21117+2220

  • Unique Name: 21117+2220BRT2492
  • RA: 21 11 42.69
  • Dec: +22 19 46.9
  • Discoverer: BRT
  • Discoverer Number: 2492
  • Components:
  • First year: 1892
  • Last year: 2003
  • Observations: 5
  • First position angle: 337
  • Last position angle: 337
  • First separation: 4.9
  • Last separation: 5.0
  • Mag first component: 11.21
  • Mag second component: 13.3
  • Spectral type:
  • Primary proper motion RA: 9
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: -30
  • Secondary proper motion DEC: 21
  • Durchmusterung:
  • Notes:
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