20257+4004

  • Unique Name: 20257+4004POP 199AC
  • RA: 20 25 44.56
  • Dec: +40 03 59.0
  • Discoverer: POP
  • Discoverer Number: 199
  • Components: AC
  • First year: 1892
  • Last year: 2009
  • Observations: 7
  • First position angle: 245
  • Last position angle: 245
  • First separation: 58.8
  • Last separation: 59.7
  • Mag first component: 8.73
  • Mag second component: 10.7
  • Spectral type: A0
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -11
  • Secondary proper motion RA: -9
  • Secondary proper motion DEC: -8
  • Durchmusterung: +39 4183
  • Notes: N
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