| Tail Number / N-Number | N90180 |
| Manufacturer | SCHEMPP-HIRTH K.G. |
| Model | JANUS |
| Year Built | 1976 |
| Manufacturer's Serial Number | 4 |
| 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 | 67 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SILENT SOARERS INC |
| Street | 1420 MINNESOTA AVE SE |
| City | WASHINGTON |
| State | DC |
| Zip Code | 20020-5637 |
| Region | Eastern |
| County | District of Columbia |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-11-08 |
| Certificate Issue Date | 2008-08-19 |
| Last Action Date | 2020-09-25 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 53073154 |
| Mode S Code Hex | AC766C |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N90180.
| Tail Number / N-Number | N90180 |
| Manufacturer | CESSNA |
| Model | 140 |
| Manufacturer's Serial Number | 9245 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | DOWNTOWN AIRPARK INC |
| Street | BOX 4726 |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73102 |
| Region | Southwestern |
| County | District of Columbia |
| Last Status | Valid Registration |
| Cancellation Date | 1970-06-24 |