17511+5523

  • Unique Name: 17511+5523HO 71
  • RA: 17 50 57.76
  • Dec: +55 23 17.9
  • Discoverer: HO
  • Discoverer Number: 71
  • Components:
  • First year: 1885
  • Last year: 2011
  • Observations: 16
  • First position angle: 227
  • Last position angle: 227
  • First separation: 3.7
  • Last separation: 3.8
  • Mag first component: 9.2
  • Mag second component: 9.6
  • Spectral type:
  • Primary proper motion RA: 15
  • Primary proper motion DEC: 15
  • Secondary proper motion RA: -21
  • Secondary proper motion DEC: 13
  • Durchmusterung:
  • Notes: