20312+1116

  • Unique Name: 20312+1116STF2690A,BC
  • RA: 20 31 11.94
  • Dec: +11 15 33.7
  • Discoverer: STF
  • Discoverer Number: 2690
  • Components: A,BC
  • First year: 1777
  • Last year: 2013
  • Observations: 156
  • First position angle: 281
  • Last position angle: 255
  • First separation: 15.0
  • Last separation: 17.6
  • Mag first component: 7.12
  • Mag second component: 7.39
  • Spectral type: B8V
  • Primary proper motion RA: -4
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: -6
  • Secondary proper motion DEC: -10
  • Durchmusterung:
  • Notes: N D