20549+3803

  • Unique Name: 20549+3803SEI1309AB
  • RA: 20 54 49.34
  • Dec: +38 02 50.0
  • Discoverer: SEI
  • Discoverer Number: 1309
  • Components: AB
  • First year: 1896
  • Last year: 2002
  • Observations: 5
  • First position angle: 121
  • Last position angle: 120
  • First separation: 7.0
  • Last separation: 6.5
  • Mag first component: 11.18
  • Mag second component: 12.4
  • Spectral type:
  • Primary proper motion RA: 7
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: 11
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: