20573-2138

  • Unique Name: 20573-2138SEE 434AB
  • RA: 20 57 17.46
  • Dec: -21 37 48.1
  • Discoverer: SEE
  • Discoverer Number: 434
  • Components: AB
  • First year: 1897
  • Last year: 1999
  • Observations: 10
  • First position angle: 148
  • Last position angle: 150
  • First separation: 4.5
  • Last separation: 4.3
  • Mag first component: 9.62
  • Mag second component: 11.5
  • Spectral type: A9V
  • Primary proper motion RA: -19
  • Primary proper motion DEC: 22
  • Secondary proper motion RA: 55
  • Secondary proper motion DEC: -102
  • Durchmusterung: -22 5573
  • Notes:
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