21423+0021

  • Unique Name: 21423+0021CHE 312
  • RA: 21 42 20.30
  • Dec: +00 20 58.5
  • Discoverer: CHE
  • Discoverer Number: 312
  • Components:
  • First year: 1907
  • Last year: 2000
  • Observations: 3
  • First position angle: 279
  • Last position angle: 281
  • First separation: 23.6
  • Last separation: 24.0
  • Mag first component: 13.91
  • Mag second component: 14.44
  • Spectral type:
  • Primary proper motion RA: 11
  • Primary proper motion DEC: -9
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: 4
  • Durchmusterung:
  • Notes:
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