18437-2240

  • Unique Name: 18437-2240DON 919AC
  • RA: 18 43 42.74
  • Dec: -22 40 13.0
  • Discoverer: DON
  • Discoverer Number: 919
  • Components: AC
  • First year: 1920
  • Last year: 1999
  • Observations: 5
  • First position angle: 282
  • Last position angle: 301
  • First separation: 14.9
  • Last separation: 14.7
  • Mag first component: 7.8
  • Mag second component: 12.6
  • Spectral type: F7V
  • Primary proper motion RA: -33
  • Primary proper motion DEC: -70
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: