20509+1517

  • Unique Name: 20509+1517J 3113
  • RA: 20 51 01.66
  • Dec: +15 19 45.0
  • Discoverer: J
  • Discoverer Number: 3113
  • Components:
  • First year: 1944
  • Last year: 2004
  • Observations: 4
  • First position angle: 105
  • Last position angle: 112
  • First separation: 4.0
  • Last separation: 4.8
  • Mag first component: 11.5
  • Mag second component: 11.5
  • Spectral type:
  • Primary proper motion RA: -18
  • Primary proper motion DEC: 7
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: -16
  • Durchmusterung:
  • Notes:
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