21109+1801

  • Unique Name: 21109+1801COU 69
  • RA: 21 10 57.06
  • Dec: +18 01 18.6
  • Discoverer: COU
  • Discoverer Number: 69
  • Components:
  • First year: 1964
  • Last year: 2003
  • Observations: 2
  • First position angle: 332
  • Last position angle: 328
  • First separation: 1.7
  • Last separation: 1.6
  • Mag first component: 10.5
  • Mag second component: 12.1
  • Spectral type:
  • Primary proper motion RA:
  • Primary proper motion DEC: 36
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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