20255+4006

  • Unique Name: 20255+4006D 22AB
  • RA: 20 25 31.14
  • Dec: +40 05 53.7
  • Discoverer: D
  • Discoverer Number: 22
  • Components: AB
  • First year: 1875
  • Last year: 2011
  • Observations: 70
  • First position angle: 140
  • Last position angle: 162
  • First separation: 2.8
  • Last separation: 2.9
  • Mag first component: 8.15
  • Mag second component: 9.48
  • Spectral type: F8V
  • Primary proper motion RA: 92
  • Primary proper motion DEC: 19
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +39 4180
  • Notes: