Ultraleichtflugzeug Meier Uf-13 Kolibri (UF13)
ICAO UF13 Light Piston

Ultraleichtflugzeug Meier Uf-13 Kolibri

Single Piston

The UF-13 Kolibri (Hummingbird) is a German ultralight aircraft designed and manufactured by Ultraleichtflugzeug Meier, representing the European tradition of efficient, lightweight recreational aviation. Built primarily for the German and European ultralight market where aircraft are limited to 450 kg maximum takeoff weight, the Kolibri exemplifies the engineering compromises required to deliver safe, enjoyable flight within strict regulatory constraints. Its single-seat or tandem two-seat configuration, fabric-covered tube frame, and modest Rotax or similar two-stroke engine make it accessible to sport pilots seeking low operating costs and straightforward maintenance. The type's slow-flight characteristics (stalling around 35 knots with flaps and cruising in the 65-75 knot range) suit it well for local recreational flying, flight training under ultralight rules, and short-field operations from grass strips. While unremarkable in performance compared to certified light aircraft, the UF-13's appeal lies in its simplicity, affordability, and compliance with European ultralight certification standards that have made recreational aviation accessible to thousands of pilots. SkyMeter has tracked 5 flights across 4 airframes and 4 operators over routes, with EVANS DAVID T the most frequently observed operator.

ACTIVE AIRFRAMES
4
last 7 days
🏢
OPERATORS
4
unique airlines
📊
FLIGHTS
5
tracked
AVG DURATION
2h 16m
per flight
INCIDENT RATE
20.0%
1 flagged

Safety in context

The incident rate counts flights with ANY safety event detected by SkyMeter: go-arounds (a routine response, not a failure), unstable-approach gate flags (advisory thresholds), rejected takeoffs (the system working as designed), and runway events. It is NOT an accident rate or fatality rate. For accident statistics, refer to the NTSB Aviation Accident Database (USA) or the Aviation Safety Network. See methodology for what each event type measures.

Performance

Speed envelope & approach

Vref
45 kt
Vref range
Vmo
Mmo
Vne
108 kt
Vno
86 kt
Vs0 (landing)
35 kt
Vfe
65 kt
Approach category

Dimensions

Airframe geometry

Wingspan
Length
Tail height
Wheelbase
Gear width
Wake category
L

Weight & identification

Operating limits

MTOW
992 lb
MALW
Manufacturer model
UF-13 Kolibri
FAA designator
Registered

Recent incidents

Flagged flights of UF13

6
8/17/2026
19m
△ Low approach-stability score
7/12/2026
23m
△ Low approach-stability score
6/10/2026
1h 55m
△ Low approach-stability score
2/1/2026
58m
△ Low approach-stability score
12/18/2025
1h 14m
△ Low approach-stability score
9/4/2025
1h 39m
△ Low approach-stability score

Recent flights

Real flights of UF13 · airborne ≥ 20 min

30
8/18/2026
2h 1m
No alerts
8/17/2026
19m
△ Low approach-stability score
8/16/2026
2h 23m
No alerts
8/16/2026
43m
No alerts
8/15/2026
5h 55m
No alerts
8/12/2026
38m
No alerts
8/11/2026
50m
No alerts
8/11/2026
21m
No alerts
8/11/2026
24m
No alerts
8/10/2026
51m
No alerts
8/10/2026
2h 46m
No alerts
8/10/2026
3h 15m
No alerts
8/8/2026
40m
No alerts
8/8/2026
5h 21m
No alerts
8/7/2026
31m
No alerts
8/7/2026
4h 12m
No alerts
8/4/2026
2h 3m
No alerts
8/4/2026
3h 32m
No alerts
8/2/2026
1h 48m
No alerts
7/30/2026
5h 22m
No alerts
7/28/2026
1h 57m
No alerts
7/28/2026
43m
No alerts
7/27/2026
1h 11m
No alerts
7/26/2026
2h 9m
No alerts
7/24/2026
2h 34m
No alerts
7/21/2026
5h 47m
No alerts
7/20/2026
34m
No alerts
7/20/2026
6h 17m
No alerts
7/17/2026
47m
No alerts
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© SkyMeter · All flight data subject to ODbL attribution · Tracking window: 7 days (free tier)