21197+2155

  • Unique Name: 21197+2155TDT2907
  • RA: 21 19 39.14
  • Dec: +21 54 56.3
  • Discoverer: TDT
  • Discoverer Number: 2907
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 91
  • Last position angle: 91
  • First separation: 1.0
  • Last separation: 1.0
  • Mag first component: 11.7
  • Mag second component: 12.15
  • Spectral type:
  • Primary proper motion RA: 2
  • Primary proper motion DEC: 3
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: 3
  • Durchmusterung:
  • Notes:
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