21567+2721

  • Unique Name: 21567+2721GRV 521
  • RA: 21 56 43.93
  • Dec: +27 21 53.1
  • Discoverer: GRV
  • Discoverer Number: 521
  • Components:
  • First year: 1893
  • Last year: 2001
  • Observations: 6
  • First position angle: 307
  • Last position angle: 306
  • First separation: 44.5
  • Last separation: 45.4
  • Mag first component: 11.32
  • Mag second component: 11.92
  • Spectral type:
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: -15
  • Secondary proper motion DEC: -11
  • Durchmusterung:
  • Notes:
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