6
  • Last separation: 0.5
  • Mag first component: 9.53
  • Mag second component: 9.76
  • Spectral type: A2
  • Primary proper motion RA: 17
  • Primary proper motion DEC: 15
  • Secondary proper motion RA: 17
  • Secondary proper motion DEC: 15
  • Durchmusterung: +33 4011
  • Notes:
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