visibility at 1 second before the collision

FDR graph

FDR parameters

Boeing 737 main gear torsion links

Accident diagram

Approach profile (blue) and standard pattern (red)

location of surivors

Flight track to Gunnison

Flight profile

B737 aircraft taxi track with nose wheel on lead-out line (left) and approximate incident taxi path (right)

B737 aircraft taxi track with nose wheel on lead-out line (left) and approximate incident taxi path (right)

Boeing 737 main gear torsion links

Approximate accident location and extended centreline (yellow)

FDR graph

Flight path with time and altitude for selected points

Flight path with time and altitude for selected points

Altitude and calculated air and groundspeeds versus time

Longitudinal, lateral, and vertical load factors from a simulation and altitude

Altitude and roll versus time with sightline and cloud layer noted

Reconstruction of the Challenger's flight path (according to FDR data)

Excerpt of the Challenger's FDR during altitude loss