21257-8201

  • Unique Name: 21257-8201TDT2957
  • RA: 21 25 44.27
  • Dec: -82 00 41.2
  • Discoverer: TDT
  • Discoverer Number: 2957
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 140
  • Last position angle: 140
  • First separation: 0.4
  • Last separation: 0.4
  • Mag first component: 10.51
  • Mag second component: 10.77
  • Spectral type: K0
  • Primary proper motion RA: 12
  • Primary proper motion DEC: -21
  • Secondary proper motion RA: 12
  • Secondary proper motion DEC: -21
  • Durchmusterung:
  • Notes:
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