20553+4231

  • Unique Name: 20553+4231STT 423
  • RA: 20 55 17.96
  • Dec: +42 30 48.6
  • Discoverer: STT
  • Discoverer Number: 423
  • Components:
  • First year: 1853
  • Last year: 2011
  • Observations: 20
  • First position angle: 75
  • Last position angle: 76
  • First separation: 2.8
  • Last separation: 2.8
  • Mag first component: 7.12
  • Mag second component: 9.64
  • Spectral type: B9
  • Primary proper motion RA: 0
  • Primary proper motion DEC: 1
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +41 3932
  • Notes: