20301+4857

  • Unique Name: 20301+4857GUI 32AD
  • RA: 20 30 03.53
  • Dec: +48 57 05.6
  • Discoverer: GUI
  • Discoverer Number: 32
  • Components: AD
  • First year: 1899
  • Last year: 2013
  • Observations: 6
  • First position angle: 45
  • Last position angle: 44
  • First separation: 133.1
  • Last separation: 130.9
  • Mag first component: 4.92
  • Mag second component: 11.99
  • Spectral type: B2.5IV
  • Primary proper motion RA: 11
  • Primary proper motion DEC: 7
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -5
  • Durchmusterung:
  • Notes: N