| Tail Number / N-Number | N717MJ |
| Manufacturer | SCHEMPP-HIRTH |
| Model | DISCUS B |
| Manufacturer's Serial Number | 211 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | PHILADELPHIA GLIDER COUNSIL INC |
| Street | PO BOX 122 |
| City | HILLTOWN |
| State | PA |
| Zip Code | 18927-0122 |
| Region | Eastern |
| County | Bucks County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1988-03-02 |
| Certificate Issue Date | 2014-09-25 |
| Last Action Date | 2020-04-19 |
| Expiration Date | 2027-09-30 |
| Status | Valid Registration |
| Mode S Code | 52313452 |
| Mode S Code Hex | A9972A |