# N8099U: Jacober Michael L XP 11

- Status: Valid registration
- Airframe: [Jacober Michael L XP 11](https://openairdocs.org/model/jacober-michael-l-xp-11) (registry code 05606YE, 1 seats)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: TG 042
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Air Creation XP 11
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 25, 2006
- Certificate issued: May 17, 2023
- Expires: May 31, 2030
- Mode S code: AB06F2
- Registered owner: [Welsh Lansford K](https://openairdocs.org/faa-owner/WELSH%20LANSFORD%20K)
- Location: [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage)
- Owner type: Individual
- Owner's area on the map: 61.1595° N, 149.8848° W: Placed by OpenAirDocs at the center of ZIP code 99518, 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=8099U
- Page: https://openairdocs.org/aircraft/N8099U

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 (Jacober Michael L XP 11)

None in force.

### Matched by engine (Bombardier ROTAX (ALL))

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N8099U.

## NTSB investigations on N8099U 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 OAK72AP032](https://openairdocs.org/ntsb/OAK72AP032), Mar 3, 1972: Douglas DC8-61 (N8099U), Hilo, HI, no damage

## FAA accident and incident reports

None matched to N8099U.

## Reports on N8099U not matched to an aircraft (3)

They name N8099U, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19830120018519I](https://openairdocs.org/incident/19830120018519I), Jan 20, 1983: Doug DC8* (N8099U), Chicago, IL. Pilot declared emergency due to minimum fuel. ATC had given pilot a delay time due to traffic. Given priority.
- [Incident 19820516022899I](https://openairdocs.org/incident/19820516022899I), May 16, 1982: Doug DC8* (N8099U), Chicago, IL. Blew two tires on landing. Tire cord separation. Anti-skid and brakes were normal.
- [Incident 19800626048979I](https://openairdocs.org/incident/19800626048979I), Jun 26, 1980: Doug DC8/ (N8099U), Chicago, IL. Engine shut down due to uncontrolable oil pressure. Oil lost at a leaking oil line, which was replaced.

## 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 Jacober Michael L XP 11 aircraft: https://openairdocs.org/model/jacober-michael-l-xp-11/aircraft.md
- The Bombardier ROTAX (ALL) engine: https://openairdocs.org/engine/bombardier-rotax-all.md

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