21370+4520

  • Unique Name: 21370+4520COU2309
  • RA: 21 37 00.95
  • Dec: +45 20 24.5
  • Discoverer: COU
  • Discoverer Number: 2309
  • Components:
  • First year: 1984
  • Last year: 1994
  • Observations: 3
  • First position angle: 49
  • Last position angle: 58
  • First separation: 0.6
  • Last separation: 0.6
  • Mag first component: 10.75
  • Mag second component: 11.08
  • Spectral type:
  • Primary proper motion RA: -6
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: -6
  • Secondary proper motion DEC: -7
  • Durchmusterung: +44 3887
  • Notes: