20312+2227

  • Unique Name: 20312+2227J 564
  • RA: 20 31 12.57
  • Dec: +22 26 31.0
  • Discoverer: J
  • Discoverer Number: 564
  • Components:
  • First year: 1911
  • Last year: 2005
  • Observations: 4
  • First position angle: 306
  • Last position angle: 309
  • First separation: 1.6
  • Last separation: 2.5
  • Mag first component: 9.7
  • Mag second component: 12.4
  • Spectral type: A5
  • Primary proper motion RA: 20
  • Primary proper motion DEC: 0
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +21 4245
  • Notes: