18557+1254

  • Unique Name: 18557+1254COG 1AB
  • RA: 18 55 43.67
  • Dec: +12 54 30.1
  • Discoverer: COG
  • Discoverer Number: 1
  • Components: AB
  • First year: 1903
  • Last year: 2002
  • Observations: 8
  • First position angle: 286
  • Last position angle: 284
  • First separation: 24.9
  • Last separation: 26.2
  • Mag first component: 9.28
  • Mag second component: 11.92
  • Spectral type: A5V
  • Primary proper motion RA: 9
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: 6
  • Secondary proper motion DEC: 0
  • Durchmusterung: +12 3722
  • Notes: NU
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