20420+1821

  • Unique Name: 20420+1821J 193
  • RA: 20 42 02.55
  • Dec: +18 21 02.3
  • Discoverer: J
  • Discoverer Number: 193
  • Components:
  • First year: 1895
  • Last year: 2006
  • Observations: 9
  • First position angle: 92
  • Last position angle: 83
  • First separation: 6.0
  • Last separation: 5.3
  • Mag first component: 9.11
  • Mag second component: 12.1
  • Spectral type: G5
  • Primary proper motion RA: 69
  • Primary proper motion DEC: 32
  • Secondary proper motion RA: 125
  • Secondary proper motion DEC: 43
  • Durchmusterung: +17 4383
  • Notes:
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