Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N770SY.
| Tail Number / N-Number | N770SY |
| Manufacturer | ENTWICKLUNGSGEMEINSCHAFT |
| Model | PHOEBUS B1 |
| Year Built | 1966 |
| Manufacturer's Serial Number | 748 |
| 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 | 11 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DAVIS FREDRICK D |
| Street | 1309 WARWICK ST |
| City | PORTAGE |
| State | MI |
| Zip Code | 49002-2641 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-05-24 |
| Certificate Issue Date | 1996-08-01 |
| Last Action Date | 2008-07-15 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-05-09 |
| Mode S Code | 52465256 |
| Mode S Code Hex | AA6AAE |