# N1091: 1999 Eaa Chapter 1091 CP 1-2

- Status: Valid registration
- Airframe: [Eaa Chapter 1091 CP 1-2](https://openairdocs.org/model/eaa-chapter-1091-cp-1-2) (registry code 05607WO, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 001
- Year built: 1999
- Type: Glider
- Engine type: None
- Airworthiness: Experimental, amateur built
- Airworthiness date: December 13, 1999
- Certificate issued: May 4, 2025
- Expires: May 31, 2032
- Mode S code: A0289E
- Registered owner: [Mid America Museum Of Aviation And Transportation](https://openairdocs.org/faa-owner/MID%20AMERICA%20MUSEUM%20OF%20AVIATION%20AND%20TRANSPORTATION)
- Location: [Sioux City, IA](https://openairdocs.org/faa-place/IA/Sioux%20City)
- Owner type: Corporation
- Owner's area on the map: 42.4190° N, 96.3929° W: Placed by OpenAirDocs at the center of ZIP code 51111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1091
- Page: https://openairdocs.org/aircraft/N1091

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 (Eaa Chapter 1091 CP 1-2)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N1091.

## FAA accident and incident reports

None matched to N1091.

## 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 N1091

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N1091 before.

- [Cancelled 1971-05-10](https://openairdocs.org/deregistered/N1091-1971-05-10): Pitts Special AGQ, S/N AGQ-5. Owner: [Quarton Arnold G](https://openairdocs.org/faa-owner/QUARTON%20ARNOLD%20G), [Sonora, CA](https://openairdocs.org/faa-place/CA/Sonora)
- [Cancelled 1930-03-28](https://openairdocs.org/deregistered/N1091-1930-03-28): Mono-Van MONOVAN, S/N M-V-1. Owner: [Mono-Van Aircraft Inc](https://openairdocs.org/faa-owner/MONO-VAN%20AIRCRAFT%20INC), [Toledo, OH](https://openairdocs.org/faa-place/OH/Toledo)

## Related

- Other Eaa Chapter 1091 CP 1-2 aircraft: https://openairdocs.org/model/eaa-chapter-1091-cp-1-2/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.