21509-4052

  • Unique Name: 21509-4052CRU 2AC
  • RA: 21 50 56.33
  • Dec: -40 51 57.1
  • Discoverer: CRU
  • Discoverer Number: 2
  • Components: AC
  • First year: 1879
  • Last year: 2011
  • Observations: 7
  • First position angle: 41
  • Last position angle: 48
  • First separation: 38.5
  • Last separation: 58.2
  • Mag first component: 9.9
  • Mag second component: 12.2
  • Spectral type: G3V
  • Primary proper motion RA: -100
  • Primary proper motion DEC: -55
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: N
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