21515+4706

  • Unique Name: 21515+4706HJ 1701
  • RA: 21 51 34.79
  • Dec: +47 05 39.3
  • Discoverer: HJ
  • Discoverer Number: 1701
  • Components:
  • First year: 1828
  • Last year: 2003
  • Observations: 8
  • First position angle: 187
  • Last position angle: 209
  • First separation: 10.0
  • Last separation: 14.1
  • Mag first component: 11.2
  • Mag second component: 11.63
  • Spectral type:
  • Primary proper motion RA: 21
  • Primary proper motion DEC: 0
  • Secondary proper motion RA: -10
  • Secondary proper motion DEC: -11
  • Durchmusterung:
  • Notes:
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