21440-5720

  • Unique Name: 21440-5720JC 25AC
  • RA: 21 43 59.16
  • Dec: -57 19 30.4
  • Discoverer: JC
  • Discoverer Number: 25
  • Components: AC
  • First year: 1845
  • Last year: 1999
  • Observations: 15
  • First position angle: 221
  • Last position angle: 214
  • First separation: 205.4
  • Last separation: 187.0
  • Mag first component: 6.54
  • Mag second component: 7.47
  • Spectral type: K2III
  • Primary proper motion RA: -117
  • Primary proper motion DEC: -52
  • Secondary proper motion RA: 51
  • Secondary proper motion DEC: -48
  • Durchmusterung: -57 9939
  • Notes: N
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