20239+3912

  • Unique Name: 20239+3912J 129
  • RA: 20 23 51.83
  • Dec: +39 12 34.8
  • Discoverer: J
  • Discoverer Number: 129
  • Components:
  • First year: 1910
  • Last year: 2003
  • Observations: 10
  • First position angle: 20
  • Last position angle: 34
  • First separation: 1.0
  • Last separation: 3.3
  • Mag first component: 10.45
  • Mag second component: 11.16
  • Spectral type: G0
  • Primary proper motion RA: 12
  • Primary proper motion DEC: 12
  • Secondary proper motion RA: 16
  • Secondary proper motion DEC: 17
  • Durchmusterung: +38 4066
  • Notes: