18091+3101

  • Unique Name: 18091+3101BLL 31AB
  • RA: 18 09 06.21
  • Dec: +31 01 16.1
  • Discoverer: BLL
  • Discoverer Number: 31
  • Components: AB
  • First year: 1877
  • Last year: 2002
  • Observations: 13
  • First position angle: 321
  • Last position angle: 321
  • First separation: 66.9
  • Last separation: 65.0
  • Mag first component: 10.04
  • Mag second component: 11.08
  • Spectral type: M4e
  • Primary proper motion RA: -5
  • Primary proper motion DEC: 9
  • Secondary proper motion RA: 14
  • Secondary proper motion DEC: -9
  • Durchmusterung: +30 3137
  • Notes: N