NTSB CAROL · Event
Event DEN04CA117
Aircraft involved
Probable cause & findings
the pilot's failure to maintain aircraft control resulting in a stall/mush. Contributing factors include the windshear, the crosswind and the runway light.
Factual narrative
On August 8, 2004, at approximately 1640 mountain daylight time, a Mooney M20K, N11640, piloted by a private pilot, was substantially damaged when it collided with terrain while landing at Jackson Hole Airport, Jackson Hole, Wyoming. Visual meteorological conditions prevailed at the time of the accident. The personal flight was being conducted under the provisions of Title 14 CFR Part 91 without a flight plan. The pilot sustained minor injuries. The flight originated at Riverton, Wyoming, at 1520. According to a telephone interview with the pilot, he said he had attempted to land on runway 19 but had performed a go-around because of windshear approximately 15 to 20 feet agl. During the second attempt to land, he increased his airspeed to compensate for the wind. The pilot reported that during the landing flare "the bottom dropped out." He increased power to go around but the airplane continued to sink. The airplane drifted to the left and subsequently struck a runway light. Both wings were bent, the landing gear collapsed and the fuselage was wrinkled. The Jackson Hole Automated Weather Observation System reported the winds at 1640 as 210 degrees at 9 knots. The pilot estimated that the winds at the time of the accident were 250 degrees at 10 to 15 knots. According to the pilot, he had attempted to land on runway 19 but had performed a go-around because of windshear approximately 15 to 20 feet agl. During the second attempt to land, he increased his airspeed to compensate for the wind. The pilot reported that during the landing flare "the bottom dropped out." He increased power to go around but the airplane continued to sink. The airplane drifted to the left and subsequently struck a runway light causing substantial damage. The Automated Weather Observation System reported the winds at 1640 as 210 degrees at 9 knots. The pilot estimated that the winds at the time of the accident were 250 degrees at 10 to 15 knots. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_2004_DEN04CA117.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type or causal vocabulary (stall, go-around). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- NASA NTRS 2026 · Conference Paper
Computational Analysis of Steady State Aerodynamics of Transonic Truss-Braced Wing Configuration in Deep Stall
This study presents a computational investigation of steady state aerodynamics of the Subsonic Ultra-Green Aircraft Research (SUGAR) Transonic Truss-Braced Wing (TTBW) configuration over a wide range …
- NASA NTRS 2025 · Conference Paper
A Training Study to Improve Monitoring During A Go-Around
As part of an FAA program to improve go-around (GA) safety, we were asked to determine if we could improve the performance of the Pilot Monitoring (PM) during a GA maneuver.
- Flight Safety Foundation 2024 · FSF / AeroSafety World
Go-Around Safety Forum Findings
Foundation Go-Around Safety Forum technical findings — examines why pilots fail to execute go-arounds when criteria are met (stabilized approach gate not met, energy state out of envelope, traffic con…
- arXiv 2023 · arXiv preprint
Automating Bird Diverter Installation through Multi-Aerial Robots and Signal Temporal Logic Specifications
This paper tackles the task assignment and trajectory generation problem for bird diverter installation using a fleet of multi-rotors.
- arXiv 2023 · arXiv preprint
Variation of Critical Crystallization Pressure for the Formation of Square Ice in Graphene Nanocapillaries
Two-dimensional square ice in graphene nanocapillaries at room temperature is a fascinating phenomenon and has been confirmed experimentally.
- arXiv 2023 · arXiv preprint
Polycrystallinity enhances stress build-up around ice
Damage caused by freezing wet, porous materials is a widespread problem, but is hard to predict or control. Here, we show that polycrystallinity makes a great difference to the stress build-up process…
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