18311+2216

  • Unique Name: 18311+2216COU 15
  • RA: 18 31 01.16
  • Dec: +22 17 02.1
  • Discoverer: COU
  • Discoverer Number: 15
  • Components:
  • First year: 1957
  • Last year: 1957
  • Observations: 1
  • First position angle: 123
  • Last position angle: 123
  • First separation: 1.7
  • Last separation: 1.7
  • Mag first component: 9.7
  • Mag second component: 12.7
  • Spectral type:
  • Primary proper motion RA: -9
  • Primary proper motion DEC: -7
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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