21529+3901

  • Unique Name: 21529+3901SEI1542
  • RA: 21 52 52.21
  • Dec: +39 00 56.8
  • Discoverer: SEI
  • Discoverer Number: 1542
  • Components:
  • First year: 1895
  • Last year: 2011
  • Observations: 5
  • First position angle: 169
  • Last position angle: 172
  • First separation: 28.7
  • Last separation: 30.2
  • Mag first component: 12.41
  • Mag second component: 12.25
  • Spectral type:
  • Primary proper motion RA: 13
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -5
  • Durchmusterung:
  • Notes:
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