20139+3439

  • Unique Name: 20139+3439SEI1027
  • RA: 20 13 54.72
  • Dec: +34 38 55.4
  • Discoverer: SEI
  • Discoverer Number: 1027
  • Components:
  • First year: 1896
  • Last year: 2011
  • Observations: 7
  • First position angle: 11
  • Last position angle: 10
  • First separation: 27.5
  • Last separation: 28.6
  • Mag first component: 10.15
  • Mag second component: 12.31
  • Spectral type: G5IV
  • Primary proper motion RA: 5
  • Primary proper motion DEC: -13
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: 1
  • Durchmusterung: +34 3928
  • Notes: