| Tail Number / N-Number | N6597B |
| Manufacturer | HELDEBURG DESIGNS LLC |
| Model | BLUE HERON MARATHON |
| Year Built | 2004 |
| Manufacturer's Serial Number | HD04127M |
| Aircraft Type | Powered Parachute |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 582E |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Type of Registrant | Individual |
| Owner Name | MCKINLEY ED L |
| Street | 7813 LARCHWOOD ST |
| City | DUBLIN |
| State | OH |
| Zip Code | 43016-9769 |
| Region | Great Lakes |
| County | Franklin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-04-03 |
| Certificate Issue Date | 2007-03-27 |
| Last Action Date | 2022-05-14 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 52130570 |
| Mode S Code Hex | A8B178 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6597B.
| Tail Number / N-Number | N6597B |
| Manufacturer | MOONEY |
| Model | M20A |
| Manufacturer's Serial Number | 1267 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SIERRA SKY PARK INC |
| Street | 7360 NO MCCAMPBELL DRIVE |
| City | FRESNO |
| State | CA |
| Zip Code | 93650 |
| Region | Western-Pacific |
| County | Franklin County |
| Certificate Issue Date | 1959-10-20 |
| Last Status | Valid Registration |
| Cancellation Date | 1960-08-15 |
| Exported To | GERMANY |