21231+3821

  • Unique Name: 21231+3821ALI 689
  • RA: 21 23 09.72
  • Dec: +38 20 29.8
  • Discoverer: ALI
  • Discoverer Number: 689
  • Components:
  • First year: 1928
  • Last year: 2002
  • Observations: 3
  • First position angle: 111
  • Last position angle: 108
  • First separation: 14.0
  • Last separation: 14.5
  • Mag first component: 13.0
  • Mag second component: 13.0
  • Spectral type:
  • Primary proper motion RA: -3
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: 11
  • Durchmusterung:
  • Notes:
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