20231+5504

  • Unique Name: 20231+5504OL 226
  • RA: 20 21 09.13
  • Dec: +55 03 19.9
  • Discoverer: OL
  • Discoverer Number: 226
  • Components:
  • First year: 1916
  • Last year: 2003
  • Observations: 3
  • First position angle: 41
  • Last position angle: 40
  • First separation: 3.8
  • Last separation: 3.9
  • Mag first component: 12.8
  • Mag second component: 12.9
  • Spectral type:
  • Primary proper motion RA: -13
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: 73
  • Secondary proper motion DEC: 76
  • Durchmusterung:
  • Notes: N R
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