N121JR

1977 Cessna T210M

Fixed-wing, single engine · serial 21061726

Valid registration

Registered with the FAA until May 31, 2029.

Registered owner

Klotz Geoffrey B

Owner type: Individual
Location: Moor Park, CA

Registered to an individual. The FAA lists people last name first. We show the city and state only; the full mailing address is in the FAA's own record.

Aircraft

Make and model: Cessna T210M
Year built: 1977
Serial number: 21061726
Type: Fixed-wing, single engine · Land
Engines: 1 × Piston · Cont Motor TSIO-520 SER · 300 hp
Seats: 6
Weight class: Up to 12,499 lb
Certification: Type certificated · Standard airworthiness (issued Feb 7, 1977)
Mode S code: A05841 (the transponder's ICAO address, used by ADS-B flight trackers)
Registered since: Jan 12, 1993 · last FAA action May 4, 2026

What a Cessna 210 looks likePhoto of a Cessna 210, not this aircraft: Tomás Del Coro from Las Vegas, Nevada, USA, CC BY-SA 2.0, via Wikimedia Commons

Check the official record

This page mirrors the FAA's public registry file dated Oct 30, 2026. The FAA's own N-number inquiry is the official record, with the full owner address and documents.

Where is it now?

The registry doesn't show where an aircraft is flying. Flight trackers do, by tail number or Mode S code A05841: FlightAware or ADS-B Exchange. Some owners block tracking through the FAA's privacy programs.

Something wrong?

Owners update their registration with the FAA Aircraft Registry; changes appear here the day after the FAA publishes them. Email admin@whoownsthisplane.com about how this site shows a record.