21578-4255

  • Unique Name: 21578-4255DON1020
  • RA: 21 57 50.80
  • Dec: -42 55 16.2
  • Discoverer: DON
  • Discoverer Number: 1020
  • Components:
  • First year: 1931
  • Last year: 1991
  • Observations: 4
  • First position angle: 53
  • Last position angle: 56
  • First separation: 1.6
  • Last separation: 1.8
  • Mag first component: 11.19
  • Mag second component: 12.78
  • Spectral type:
  • Primary proper motion RA: 18
  • Primary proper motion DEC: 0
  • Secondary proper motion RA: 18
  • Secondary proper motion DEC: 0
  • Durchmusterung: -4314810
  • Notes:
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