| Tail Number / N-Number | N99KN |
| Manufacturer | NEILL KELLY |
| Model | K-77 |
| Year Built | 1999 |
| Manufacturer's Serial Number | 99 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Not 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 | NEILL KELLY J |
| Street | 1459 INVERRARY DR |
| City | NAPERVILLE |
| State | IL |
| Zip Code | 60563-2234 |
| Region | Great Lakes |
| County | DuPage County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1999-07-25 |
| Certificate Issue Date | 1999-04-15 |
| Last Action Date | 2022-11-20 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 53350470 |
| Mode S Code Hex | ADD138 |