# N15AT: 2016 Lunacek Edward THATCHER CX4

- Status: Valid registration
- Airframe: [Lunacek Edward THATCHER CX4](https://openairdocs.org/model/lunacek-edward-thatcher-cx4) (registry code 05635QF, 1 seats)
- Engine: [Hummel 2180](https://openairdocs.org/engine/hummel-2180) (registry code 34250)
- Serial number: 4441
- Year built: 2016
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: November 18, 2016
- Certificate issued: October 31, 2016
- Expires: October 31, 2029
- Mode S code: A0C7E8
- Registered owner: [Lunacek Edward](https://openairdocs.org/faa-owner/LUNACEK%20EDWARD)
- Location: [Lakewood, CO](https://openairdocs.org/faa-place/CO/Lakewood)
- Owner type: Individual
- Owner's area on the map: 39.6971° N, 105.1722° W: Placed by OpenAirDocs at the center of ZIP code 80228, 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=15AT
- Page: https://openairdocs.org/aircraft/N15AT

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 (Lunacek Edward THATCHER CX4)

None in force.

### Matched by engine (Hummel 2180)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N15AT.

## FAA accident and incident reports (1)

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.

- [Incident 20170216001689I](https://openairdocs.org/incident/20170216001689I), Feb 16, 2017: Lunacek Edward THATCHER CX4 (N15AT), Colorado Spring, CO, Minor damage. PIC spent the evening prior to the flight at meadow lake airport in his rv, for an early departure when the air was calmer. The PIC performed a thorough…

## 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.

## Earlier aircraft with N15AT

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N15AT before.

- [Cancelled 2011-07-29](https://openairdocs.org/deregistered/N15AT-2011-07-29): Cessna 310R, S/N 310R0103, built 1974. Owner: [Preferred Airparts LLC](https://openairdocs.org/faa-owner/PREFERRED%20AIRPARTS%20LLC), [Kidron, OH](https://openairdocs.org/faa-place/OH/Kidron)

## Related

- Other Lunacek Edward THATCHER CX4 aircraft: https://openairdocs.org/model/lunacek-edward-thatcher-cx4/aircraft.md
- The Hummel 2180 engine: https://openairdocs.org/engine/hummel-2180.md

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