20409+1738

  • Unique Name: 20409+1738J 191
  • RA: 20 40 52.16
  • Dec: +17 37 59.2
  • Discoverer: J
  • Discoverer Number: 191
  • Components:
  • First year: 1895
  • Last year: 2003
  • Observations: 17
  • First position angle: 55
  • Last position angle: 141
  • First separation: 4.5
  • Last separation: 1.1
  • Mag first component: 9.3
  • Mag second component: 9.6
  • Spectral type:
  • Primary proper motion RA: 3
  • Primary proper motion DEC: 2
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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