21559+5212

  • Unique Name: 21559+5212ES 1106AC
  • RA: 21 55 59.75
  • Dec: +52 13 11.0
  • Discoverer: ES
  • Discoverer Number: 1106
  • Components: AC
  • First year: 1911
  • Last year: 2010
  • Observations: 4
  • First position angle: 158
  • Last position angle: 164
  • First separation: 10.8
  • Last separation: 10.5
  • Mag first component: 10.63
  • Mag second component: 12.9
  • Spectral type:
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: -7
  • Secondary proper motion DEC: -5
  • Durchmusterung:
  • Notes: