21457+0031

  • Unique Name: 21457+0031CHE 319
  • RA: 21 45 45.35
  • Dec: +00 30 50.8
  • Discoverer: CHE
  • Discoverer Number: 319
  • Components:
  • First year: 1907
  • Last year: 2000
  • Observations: 3
  • First position angle: 100
  • Last position angle: 101
  • First separation: 30.1
  • Last separation: 29.5
  • Mag first component: 13.4
  • Mag second component: 13.94
  • Spectral type:
  • Primary proper motion RA: 3
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -7
  • Secondary proper motion DEC: -10
  • Durchmusterung:
  • Notes:
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