21139+2329

  • Unique Name: 21139+2329BKO 890
  • RA: 21 13 53.81
  • Dec: +23 28 59.9
  • Discoverer: BKO
  • Discoverer Number: 890
  • Components:
  • First year: 1998
  • Last year: 2009
  • Observations: 3
  • First position angle: 191
  • Last position angle: 190
  • First separation: 9.4
  • Last separation: 9.1
  • Mag first component: 14.8
  • Mag second component: 15.1
  • Spectral type:
  • Primary proper motion RA: 4
  • Primary proper motion DEC: 12
  • Secondary proper motion RA: 3
  • Secondary proper motion DEC: -18
  • Durchmusterung:
  • Notes:
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