20535+3057

  • Unique Name: 20535+3057STTA212
  • RA: 20 53 32.71
  • Dec: +30 57 04.8
  • Discoverer: STT
  • Discoverer Number: 0
  • Components:
  • First year: 1875
  • Last year: 2009
  • Observations: 17
  • First position angle: 154
  • Last position angle: 154
  • First separation: 65.7
  • Last separation: 65.6
  • Mag first component: 7.9
  • Mag second component: 10.14
  • Spectral type: B9V
  • Primary proper motion RA: 4
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: -7
  • Secondary proper motion DEC: -10
  • Durchmusterung: +30 4218
  • Notes: