| Tail Number / N-Number | N1521A |
| Manufacturer | FIREFLY BALLOONS INC |
| Model | FIREFLY 8 |
| Year Built | 2008 |
| Manufacturer's Serial Number | F8-2024 |
| 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 | FERGUSON KENNETH A |
| Street | 7024 RED SKY CT NE |
| City | ALBUQUERQUE |
| State | NM |
| Zip Code | 87111-1019 |
| Region | Southwestern |
| County | Bernalillo County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-09-25 |
| Certificate Issue Date | 2012-05-03 |
| Last Action Date | 2020-12-28 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 50152031 |
| Mode S Code Hex | A0D419 |