21321+3412

  • Unique Name: 21321+3412HO 603BC
  • RA: 21 31 58.47
  • Dec: +34 11 39.8
  • Discoverer: HO
  • Discoverer Number: 603
  • Components: BC
  • First year: 1896
  • Last year: 2011
  • Observations: 13
  • First position angle: 271
  • Last position angle: 276
  • First separation: 3.3
  • Last separation: 3.5
  • Mag first component: 9.82
  • Mag second component: 11.3
  • Spectral type:
  • Primary proper motion RA: 26
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: -15
  • Secondary proper motion DEC: -1
  • Durchmusterung: +33 4286
  • Notes: