Public Record · As of May 5, 2026
N121YT
Flight Design CTLS · 2008 View Type →
Status
Registration Valid
Type
Fixed Wing Single Engine
Engine
ROTAX 912ULS SERIES
Last Cert Issue
—
Aircraft Resources
01 / Registration
Filed with the Federal Aviation Administration
Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N121YT.
Tail Number
N121YT
Serial Number
08-04-10
Make
FLIGHT DESIGN GMBH
Model
CTLS
Year of Manufacture
2008
Mfr / Model Code
060005B
Type Aircraft
Fixed Wing Single Engine
Type Engine
4-Cycle
Engines
1
Seats
2
Engine Manufacturer
ROTAX
Engine Model
912ULS SERIES
Horsepower
100 hp
Weight Class
CLASS 1
Certification
Experimental (+2 flags) · code 48C
Registrant
SMITH KENNETH S · Individual
Address
9090 STATE HWY 42 · FISH CREEK, WI 54212
FAA Region
Central · County 029
Status
Registration Valid
Airworthiness Date
—
Cert Issue Date
—
Expiration Date
—
Last FAA Action
—
Mode S Hex (ICAO24)
A059A1
Mode S (Octal)
50054641
Live position via ICAO24 A059A1
External services. Live tracks are unaffiliated with TallyAero or the FAA.
02 / NTSB Records
Events on file with the National Transportation Safety Board
-
Oct 10, 2021
Greenville, South Carolina minor
03 / Airworthiness Directives
Applicable to FLIGHT DESIGN GMBH CTLS
Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.
No matching airworthiness directives are on file for this make and model in the Federal Register.
04 / Service Difficulty Reports
FAA SDR filings
The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →
05 / Related
More on Flight Design CTLS in the Atlas
Flight Design CTLS type page → — 151 registered · 21 ADs · 31 NTSB records
Recent NTSB events · this type
-
Jun 19, 2025
Kayenta, Arizona Minor
Atlas event → -
Sep 1, 2024
Saint Johns, Arizona None
Atlas event → -
Nov 18, 2023
Hungry Horse, Montana Minor
Atlas event → -
Jan 15, 2022
Hana, Hawaii Serious
Atlas event → -
Jun 28, 2021
Ray, Michigan Serious
Atlas event →
Search the full US registry → · All airworthiness directives → · Accident & safety surface →
06 / Sources & Methodology
Every fact on this page links to its primary US-government source
- FAA Aircraft Registry →
Refreshed May 5, 2026
Available
- NTSB CAROL →
Refreshed May 5, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed May 5, 2026
Available
- FAA Service Difficulty Reports →
Refreshed May 5, 2026
Unavailable
We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.