21166+3018

  • Unique Name: 21166+3018J 3131BC
  • RA: 21 16 17.11
  • Dec: +30 20 20.2
  • Discoverer: J
  • Discoverer Number: 3131
  • Components: BC
  • First year: 1944
  • Last year: 2002
  • Observations: 3
  • First position angle: 230
  • Last position angle: 229
  • First separation: 3.0
  • Last separation: 5.6
  • Mag first component: 12.52
  • Mag second component: 14.5
  • Spectral type:
  • Primary proper motion RA: 12
  • Primary proper motion DEC: 3
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: