| Tail Number / N-Number | N944SJ |
| Manufacturer | MILLER DAVID |
| Model | LONG-EZ |
| Manufacturer's Serial Number | 1547 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | MILLER DAVID D |
| Street | 8342 S RIDGE RD |
| City | PLAINFIELD |
| State | IL |
| Zip Code | 60544 |
| Region | Great Lakes |
| County | Will County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2000-08-30 |
| Certificate Issue Date | 2021-09-24 |
| Last Action Date | 2021-09-24 |
| Expiration Date | 2028-09-30 |
| Status | Valid Registration |
| Mode S Code | 53216635 |
| Mode S Code Hex | AD1D9D |