| Tail Number / N-Number | N858EM |
| Manufacturer | PIPER |
| Model | J-3 |
| Manufacturer's Serial Number | 213C |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 56 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | THOMPSON ANDREW M |
| Other Names |
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| Street | PO BOX 614 |
| City | LARIMORE |
| State | ND |
| Zip Code | 58251-0614 |
| Region | Great Lakes |
| County | Grand Forks County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-02-17 |
| Certificate Issue Date | 2019-02-21 |
| Last Action Date | 2021-12-09 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 52742600 |
| Mode S Code Hex | ABC580 |