20457+1537

  • Unique Name: 20457+1537BPM2255
  • RA: 20 45 42.83
  • Dec: +15 36 33.8
  • Discoverer: BPM
  • Discoverer Number: 2255
  • Components:
  • First year: 1980
  • Last year: 2001
  • Observations: 3
  • First position angle: 86
  • Last position angle: 85
  • First separation: 71.7
  • Last separation: 72.1
  • Mag first component: 10.49
  • Mag second component: 15.03
  • Spectral type:
  • Primary proper motion RA: -12
  • Primary proper motion DEC: -15
  • Secondary proper motion RA: -7
  • Secondary proper motion DEC: -10
  • Durchmusterung:
  • Notes: NV
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