turboprop plane

  1. Mick West

    Persistent Cumuliform Contrails at 25,000 feet over California?

    Very interesting skies today, halos, circumhorizon arc, other arcs, ripples, various layers of cloud. This one caught my eye because it had a dramatic looking bend in it. Taken at 00:42 May 29 2015 (today is the 28th, but in UTC it was the 29th), near Bullard, CA. Looking north. The bend can...
  2. Trailspotter

    Contrails from Turboprop Planes at lower than typical altitudes

    While following the evolution of an usually shaped trail (the bottom one, just above the roof), I have taken a picture of an ordinary linear contrail (the top one), which appear to be truly remarkable - it has been formed at 23,000 feet. It was left by this plane: Here is an FR24 screenshot...