20423+4549

  • Unique Name: 20423+4549CTT 15BD
  • RA: 20 42 19.66
  • Dec: +45 49 53.1
  • Discoverer: CTT
  • Discoverer Number: 15
  • Components: BD
  • First year: 1892
  • Last year: 2008
  • Observations: 8
  • First position angle: 179
  • Last position angle: 178
  • First separation: 88.5
  • Last separation: 86.7
  • Mag first component: 10.58
  • Mag second component: 10.6
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -9
  • Secondary proper motion RA: 4
  • Secondary proper motion DEC: 7
  • Durchmusterung:
  • Notes: N
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