21121+4543

  • Unique Name: 21121+4543ES 9005BD
  • RA: 21 12 09.28
  • Dec: +45 41 21.1
  • Discoverer: ES
  • Discoverer Number: 9005
  • Components: BD
  • First year: 1913
  • Last year: 2011
  • Observations: 7
  • First position angle: 85
  • Last position angle: 84
  • First separation: 23.2
  • Last separation: 22.4
  • Mag first component: 11.4
  • Mag second component: 13.9
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: 13
  • Durchmusterung:
  • Notes: N
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