| Tail Number / N-Number | N1156S |
| Manufacturer | SCHWEIZER |
| Model | SGS 1-34 |
| Year Built | 1971 |
| Manufacturer's Serial Number | 56 |
| 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) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Average Cruising Speed | 58 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | GREATER BOSTON SOARING CLUB |
| Street | PO BOX 655 |
| City | STERLING |
| State | MA |
| Zip Code | 01564-0655 |
| Region | New England |
| County | Worcester County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1971-06-18 |
| Certificate Issue Date | 2000-06-16 |
| Last Action Date | 2020-06-28 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 50041001 |
| Mode S Code Hex | A04201 |