21172+3936

  • Unique Name: 21172+3936SEI1490AB
  • RA: 21 17 12.97
  • Dec: +39 36 27.4
  • Discoverer: SEI
  • Discoverer Number: 1490
  • Components: AB
  • First year: 1895
  • Last year: 2002
  • Observations: 5
  • First position angle: 110
  • Last position angle: 97
  • First separation: 22.7
  • Last separation: 20.3
  • Mag first component: 11.42
  • Mag second component: 12.44
  • Spectral type:
  • Primary proper motion RA: 21
  • Primary proper motion DEC: -50
  • Secondary proper motion RA: 12
  • Secondary proper motion DEC: 1
  • Durchmusterung:
  • Notes:
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