21408+4027

  • Unique Name: 21408+4027TDT3102
  • RA: 21 40 48.84
  • Dec: +40 27 17.9
  • Discoverer: TDT
  • Discoverer Number: 3102
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 25
  • Last position angle: 25
  • First separation: 1.4
  • Last separation: 1.4
  • Mag first component: 11.48
  • Mag second component: 12.42
  • Spectral type:
  • Primary proper motion RA: 8
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: -7
  • Durchmusterung:
  • Notes:
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