# NTSB Accident ANC17FA049
> **PIPER PA-18AS** · 2017-08-24 · Tyonek, AK, USA · FATL
## Event
- **NTSB number:** ANC17FA049
- **Event ID:** 20170824X71759
- **Type:** Accident
- **Date:** 2017-08-24
- **Location:** Tyonek, AK, USA
- **Coordinates:** 61.194442, -152.027496
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER
- **Model:** PA-18AS
- **Registration:** N1905A
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** NITE
- **Weather:** IMC
## Probable cause

The noninstrument-rated pilot's decision to initiate a visual flight rules flight into dark night, marginal visual flight rules to instrument flight rules conditions, which resulted in a loss of control due to spatial disorientation.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC17FA049) · AI Analytics · CC0 1.0*