| Tail Number / N-Number | N4246B |
| Manufacturer | I.C.A.-BRASOV (ROMANIA) |
| Model | IS-28B2 |
| Year Built | 1978 |
| Manufacturer's Serial Number | 117 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| 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 | 81 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MAHONY JOHN |
| Street | 2009 BARRETT RD |
| City | BALLSTON SPA |
| State | NY |
| Zip Code | 12020-2816 |
| Region | Eastern |
| County | Saratoga County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-11-09 |
| Certificate Issue Date | 2020-02-03 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-02-28 |
| Status | Valid Registration |
| Mode S Code | 51206647 |
| Mode S Code Hex | A50DA7 |