Cheyenne - Cheyenne

On January 18, 1923 at 12:00 AM, Cheyenne - Cheyenne experienced a crash involving De Havilland DH.4, operated by U.S. Air Mail Service, with the event recorded near Cheyenne Wyoming.

The flight was categorized as test and the reported phase was flight at a airport (less than 10 km from airport) crash site.

2 people were known to be on board, 2 fatalities were recorded, 0 survivors were identified or estimated. This corresponds to an estimated fatality rate of 100.0%.

Crew on board: 2, crew fatalities: 2, passengers on board: 0, passenger fatalities: 0, other fatalities: 0.

The listed crash cause is human factor. The crew departed Cheyenne Airfiled on a local test flight. While flying at a height of 500 feet, the pilot initiated a sharp turn when he lost control of the airplane that entered a dive and crashed. Both occupants were killed.

Aircraft reference details include registration 223.

Geospatial coordinates for this crash are approximately 41.1400°, -104.8202°.