20499+2456

  • Unique Name: 20499+2456BKO 870
  • RA: 20 49 52.45
  • Dec: +24 55 43.8
  • Discoverer: BKO
  • Discoverer Number: 870
  • Components:
  • First year: 1999
  • Last year: 2009
  • Observations: 4
  • First position angle: 235
  • Last position angle: 238
  • First separation: 8.3
  • Last separation: 8.3
  • Mag first component: 13.9
  • Mag second component: 14.9
  • Spectral type:
  • Primary proper motion RA: 18
  • Primary proper motion DEC: 10
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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