21302+4143

  • Unique Name: 21302+4143COU1973
  • RA: 21 30 10.09
  • Dec: +41 44 05.6
  • Discoverer: COU
  • Discoverer Number: 1973
  • Components:
  • First year: 1981
  • Last year: 2000
  • Observations: 7
  • First position angle: 200
  • Last position angle: 195
  • First separation: 0.8
  • Last separation: 0.8
  • Mag first component: 10.35
  • Mag second component: 10.81
  • Spectral type:
  • Primary proper motion RA: 5
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: 5
  • Secondary proper motion DEC: -1
  • Durchmusterung: +41 4163
  • Notes: