20421+2319

  • Unique Name: 20421+2319BKO 843AB
  • RA: 20 42 04.99
  • Dec: +23 18 51.6
  • Discoverer: BKO
  • Discoverer Number: 843
  • Components: AB
  • First year: 1997
  • Last year: 2009
  • Observations: 3
  • First position angle: 299
  • Last position angle: 299
  • First separation: 5.0
  • Last separation: 4.8
  • Mag first component: 13.3
  • Mag second component: 15.1
  • Spectral type:
  • Primary proper motion RA: 9
  • Primary proper motion DEC: 28
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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