21456+3307

  • Unique Name: 21456+3307COU1187
  • RA: 21 45 36.39
  • Dec: +33 06 51.5
  • Discoverer: COU
  • Discoverer Number: 1187
  • Components:
  • First year: 1974
  • Last year: 1997
  • Observations: 3
  • First position angle: 268
  • Last position angle: 267
  • First separation: 4.4
  • Last separation: 3.4
  • Mag first component: 7.9
  • Mag second component: 11.4
  • Spectral type: F5
  • Primary proper motion RA: -12
  • Primary proper motion DEC: -20
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +32 4250
  • Notes:
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