21008+3940

  • Unique Name: 21008+3940SEI1364
  • RA: 21 00 46.14
  • Dec: +39 39 30.6
  • Discoverer: SEI
  • Discoverer Number: 1364
  • Components:
  • First year: 1892
  • Last year: 2002
  • Observations: 5
  • First position angle: 117
  • Last position angle: 114
  • First separation: 11.8
  • Last separation: 12.1
  • Mag first component: 11.21
  • Mag second component: 12.4
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -19
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: -21
  • Durchmusterung: +39 4404
  • Notes: N
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