21138+3500

  • Unique Name: 21138+3500J 3128AC
  • RA: 21 13 46.12
  • Dec: +34 57 57.1
  • Discoverer: J
  • Discoverer Number: 3128
  • Components: AC
  • First year: 1941
  • Last year: 2011
  • Observations: 6
  • First position angle: 93
  • Last position angle: 93
  • First separation: 14.6
  • Last separation: 15.3
  • Mag first component: 10.0
  • Mag second component: 12.5
  • Spectral type:
  • Primary proper motion RA: -19
  • Primary proper motion DEC: -15
  • Secondary proper motion RA: -6
  • Secondary proper motion DEC: -5
  • Durchmusterung:
  • Notes:
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