21555+5232

  • Unique Name: 21555+5232STT 456AD
  • RA: 21 55 31.59
  • Dec: +52 31 40.7
  • Discoverer: STT
  • Discoverer Number: 456
  • Components: AD
  • First year: 1881
  • Last year: 2011
  • Observations: 14
  • First position angle: 186
  • Last position angle: 187
  • First separation: 25.2
  • Last separation: 25.8
  • Mag first component: 8.25
  • Mag second component: 10.96
  • Spectral type: F2V
  • Primary proper motion RA: -5
  • Primary proper motion DEC: -9
  • Secondary proper motion RA: -1
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: U Z
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