20170+3725

  • Unique Name: 20170+3725HDS2891Aa,Ab
  • RA: 20 17 00.03
  • Dec: +37 25 23.8
  • Discoverer: HDS
  • Discoverer Number: 2891
  • Components: Aa,Ab
  • First year: 1991
  • Last year: 1991
  • Observations: 2
  • First position angle: 50
  • Last position angle: 50
  • First separation: 0.9
  • Last separation: 0.9
  • Mag first component: 8.11
  • Mag second component: 11.25
  • Spectral type: WNs...
  • Primary proper motion RA: -7
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -7
  • Durchmusterung: +36 3987
  • Notes: