# NTSB Accident CHI99FA023
> **Mitsubishi MU-2B-60** · 1998-11-05 · ROCK, KS, USA · FATL
## Event
- **NTSB number:** CHI99FA023
- **Event ID:** 20001211X11373
- **Type:** Accident
- **Date:** 1998-11-05
- **Location:** ROCK, KS, USA
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Mitsubishi
- **Model:** MU-2B-60
- **Registration:** N5LN
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** DEST
## Conditions
- **Light:** NDRK
- **Weather:** VMC
## Probable cause

the pilot failed to maintain control of the aircraft and made an improper evaluation of the weather.  Additional factors were flying a test flight at night with the icing conditions in the clouds.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI99FA023) · AI Analytics · CC0 1.0*