| Tail Number / N-Number | N623YB |
| Manufacturer | SCHWEIZER |
| Model | SGS 1-35 |
| Manufacturer's Serial Number | 38 |
| 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 |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SIERRA SOARING CLUB |
| Street | PO BOX 956 |
| City | RIDGECREST |
| State | CA |
| Zip Code | 93555 |
| Region | Western-Pacific |
| County | Kern County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2015-11-12 |
| Last Action Date | 2021-08-12 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 52021612 |
| Mode S Code Hex | A8238A |