| Tail Number / N-Number | N1621L |
| Manufacturer | FIREFLY BALLOONS INC |
| Model | FIREFLY 7B-15 |
| Year Built | 2007 |
| Manufacturer's Serial Number | F7B-2015 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | OESTERREICHER GEORGE C |
| Street | 12948 CAMINITO DEL PASAJE |
| City | DEL MAR |
| State | CA |
| Zip Code | 92014-3760 |
| Region | Western-Pacific |
| County | San Diego County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2007-06-04 |
| Certificate Issue Date | 2013-09-03 |
| Last Action Date | 2022-04-18 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 50175642 |
| Mode S Code Hex | A0FBA2 |