21425+5308

  • Unique Name: 21425+5308ES 1009
  • RA: 21 42 34.21
  • Dec: +53 08 58.8
  • Discoverer: ES
  • Discoverer Number: 1009
  • Components:
  • First year: 1903
  • Last year: 2003
  • Observations: 7
  • First position angle: 295
  • Last position angle: 298
  • First separation: 4.0
  • Last separation: 4.2
  • Mag first component: 11.15
  • Mag second component: 11.56
  • Spectral type:
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -21
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -12
  • Durchmusterung: +52 3018
  • Notes:
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