20409+2510

  • Unique Name: 20409+2510POU4857
  • RA: 20 40 54.11
  • Dec: +25 09 59.5
  • Discoverer: POU
  • Discoverer Number: 4857
  • Components:
  • First year: 1891
  • Last year: 2008
  • Observations: 7
  • First position angle: 86
  • Last position angle: 83
  • First separation: 15.3
  • Last separation: 15.1
  • Mag first component: 11.77
  • Mag second component: 12.3
  • Spectral type:
  • Primary proper motion RA: -4
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: 2
  • Durchmusterung:
  • Notes:
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