21023+2554

  • Unique Name: 21023+2554SLE 511
  • RA: 21 02 19.08
  • Dec: +25 54 15.4
  • Discoverer: SLE
  • Discoverer Number: 511
  • Components:
  • First year: 1904
  • Last year: 2008
  • Observations: 5
  • First position angle: 25
  • Last position angle: 10
  • First separation: 11.3
  • Last separation: 8.7
  • Mag first component: 10.8
  • Mag second component: 11.4
  • Spectral type:
  • Primary proper motion RA: 18
  • Primary proper motion DEC: 3
  • Secondary proper motion RA: -12
  • Secondary proper motion DEC: -19
  • Durchmusterung:
  • Notes:
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