20215+3950

  • Unique Name: 20215+3950SEI1103
  • RA: 20 21 32.72
  • Dec: +39 49 45.6
  • Discoverer: SEI
  • Discoverer Number: 1103
  • Components:
  • First year: 1892
  • Last year: 2008
  • Observations: 8
  • First position angle: 224
  • Last position angle: 223
  • First separation: 16.9
  • Last separation: 16.8
  • Mag first component: 9.11
  • Mag second component: 10.85
  • Spectral type: B2Ib
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: -4
  • Secondary proper motion DEC: -7
  • Durchmusterung: +39 4151
  • Notes: