| Tail Number / N-Number | N99104 |
| Manufacturer | CESSNA |
| Model | 172P |
| Year Built | 1985 |
| Manufacturer's Serial Number | 17276403 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Government |
| Owner Name | SOUTHERN ILLINOIS UNIVERSITY |
| Other Names |
|
| Street | TEC SIU AVIATION MGMT & FLIGHT 545 N AIRPORT RD |
| City | MURPHYSBORO |
| State | IL |
| Zip Code | 62966-6291 |
| Region | Great Lakes |
| County | Jackson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1985-04-11 |
| Certificate Issue Date | 1991-03-04 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 53354317 |
| Mode S Code Hex | ADD8CF |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N99104.
| Tail Number / N-Number | N99104 |
| Manufacturer | ERCOUPE |
| Model | 415-C |
| Manufacturer's Serial Number | 1727 |
| 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 |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | STARNES B L |
| Street | ROUTE 3 BOX 42 |
| City | HENRIETTA |
| State | TX |
| Zip Code | 75001 |
| Region | Southwestern |
| County | Jackson County |
| Certificate Issue Date | 1961-06-22 |
| Last Status | Valid Registration |