20423+4549

  • Unique Name: 20423+4549STT 411AB
  • RA: 20 42 20.31
  • Dec: +45 49 24.5
  • Discoverer: STT
  • Discoverer Number: 411
  • Components: AB
  • First year: 1845
  • Last year: 2012
  • Observations: 37
  • First position angle: 273
  • Last position angle: 349
  • First separation: 15.2
  • Last separation: 31.5
  • Mag first component: 7.66
  • Mag second component: 10.58
  • Spectral type: G2V
  • Primary proper motion RA: -56
  • Primary proper motion DEC: -189
  • Secondary proper motion RA: -1
  • Secondary proper motion DEC: -9
  • Durchmusterung: +45 3245
  • Notes: NL
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