21100+2354

  • Unique Name: 21100+2354BKO 771BC
  • RA: 21 10 01.00
  • Dec: +23 54 21.5
  • Discoverer: BKO
  • Discoverer Number: 771
  • Components: BC
  • First year: 1999
  • Last year: 2009
  • Observations: 3
  • First position angle: 241
  • Last position angle: 240
  • First separation: 8.5
  • Last separation: 8.0
  • Mag first component: 13.0
  • Mag second component: 14.4
  • Spectral type:
  • Primary proper motion RA: 12
  • Primary proper motion DEC: -1
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: