21371+4409

  • Unique Name: 21371+4409POP 139
  • RA: 21 37 05.97
  • Dec: +44 09 16.6
  • Discoverer: POP
  • Discoverer Number: 139
  • Components:
  • First year: 1977
  • Last year: 1991
  • Observations: 3
  • First position angle: 185
  • Last position angle: 179
  • First separation: 0.8
  • Last separation: 1.1
  • Mag first component: 10.7
  • Mag second component: 11.5
  • Spectral type:
  • Primary proper motion RA: 5
  • Primary proper motion DEC: -15
  • Secondary proper motion RA: 5
  • Secondary proper motion DEC: -15
  • Durchmusterung: +43 3988
  • Notes:
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