21012+3949

  • Unique Name: 21012+3949SEI1369
  • RA: 21 01 12.81
  • Dec: +39 47 57.0
  • Discoverer: SEI
  • Discoverer Number: 1369
  • Components:
  • First year: 1892
  • Last year: 2002
  • Observations: 5
  • First position angle: 307
  • Last position angle: 309
  • First separation: 4.5
  • Last separation: 4.5
  • Mag first component: 12.02
  • Mag second component: 12.2
  • Spectral type:
  • Primary proper motion RA: -10
  • Primary proper motion DEC: -14
  • Secondary proper motion RA: -40
  • Secondary proper motion DEC: -1
  • Durchmusterung:
  • Notes:
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