| Tail Number / N-Number | N135RM |
| Manufacturer | SCHWEIZER |
| Model | SGS 1-35 |
| Year Built | 1975 |
| Manufacturer's Serial Number | 48 |
| 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 | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MARKSON RALPH J |
| Street | 46 KENDAL COMMON RD |
| City | WESTON |
| State | MA |
| Zip Code | 02493-2160 |
| Region | New England |
| County | Middlesex County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1975-11-24 |
| Certificate Issue Date | 2011-08-31 |
| Last Action Date | 2020-03-22 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 50107507 |
| Mode S Code Hex | A08F47 |