20509+0101

  • Unique Name: 20509+0101TDT2577Aa,Ab
  • RA: 20 50 54.66
  • Dec: +01 01 12.0
  • Discoverer: TDT
  • Discoverer Number: 2577
  • Components: Aa,Ab
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 104
  • Last position angle: 104
  • First separation: 0.5
  • Last separation: 0.5
  • Mag first component: 10.56
  • Mag second component: 10.57
  • Spectral type:
  • Primary proper motion RA: -17
  • Primary proper motion DEC: -156
  • Secondary proper motion RA: -17
  • Secondary proper motion DEC: -156
  • Durchmusterung:
  • Notes:
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