Registry / Flight Design Gmbh / CTLS / N4123P

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N4123P V

Flight Design Gmbh CTLS · 2012 · Rosamond, CA

This aircraft — FAA registration facts

N4123P is a 2012 Flight Design Gmbh CTLS (serial F-13-12-10), registered to Broce Donald S (individual) in Rosamond, CA. Its FAA registration is recorded as v and expires October 2029; the airworthiness certificate dates from March 2014 (12 years ago). It carries a Rotax 912S engine rated at 100 hp, the engine on 4% of registered Flight Design Gmbh CTLSs. Its Mode-S transponder broadcasts the ICAO 24-bit address A4DE5D. It is one of 142 Flight Design Gmbh CTLS aircraft on the FAA registry.

Registered owner
Broce Donald S
Owner type
Individual
Based in
Rosamond, CA
Serial number
F-13-12-10
Year built
2012 · 14 yrs old
Airworthiness class
9A
FAA status
V
Mode-S / ICAO24
A4DE5D · 51157135 octal
Certificate issued
Oct 14, 2022
Airworthiness date
Mar 26, 2014
Last FAA activity
Sep 9, 2023
Registration expires
Oct 31, 2029
FAA region
4

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Rotax 912S
Engine type
4-Cycle Piston
Rated power
100 hp
Power per seat
50 hp
FAA engine code
55570

6 of the 136 registered Flight Design Gmbh CTLS carry this engine (4%), across 8 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N4123P

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Flight history & live tracking recent positions on file

ICAO24: a4de5d
Last known — 3 weeks ago N4123P
Observed 2026-09-18 08:29:50 MST
Auto-refresh • Updated 0s ago
Ground speed
96 kt
Altitude (baro)
6,300 ft
Track
338.0°
Squawk
—
Wind / OAT
—
Autopilot target
—
Lat 34.51053, Lng -117.94193
Map loads when scrolled into view …
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Aircraft Type — ACFTREF 060005B

Flight Design Gmbh CTLS
Engines: 1
Type: piston
Seats: 2
Category: Standard

Engine — CODE 55570

Manufacturer: Rotax
Model: 912S
Type: 4-Cycle Piston
Horsepower: 100 HP

FAA Registration Record

N-Number: N4123P
Serial Number: F-13-12-10
Year Manufactured: 2012
ACFTREF Code: 060005B
Engine Code: 55570
Status: V (V)
Certification: 9A
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: 4-Cycle Piston (8)
Source: master

Transponder / ADS-B

Mode S (octal): 51157135
ICAO 24-bit (hex): A4DE5D

Registrant

Broce Donald S
Individual
3734 Felsite Ave
Rosamond, CA, 935606407
FAA Region: 4

Key Dates

Certificate Issued Oct 14, 2022
Airworthiness Mar 26, 2014
Expiration Oct 31, 2029
Last Activity Sep 9, 2023
Data as of Oct 5, 2026

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