| Tail Number / N-Number | N115ST |
| Manufacturer | SWEENEY THOMAS F |
| Model | STROJNIK S2A |
| Manufacturer's Serial Number | 029 |
| Aircraft Type | Fixed wing single engine |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Type of Registrant | LLC |
| Owner Name | SAILPLANE ADVENTURES LLC |
| Street | PO BOX 1259 |
| City | SANTA BARBARA |
| State | CA |
| Zip Code | 93102-1259 |
| Region | Western-Pacific |
| County | Santa Barbara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1993-05-20 |
| Certificate Issue Date | 2014-05-20 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 50040150 |
| Mode S Code Hex | A04068 |