# N99UM: Ultramagic H-77

- Status: Valid registration
- Airframe: [Ultramagic H-77](https://openairdocs.org/model/ultramagic-h-77) (registry code 9130009, 1 seats)
- Data sheets: [TCDS B02CE](https://openairdocs.org/tcds/B02CE) (Ultramagic S.A.) (OpenAirDocs)
- Serial number: 77/288
- Type: Balloon
- Engine type: None
- Certificate issued: November 4, 2013
- Expires: November 30, 2029
- Mode S code: ADD218
- Registered owner: [Wallace Marilyn](https://openairdocs.org/faa-owner/WALLACE%20MARILYN)
- Location: [Santa Monica, CA](https://openairdocs.org/faa-place/CA/Santa%20Monica)
- Owner type: Individual
- Owner's area on the map: 34.0111° N, 118.4722° W: Placed by OpenAirDocs at the center of ZIP code 90405, 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=99UM
- Page: https://openairdocs.org/aircraft/N99UM

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): 1 in force

### Matched by airframe (Ultramagic H-77)

- [AD 2013-03-10](https://openairdocs.org/ad/2013-03-10): Hardware · Aeronaut Instruction Research Skysailor 105, Skysailor 90, 110C and 439 more. Effective Mar 19, 2013

## Information bulletins (advisory) (1 in force)

- [SAIB CE-11-44](https://openairdocs.org/saib/CE-11-44): Fuel: Cylinder Strap Installation. Issued Jul 13, 2011

## NTSB investigations

None matched to N99UM.

## FAA accident and incident reports

None matched to N99UM.

## 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) (1)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Ultramagic H-77)

- [STC SB04407AT](https://openairdocs.org/stc/SB04407AT): Installation of the DBI-III Omega. Balloonacy, Ltd. LLC

## Related

- Other Ultramagic H-77 aircraft: https://openairdocs.org/model/ultramagic-h-77/aircraft.md

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