# Accident 19790522009999A: Ayres S2R, Vivian, SD, May 22, 1979

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 22, 1979, 08:20 local time
- Place: Vivian, SD
- Damage: Substantial damage
- Phase of flight: Low Level Operations
- Operating rules: Agricultural (Part 137)
- Location: 43.9273° N, 100.3011° W: Placed by OpenAirDocs: center of Vivian, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.9273&lon=-100.3011&mi=10
- Aircraft: N39766, a cancelled registration (https://openairdocs.org/deregistered/N39766-1981-09-30) (OpenAirDocs)
- Registry model: Aero Commander S2R (registry code 0143022, https://openairdocs.org/model/aero-commander-s2r) (OpenAirDocs)
- Reported make and model: AYRES S2R
- Fatal injuries: 0
- Pilot flight hours: 10,000 total, 700 in this make and model, 700 in the last 90 days
- NTSB investigation: [NTSB MKC79FTK14](https://openairdocs.org/ntsb/MKC79FTK14) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19790522009999A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

AG PILOT MISJUDGED RISING TERRAIN AND FLEW INTO THE GROUND.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MKC79FTK14](https://openairdocs.org/ntsb/MKC79FTK14), May 22, 1979: Aero Comdr S2R (N39766), Vivian, SD, substantial damage

## Other reports on N39766 (1)

Matched to the same aircraft by N-number and date.

- [Accident 19780307004959A](https://openairdocs.org/incident/19780307004959A), Mar 7, 1978: Ayres S2R (N39766), Mesa, AZ, Substantial damage

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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