4X-BIV

4X-BIV is a Robinson Helicopter Company R22, likely a private operator. SkyMeter has tracked 92 flights totalling 59 hours of airtime via ADS-B. The most frequent segment is LLHS to LLHZ. Service window in our records spans 237 days. Of those flights, 6 (6.5%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Robinson Helicopter Company R22 has a maximum takeoff weight of 1,370 lb, light wake category.

About the Robinson Helicopter Company R22

The Robinson R22 is the world's most-produced civilian helicopter, a two-seat piston-powered design that democratized rotorcraft flight when it entered service in 1979. Built by Robinson Helicopter Company in Torrance, California, the R22 was engineered by Frank Robinson to be the first truly affordable helicopter for private owners and flight schools, using a derated Lycoming O-360 piston engine and a minimalist all-aluminum airframe to keep acquisition and operating costs low. Its simplicity and economy made it the training helicopter of choice worldwide, with over 4,900 delivered since production began.

The R22 cruises at around 90 knots with a range of approximately 200 nautical miles and a service ceiling near 14,000 feet, modest figures that reflect its role as a local-area trainer and utility platform rather than a cross-country machine. Its two-blade teetering rotor system and mechanical simplicity mean lower maintenance costs than turbine helicopters, though pilots must respect its light weight and relatively low inertia rotor system, which demands precise energy management during autorotations. The type's never-exceed speed of 102 knots and maximum gross weight of 1,370 pounds make it one of the lightest certificated helicopters in operation.

Despite its ubiquity in flight training, the R22 has faced scrutiny over its safety record, with accident rates higher than some peers, a reflection of both its widespread use by low-time student pilots and the unforgiving nature of light piston helicopters in general. Robinson has continuously refined the design with updates like the Beta II model (1985) featuring a more powerful O-360 variant and improved governor, and the R22 remains in production today alongside its four-seat sibling, the R44.

SkyMeter has tracked flights across airframes and operators, with the largest observed operator.