21218+4309

  • Unique Name: 21218+4309STT 438
  • RA: 21 21 45.80
  • Dec: +43 08 38.1
  • Discoverer: STT
  • Discoverer Number: 438
  • Components:
  • First year: 1847
  • Last year: 2001
  • Observations: 16
  • First position angle: 356
  • Last position angle: 357
  • First separation: 2.3
  • Last separation: 2.3
  • Mag first component: 8.27
  • Mag second component: 10.3
  • Spectral type: A0
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -26
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +42 4067
  • Notes: