20120+3429

  • Unique Name: 20120+3429HO 121AB,C
  • RA: 20 12 01.92
  • Dec: +34 28 44.2
  • Discoverer: HO
  • Discoverer Number: 121
  • Components: AB,C
  • First year: 1884
  • Last year: 2002
  • Observations: 15
  • First position angle: 18
  • Last position angle: 14
  • First separation: 21.4
  • Last separation: 22.9
  • Mag first component: 7.3
  • Mag second component: 12.2
  • Spectral type: A5III
  • Primary proper motion RA: 18
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: 7
  • Secondary proper motion DEC: 9
  • Durchmusterung:
  • Notes: