21031+5519

  • Unique Name: 21031+5519ES 1001
  • RA: 21 03 04.68
  • Dec: +55 18 38.5
  • Discoverer: ES
  • Discoverer Number: 1001
  • Components:
  • First year: 1910
  • Last year: 2003
  • Observations: 7
  • First position angle: 35
  • Last position angle: 34
  • First separation: 5.0
  • Last separation: 4.0
  • Mag first component: 10.1
  • Mag second component: 10.6
  • Spectral type: B
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -15
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +54 2465
  • Notes:
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