22016+4921

  • Unique Name: 22016+4921ES 831AD
  • RA: 22 01 33.94
  • Dec: +49 21 08.7
  • Discoverer: ES
  • Discoverer Number: 831
  • Components: AD
  • First year: 1902
  • Last year: 2013
  • Observations: 8
  • First position angle: 34
  • Last position angle: 26
  • First separation: 18.4
  • Last separation: 13.9
  • Mag first component: 9.55
  • Mag second component: 11.9
  • Spectral type: A3Vp
  • Primary proper motion RA: 43
  • Primary proper motion DEC: 26
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: 5
  • Durchmusterung:
  • Notes: U