21313+2112

  • Unique Name: 21313+2112GRV 473
  • RA: 21 31 20.67
  • Dec: +21 12 16.2
  • Discoverer: GRV
  • Discoverer Number: 473
  • Components:
  • First year: 1999
  • Last year: 2001
  • Observations: 2
  • First position angle: 26
  • Last position angle: 27
  • First separation: 46.4
  • Last separation: 46.2
  • Mag first component: 8.58
  • Mag second component: 14.18
  • Spectral type: Am:
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -17
  • Secondary proper motion RA: 17
  • Secondary proper motion DEC: 9
  • Durchmusterung: +20 4947
  • Notes:
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