18457+3942

  • Unique Name: 18457+3942BU 51BC
  • RA: 18 45 39.17
  • Dec: +39 40 45.9
  • Discoverer: BU
  • Discoverer Number: 51
  • Components: BC
  • First year: 1870
  • Last year: 2013
  • Observations: 10
  • First position angle: 280
  • Last position angle: 295
  • First separation: 2.0
  • Last separation: 6.1
  • Mag first component: 11.95
  • Mag second component: 12.9
  • Spectral type:
  • Primary proper motion RA: -3
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: -16
  • Secondary proper motion DEC: 6
  • Durchmusterung:
  • Notes:
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