# Accident 20201107020582A: Schleicher ASW-27, Walnut Creek, CA, November 7, 2020

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 7, 2020, 12:51 local time
- Place: Walnut Creek, CA
- Damage: Substantial damage
- Collision: Midair collision
- Phase of flight: Maneuver
- Operating rules: General operating rules (Part 91)
- Location: 37.8400° N, 121.8748° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=37.8400&lon=-121.8748&mi=10
- Aircraft: N81KP, registered now (https://openairdocs.org/aircraft/N81KP) (OpenAirDocs)
- Registry model: Schleicher ASW-27 (registry code 3801501, https://openairdocs.org/model/schleicher-asw-27) (OpenAirDocs)
- Registry engine: NONE (registry code 00000, https://openairdocs.org/engine/none) (OpenAirDocs)
- Reported make and model: SCHLEICHER ASW-27
- Reported engine: NONE NONE
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 1
- Pilot certificates: Commercial pilot, flight instructor
- Pilot flight hours: 1,847 total, 186 in this make and model, 31 in the last 90 days
- NTSB investigation: [NTSB WPR21LA040](https://openairdocs.org/ntsb/WPR21LA040) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20201107020582A

## Narrative

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

WALNUT CREEK, CA: MID-AIR COLLISION REPORTED BY NTSB/HICKS @ 2038PST WHEN N81KP, SCHLEICHER AND N18MA, SCHLEICHER COLLIDED. N81KP AND N18MA GLIDERS COLLIDED DURING FLIGHT OVER MT DIABLO STATE PARK. PILOTS OF BOTH AIRCRAFT EJECTED

## Other aircraft in the event

- N18MA, Schleicher ASW-20C: [Accident 20201107020572A](https://openairdocs.org/incident/20201107020572A)

## 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 WPR21LA040](https://openairdocs.org/ntsb/WPR21LA040), Nov 7, 2020: Schleicher ASW27 (N81KP), Clayton, CA, substantial damage. Probable cause: The failure of both pilots of each glider to see an avoid one another while maneuvering, which resulted in a mid-air collision.

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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