21315+0140

  • Unique Name: 21315+0140HJ 3031
  • RA: 21 31 30.77
  • Dec: +01 40 28.3
  • Discoverer: HJ
  • Discoverer Number: 3031
  • Components:
  • First year: 1830
  • Last year: 2010
  • Observations: 9
  • First position angle: 257
  • Last position angle: 250
  • First separation: 12.0
  • Last separation: 28.0
  • Mag first component: 9.56
  • Mag second component: 11.84
  • Spectral type: K5
  • Primary proper motion RA: -8
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: -17
  • Secondary proper motion DEC: -17
  • Durchmusterung: +01 4492
  • Notes:
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