21112+5620

  • Unique Name: 21112+5620DOO 16
  • RA: 21 11 11.82
  • Dec: +56 20 28.6
  • Discoverer: DOO
  • Discoverer Number: 16
  • Components:
  • First year: 1900
  • Last year: 2011
  • Observations: 24
  • First position angle: 31
  • Last position angle: 29
  • First separation: 1.0
  • Last separation: 1.1
  • Mag first component: 9.05
  • Mag second component: 9.36
  • Spectral type: B9
  • Primary proper motion RA: -5
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: -3
  • Durchmusterung: +55 2538
  • Notes: