# N11ST: 2009 Christensen Thomas C SONEX

- Status: Valid registration
- Airframe: [Christensen Thomas C SONEX](https://openairdocs.org/model/christensen-thomas-c-sonex) (registry code 05627EX, 2 seats)
- Engine: [Jabiru 2200](https://openairdocs.org/engine/jabiru-2200) (registry code 34800)
- Serial number: 702
- Year built: 2009
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Sonex Aircraft LLC SONEX
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 14, 2011
- Certificate issued: August 13, 2008
- Expires: January 31, 2028
- Mode S code: A02B7C
- Registered owner: [Christensen Thomas C](https://openairdocs.org/faa-owner/CHRISTENSEN%20THOMAS%20C)
- Location: [San Ramon, CA](https://openairdocs.org/faa-place/CA/San%20Ramon)
- Owner type: Individual
- Owner's area on the map: 37.7653° N, 121.9154° W: Placed by OpenAirDocs at the center of ZIP code 94582, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=11ST
- Page: https://openairdocs.org/aircraft/N11ST

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Christensen Thomas C SONEX)

None in force.

### Matched by engine (Jabiru 2200)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N11ST.

## NTSB investigations on N11ST not matched to an aircraft (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 MIA73AM093](https://openairdocs.org/ntsb/MIA73AM093), Mar 17, 1973: Lockheed L-382G (N11ST), Pensacola, FL, substantial damage

## FAA accident and incident reports

None matched to N11ST.

## Reports on N11ST not matched to an aircraft (2)

They name N11ST, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19780802047759I](https://openairdocs.org/incident/19780802047759I), Aug 2, 1978: Lkheed 382E (N11ST), Boston, MA. Low torque during climb on #3 engine. Returned to airport. Bleed valve full of carbon. Fifth stage.
- [Incident 19780730047529I](https://openairdocs.org/incident/19780730047529I), Jul 30, 1978: Lkheed 382E (N11ST), Boston, MA, Minor damage. Aircraft sustained bird strike when landing. Damage to right wing outboard of engine number 4.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Christensen Thomas C SONEX aircraft: https://openairdocs.org/model/christensen-thomas-c-sonex/aircraft.md
- The Jabiru 2200 engine: https://openairdocs.org/engine/jabiru-2200.md

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