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Aircraft registration

N121SX

Built 2018 · registered US

Free alerts when N121SX's registration or status changes, or the R44 market moves.

N121SX — photo of this aircraftThis aircraft
Photo © Alex MatalobosView on Planespotters.net ↗
Representative photo of a Robinson R44Type photo — not this specific aircraftPhoto: Tomás Del Coro from Las Vegas, Nevada, USA · CC BY-SA 2.0
This aircraft is a
Robinson R44
Full specs

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Flight activity

(5 tracking legs recorded)

Live tracking paused — activity data through 24 Aug 2026. Windows below are measured to that date.

30 days to 24 Aug 2026
0
90 days to 24 Aug 2026
5
Last seen
19 Jul 2026
Tracked since
5 Jun 2026

Showing the 0 most recent distinct flights. The total counts every raw ADS-B tracking leg, including repeat observations and sub-5-minute artifacts.

From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.

How common is this aircraft?
5,713Robinson R44 registered worldwide

Common. One of the most common aircraft types we track.

More R44 aircraft

Other R44 airframes by tail number — same model as N121SX.

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What to do next

Registration history

(1)
  • N121SXUSACTIVE
    Unknown owner
    2024 – present

Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here. Registered owner? Request removal

About N121SX
What type of aircraft is N121SX?

N121SX is a Robinson R44, built in 2018.

Where is N121SX registered?

N121SX is currently registered in United States (US).

What is the MSN of N121SX?

The manufacturer serial number (MSN) of N121SX is 14147.

What is the ICAO24 (Mode S) code for N121SX?

N121SX's ICAO24 hex code is A0590F.

Is N121SX still airworthy?

N121SX's current registry status is Active.