18310+3115

  • Unique Name: 18310+3115A 247
  • RA: 18 30 57.76
  • Dec: +31 14 43.9
  • Discoverer: A
  • Discoverer Number: 247
  • Components:
  • First year: 1901
  • Last year: 2007
  • Observations: 9
  • First position angle: 56
  • Last position angle: 58
  • First separation: 2.7
  • Last separation: 3.1
  • Mag first component: 8.75
  • Mag second component: 11.83
  • Spectral type: K0
  • Primary proper motion RA: 6
  • Primary proper motion DEC: -11
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: -7
  • Durchmusterung: +31 3282
  • Notes: