21240+2416

  • Unique Name: 21240+2416HJ 1641
  • RA: 21 23 58.74
  • Dec: +24 16 26.7
  • Discoverer: HJ
  • Discoverer Number: 1641
  • Components:
  • First year: 1828
  • Last year: 2013
  • Observations: 10
  • First position angle: 328
  • Last position angle: 298
  • First separation: 30.0
  • Last separation: 62.6
  • Mag first component: 5.71
  • Mag second component: 10.5
  • Spectral type: F1IV
  • Primary proper motion RA: 136
  • Primary proper motion DEC: 18
  • Secondary proper motion RA: -12
  • Secondary proper motion DEC: -3
  • Durchmusterung: +23 4300
  • Notes:
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