# N221HV: Kitty Hawk HEAVISIDE 2, registration cancelled 2023-01-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 11, 2023
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Kitty Hawk HEAVISIDE 2](https://openairdocs.org/model/kitty-hawk-heaviside-2) (registry code 061013O)
- Serial number: H2.2-003
- Type of aircraft: Fixed wing multi engine
- Certificate issued: May 29, 2019
- Last registry action: October 14, 2020
- Mode S code: A1E57B
- Owner when cancelled: [Kitty Hawk Corp](https://openairdocs.org/faa-owner/KITTY%20HAWK%20CORP)
- Location: [Palo Alto, CA](https://openairdocs.org/faa-place/CA/Palo%20Alto)
- Owner type: Corporation
- Owner's area on the map: 37.4579° N, 122.1151° W: Placed by OpenAirDocs at the center of ZIP code 94303, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N221HV
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=221HV
- Page: https://openairdocs.org/deregistered/N221HV-2023-01-11

From the FAA registry file of November 5, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Kitty Hawk HEAVISIDE 2: https://openairdocs.org/model/kitty-hawk-heaviside-2.md

## NTSB investigations (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 DCA20CA003](https://openairdocs.org/ntsb/DCA20CA003), Oct 17, 2019: Kitty Hawk Heaviside2 (N221HV), Tres Pinos, CA, substantial damage. Probable cause: a software timing error initiated by a battery charging script that was not properly terminated prior to the test flight due to operator error.

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