21099+4013

  • Unique Name: 21099+4013COU1968
  • RA: 21 09 51.17
  • Dec: +40 12 50.4
  • Discoverer: COU
  • Discoverer Number: 1968
  • Components:
  • First year: 1981
  • Last year: 2008
  • Observations: 7
  • First position angle: 98
  • Last position angle: 106
  • First separation: 0.2
  • Last separation: 0.2
  • Mag first component: 9.5
  • Mag second component: 9.5
  • Spectral type: F8
  • Primary proper motion RA: 27
  • Primary proper motion DEC: 0
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +39 4463
  • Notes: