21309+1141

  • Unique Name: 21309+1141J 178
  • RA: 21 30 54.40
  • Dec: +11 41 20.9
  • Discoverer: J
  • Discoverer Number: 178
  • Components:
  • First year: 1910
  • Last year: 2001
  • Observations: 16
  • First position angle: 185
  • Last position angle: 187
  • First separation: 2.7
  • Last separation: 2.7
  • Mag first component: 10.8
  • Mag second component: 11.1
  • Spectral type:
  • Primary proper motion RA: -12
  • Primary proper motion DEC: -25
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +11 4581
  • Notes: