21290+2211

  • Unique Name: 21290+2211HJ 1647AB
  • RA: 21 28 59.78
  • Dec: +22 10 45.9
  • Discoverer: HJ
  • Discoverer Number: 1647
  • Components: AB
  • First year: 1828
  • Last year: 2012
  • Observations: 23
  • First position angle: 179
  • Last position angle: 178
  • First separation: 30.0
  • Last separation: 41.5
  • Mag first component: 6.08
  • Mag second component: 10.22
  • Spectral type: M4-5III
  • Primary proper motion RA: 34
  • Primary proper motion DEC: 13
  • Secondary proper motion RA: 33
  • Secondary proper motion DEC: 9
  • Durchmusterung: +21 4555
  • Notes:
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