# NTSB Accident LAX99TA088
> **McDonnell Douglas 369D** · 1999-01-31 · LAS VEGAS, NV, USA · NONE
## Event
- **NTSB number:** LAX99TA088
- **Event ID:** 20001204X00089
- **Type:** Accident
- **Date:** 1999-01-31
- **Location:** LAS VEGAS, NV, USA
- **Coordinates:** 36.210205, -115.119979
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** McDonnell Douglas
- **Model:** 369D
- **Registration:** N58431
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's failure to properly judge the landing flare maneuver during a practice autorotative landing resulting in a hard landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX99TA088) · AI Analytics · CC0 1.0*