21099+3100

  • Unique Name: 21099+3100GRV 431AC
  • RA: 21 09 51.04
  • Dec: +31 00 56.9
  • Discoverer: GRV
  • Discoverer Number: 431
  • Components: AC
  • First year: 1900
  • Last year: 2008
  • Observations: 6
  • First position angle: 16
  • Last position angle: 16
  • First separation: 22.9
  • Last separation: 22.8
  • Mag first component: 10.6
  • Mag second component: 12.1
  • Spectral type:
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -28
  • Secondary proper motion RA: -12
  • Secondary proper motion DEC: -28
  • Durchmusterung:
  • Notes:
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