20222+4015

  • Unique Name: 20222+4015BU 665BC
  • RA: 20 22 10.21
  • Dec: +40 13 06.7
  • Discoverer: BU
  • Discoverer Number: 665
  • Components: BC
  • First year: 1878
  • Last year: 2010
  • Observations: 9
  • First position angle: 305
  • Last position angle: 301
  • First separation: 1.4
  • Last separation: 1.8
  • Mag first component: 10.0
  • Mag second component: 11.0
  • Spectral type:
  • Primary proper motion RA: -14
  • Primary proper motion DEC: -17
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +39 4159
  • Notes: N
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