20311+1648

  • Unique Name: 20311+1648J 563BC
  • RA: 20 31 02.69
  • Dec: +16 48 40.4
  • Discoverer: J
  • Discoverer Number: 563
  • Components: BC
  • First year: 1911
  • Last year: 2001
  • Observations: 5
  • First position angle: 192
  • Last position angle: 213
  • First separation: 5.0
  • Last separation: 5.0
  • Mag first component: 12.0
  • Mag second component: 12.3
  • Spectral type:
  • Primary proper motion RA: -8
  • Primary proper motion DEC: 8
  • Secondary proper motion RA: -13
  • Secondary proper motion DEC: -17
  • Durchmusterung:
  • Notes: