22220-3431

  • Unique Name: 22220-3431B 557Aa,Ab
  • RA: 22 21 57.60
  • Dec: -34 31 13.0
  • Discoverer: B
  • Discoverer Number: 557
  • Components: Aa,Ab
  • First year: 1926
  • Last year: 2008
  • Observations: 19
  • First position angle: 344
  • Last position angle: 256
  • First separation: 0.3
  • Last separation: 0.1
  • Mag first component: 8.31
  • Mag second component: 8.26
  • Spectral type: F3/5V
  • Primary proper motion RA: 13
  • Primary proper motion DEC: 28
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: -3515279
  • Notes: N
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