# NTSB WPR26LA299: Jonker Sailplanes JS3, N9172T, Tehachapi, CA, August 8, 2026

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Class 4 · Limited · Investigation open
- Date: August 8, 2026, 13:00 local (20:00 UTC)
- Place: Tehachapi, CA
- Coordinates: 35.101078, -118.42313 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=35.1011&lon=-118.4231&mi=10
- Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping)
- Defining events: [Standing: Ground collision](https://openairdocs.org/ntsb-events/200); [Landing-landing roll: Ground collision](https://openairdocs.org/ntsb-events/200)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Investigation ongoing
- Investigation class: Class 4 - Basic report with no Prelim publish
- NTSB office: Western Pacific Region
- Parties: Federal Aviation Administration
- NTSB case key (mKey): 203567
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=WPR26LA299
- Latest NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/203567/pdf
- Page: https://openairdocs.org/ntsb/WPR26LA299

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Standing: Ground collision](https://openairdocs.org/ntsb-events/200) (defining event), aircraft 1; cases with it: [Jonker Sailplanes JS3, 1 case](https://openairdocs.org/ntsb-events/200/sequence.md?model=05637Y4), [All aircraft, 618 cases](https://openairdocs.org/ntsb-events/200/sequence.md)
- [Landing-landing roll: Ground collision](https://openairdocs.org/ntsb-events/200) (defining event), aircraft 2; cases with it: [Schleicher ASK-21, 1 case](https://openairdocs.org/ntsb-events/200/sequence.md?model=38015GY), [All aircraft, 618 cases](https://openairdocs.org/ntsb-events/200/sequence.md)

## Aircraft 1

- Registration: [N9172T](https://openairdocs.org/aircraft/N9172T), registered now, S/N 03-032, built 2019 (OpenAirDocs)
- Reported make and model: JONKER SAILPLANES (PTY) LTD JS3
- Registry model: [Jonker Sailplanes JS3](https://openairdocs.org/model/jonker-sailplanes-js3) (registry code 05637Y4) (OpenAirDocs)
- Category: Glider
- Serial number: 03-032
- Year built: 2019
- Damage: Substantial damage
- Flight: Personal, Part 91
- Airport: L94, Mountain Valley Airport

## Aircraft 2

- Registration: [N361KS](https://openairdocs.org/aircraft/N361KS), registered now, S/N 21224, built 1984 (OpenAirDocs)
- Reported make and model: SCHLEICHER ASK-21
- Registry model: [Schleicher ASK-21](https://openairdocs.org/model/schleicher-ask-21) (registry code 38015GY) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider
- Serial number: 21224
- Year built: 1984
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Registration Pending
- Registered owner: Registration Pending

## Weather

- Conditions: Visual (VMC), Day
- Wind: 320° at 12 knots, gusting 17
- Visibility: 9 statute miles
- Lowest ceiling: none
- Temperature: 95 °F, dew point 39 °F
- Altimeter: 30.13 inHg
- Observed at: KTSP, 2 nm away
- METAR: METAR KTSP 081955Z AUTO 32012G17KT 9SM CLR 35/04 A3013 RMK AO2

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.

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