18109+4242

  • Unique Name: 18109+4242ROE 5AB
  • RA: 18 09 51.11
  • Dec: +42 42 51.0
  • Discoverer: ROE
  • Discoverer Number: 5
  • Components: AB
  • First year: 1909
  • Last year: 2008
  • Observations: 5
  • First position angle: 108
  • Last position angle: 114
  • First separation: 12.7
  • Last separation: 15.0
  • Mag first component: 11.41
  • Mag second component: 13.19
  • Spectral type:
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: -13
  • Secondary proper motion DEC: -18
  • Durchmusterung: +42 3015
  • Notes:
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