21476+2439

  • Unique Name: 21476+2439GRV 507AB
  • RA: 21 47 39.22
  • Dec: +24 39 06.2
  • Discoverer: GRV
  • Discoverer Number: 507
  • Components: AB
  • First year: 1997
  • Last year: 2001
  • Observations: 2
  • First position angle: 317
  • Last position angle: 317
  • First separation: 92.8
  • Last separation: 92.8
  • Mag first component: 10.9
  • Mag second component: 11.55
  • Spectral type:
  • Primary proper motion RA: -13
  • Primary proper motion DEC: -13
  • Secondary proper motion RA: -20
  • Secondary proper motion DEC: -23
  • Durchmusterung:
  • Notes:
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