21542+2409

  • Unique Name: 21542+2409POU5556
  • RA: 21 54 08.96
  • Dec: +24 09 08.2
  • Discoverer: POU
  • Discoverer Number: 5556
  • Components:
  • First year: 1897
  • Last year: 2000
  • Observations: 2
  • First position angle: 146
  • Last position angle: 183
  • First separation: 2.4
  • Last separation: 1.7
  • Mag first component: 12.1
  • Mag second component: 12.7
  • Spectral type:
  • Primary proper motion RA: 13
  • Primary proper motion DEC: -15
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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