| Tail Number / N-Number | N91RR |
| Manufacturer | PIPISTREL D O O |
| Model | VIRUS SW 121C |
| Manufacturer's Serial Number | VSWX121C0106 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | MESA AIRLINES INC |
| Street | 410 N 44TH ST STE 700 |
| City | PHOENIX |
| State | AZ |
| Zip Code | 85008-7608 |
| Region | Western-Pacific |
| County | Maricopa County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2022-09-20 |
| Last Action Date | 2022-09-20 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 53112731 |
| Mode S Code Hex | AC95D9 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N91RR.
| Tail Number / N-Number | N91RR |
| Manufacturer | RHOADS RICHARD R |
| Model | WE 1 VOLKSPLANE |
| Manufacturer's Serial Number | 8792252 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | VOLKSWAGEN |
| Engine Model | CONVERSION |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 36 hp (27 kW) |
| Type of Registrant | Individual |
| Owner Name | ANDERSSON IVAN A |
| Street | 10798 NANDINA ST |
| City | APPLE VALLEY |
| State | CA |
| Zip Code | 92308 |
| County | Maricopa County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1987-12-12 |
| Certificate Issue Date | 1989-07-11 |
| Last Action Date | 2010-05-18 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-04-26 |