# N6921T: 2019 Sean Cooper EARTHSTAR ODYSSEY

- Status: Valid registration
- Airframe: [Sean Cooper EARTHSTAR ODYSSEY](https://openairdocs.org/model/sean-cooper-earthstar-odyssey) (registry code 056374T, 2 seats)
- Engine: [HKS 700E](https://openairdocs.org/engine/hks-700e) (registry code 33777)
- Serial number: 801
- Year built: 2019
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 21, 2019
- Certificate issued: February 19, 2019
- Expires: February 28, 2029
- Mode S code: A934B1
- Registered owner: [Cooper Sean P](https://openairdocs.org/faa-owner/COOPER%20SEAN%20P)
- Location: [Walnut Creek, CA](https://openairdocs.org/faa-place/CA/Walnut%20Creek)
- Owner type: Individual
- Owner's area on the map: 37.9169° N, 122.0149° W: Placed by OpenAirDocs at the center of ZIP code 94598, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6921T
- Page: https://openairdocs.org/aircraft/N6921T

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 (Sean Cooper EARTHSTAR ODYSSEY)

None in force.

### Matched by engine (HKS 700E)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N6921T.

## FAA accident and incident reports

None matched to N6921T.

## 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 N6921T

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N6921T before.

- [Cancelled 1960-08-09](https://openairdocs.org/deregistered/N6921T-1960-08-09): Cessna 310D, S/N 39221. Exported to Argentina. Owner: [Cessna Aircraft Co](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20CO), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

## Related

- Other Sean Cooper EARTHSTAR ODYSSEY aircraft: https://openairdocs.org/model/sean-cooper-earthstar-odyssey/aircraft.md
- The HKS 700E engine: https://openairdocs.org/engine/hks-700e.md

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