20542+4111

  • Unique Name: 20542+4111ES 1684
  • RA: 20 54 11.79
  • Dec: +41 10 17.0
  • Discoverer: ES
  • Discoverer Number: 1684
  • Components:
  • First year: 1917
  • Last year: 2002
  • Observations: 3
  • First position angle: 274
  • Last position angle: 277
  • First separation: 7.5
  • Last separation: 7.9
  • Mag first component: 10.68
  • Mag second component: 14.2
  • Spectral type:
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -13
  • Secondary proper motion DEC: 4
  • Durchmusterung: +40 4351
  • Notes:
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