Aircraft Description
N39SK is a 2003 Normand Stephen B RV-6, a single-engine reciprocating (piston) aircraft registered to Justman Robert A in Cotati, CA. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on December 11, 2003. The registration certificate was issued on June 20, 2007. The registration is set to expire on November 30, 2027. Powered by a Lycoming O-360 SERIES engine producing 180 horsepower, N39SK is. The aircraft's Mode S transponder code is A4820A (hex), used for ADS-B identification and flight tracking. N39SK was last tracked by AviatorDB at coordinates 38.2506, -122.5898 on May 27, 2026. The FAA registry record for N39SK was last updated on April 1, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.
The Van's RV-6, the most successful amateur-built aircraft in aviation history, revolutionized homebuilt aviation by making high-performance flying accessible to private builders. First flown in 1985, it was a low-wing, single-engine monoplane with side-by-side seating for two occupants. With a wingspan of approximately 24 feet and powered by a 180-horsepower Lycoming O-360 engine, it achieved cruise speeds within 3 mph of its tandem-seat predecessor while offering the practicality of side-by-side configuration. The aircraft was manufactured as kits by Van's Aircraft of Aurora, Oregon. AviatorDB tracks 1 Normand Stephen B aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is RV6.
AviatorDB has found no NTSB accident or incident reports involving N39SK. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.
Registered Owner
Powerplant & Avionics
Additional Details
Last Known Position
Data Source
Data provided by the US Federal Aviation Administration. View on FAA.gov
Last updated: 2026-06-15 01:32:20 UTC