20423+4549

  • Unique Name: 20423+4549BKO 158EG
  • RA: 20 42 24.92
  • Dec: +45 48 44.2
  • Discoverer: BKO
  • Discoverer Number: 158
  • Components: EG
  • First year: 1998
  • Last year: 2008
  • Observations: 4
  • First position angle: 221
  • Last position angle: 221
  • First separation: 28.8
  • Last separation: 28.7
  • Mag first component: 10.55
  • Mag second component: 14.0
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -2
  • Secondary proper motion RA: 13
  • Secondary proper motion DEC: 4
  • Durchmusterung:
  • Notes: N
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