17187+0157

  • Unique Name: 17187+0157LDS 991
  • RA: 17 18 35.15
  • Dec: +01 56 53.1
  • Discoverer: LDS
  • Discoverer Number: 991
  • Components:
  • First year: 1936
  • Last year: 2000
  • Observations: 11
  • First position angle: 140
  • Last position angle: 139
  • First separation: 13.0
  • Last separation: 13.1
  • Mag first component: 14.1
  • Mag second component: 14.2
  • Spectral type: DA3 M4
  • Primary proper motion RA: -433
  • Primary proper motion DEC: -299
  • Secondary proper motion RA: -434
  • Secondary proper motion DEC: -296
  • Durchmusterung:
  • Notes: