21309+0828

  • Unique Name: 21309+0828J 199
  • RA: 21 30 52.89
  • Dec: +08 27 14.2
  • Discoverer: J
  • Discoverer Number: 199
  • Components:
  • First year: 1910
  • Last year: 2013
  • Observations: 12
  • First position angle: 183
  • Last position angle: 186
  • First separation: 4.5
  • Last separation: 4.8
  • Mag first component: 9.4
  • Mag second component: 9.5
  • Spectral type:
  • Primary proper motion RA: -28
  • Primary proper motion DEC: -10
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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