20478+2519

  • Unique Name: 20478+2519WSI 49BE
  • RA: 20 47 52.46
  • Dec: +25 19 26.8
  • Discoverer: WSI
  • Discoverer Number: 49
  • Components: BE
  • First year: 2001
  • Last year: 2009
  • Observations: 2
  • First position angle: 139
  • Last position angle: 143
  • First separation: 4.7
  • Last separation: 5.7
  • Mag first component: 11.29
  • Mag second component: 12.0
  • Spectral type:
  • Primary proper motion RA: -7
  • Primary proper motion DEC: 1
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: