21388+5548

  • Unique Name: 21388+5548BU 687AC
  • RA: 21 38 45.74
  • Dec: +55 47 29.8
  • Discoverer: BU
  • Discoverer Number: 687
  • Components: AC
  • First year: 1906
  • Last year: 2010
  • Observations: 12
  • First position angle: 203
  • Last position angle: 203
  • First separation: 54.2
  • Last separation: 54.3
  • Mag first component: 8.11
  • Mag second component: 10.69
  • Spectral type: A0
  • Primary proper motion RA: 9
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: 9
  • Secondary proper motion DEC: 2
  • Durchmusterung:
  • Notes: