WORLDWIDE WARBIRDS INC· ICAO24 a6ff3e· last seen Jul 2026

N55YF is a Yakovlev Yak-50, a single-engine piston aircraft operated by WORLDWIDE WARBIRDS INC. SkyMeter has tracked 62 flights totalling 33 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is KPUB to KPUB. Service window in our records spans 371 days. Of those flights, 4 (6.5%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Yakovlev Yak-50 has a maximum takeoff weight of 2,205 lb, light wake category.

About the Yakovlev Yak-50

The Yakovlev Yak-50 is a single-seat aerobatic aircraft designed in the Soviet Union during the mid-1970s specifically for competition aerobatics and advanced pilot training. Built by the Yakovlev Design Bureau and first flown in 1975, it became the dominant force in international aerobatic competition throughout the late 1970s and early 1980s, winning multiple World Aerobatic Championships. The aircraft's clean lines, powerful 360-horsepower Vedeneyev M-14P nine-cylinder radial engine, and rugged all-metal construction made it exceptionally capable in the demanding world of unlimited aerobatics, where it could sustain loads of +7/-5 G and perform the full catalog of Aresti figures with authority.

Unlike its tandem two-seat successor the Yak-52, the Yak-50 was purpose-built as a single-seater, giving it superior roll rate and energy retention in vertical maneuvers. Its retractable tailwheel undercarriage and relatively light empty weight of around 2,200 pounds allowed for a power-to-weight ratio that few Western aerobatic types could match at the time. The aircraft's handling characteristics are famously honest: responsive in roll, stable inverted, and forgiving at the edges of the envelope, making it a favorite among warbird collectors and airshow performers even decades after production ended in 1991.

Today the Yak-50 occupies a unique niche in the North American warbird community, prized for its combination of Cold War provenance, aerobatic capability, and relatively modest operating costs compared to ex-military jets. Most examples flying in the United States were imported during the 1990s following the collapse of the Soviet Union, when dozens of surplus aircraft became available on the international market. The type remains a regular sight at airshows and aerobatic competitions, where its distinctive radial growl and crisp maneuverability continue to impress crowds. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
62
all time
FLOWN HOURS
33
tracked time
📍
AIRPORTS VISITED
17
unique
📡
CALLSIGNS
2
19 routes
📅
SERVICE PERIOD
6/28/2025 → 7/4/2026
first → last
INCIDENT RATE
6.5%
4 flagged

Top routes

By flight count

10
3
2
1
1
1
1
1
1
1
1

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

Yakovlev Yak-50

Engines
Single Piston
Vref (approach)
75 kt
MTOW
2,205 lb
Wake category
L

Recent flights

Newest 35 operations of N55YF

35
7/4/2026
9m
No alerts
7/4/2026
12m
No alerts
5/29/2026
38m
△ Low approach-stability score
5/26/2026
33m
No alerts
4/30/2026
44m
No alerts
4/30/2026
9m
No alerts
4/26/2026
11m
No alerts
4/26/2026
13m
No alerts
4/26/2026
2h 0m
No alerts
4/23/2026
1h 37m
No alerts
4/23/2026
51m
No alerts
4/23/2026
25m
No alerts
9/28/2025
6m
△ Low approach-stability score
9/28/2025
1h 15m
No alerts
9/28/2025
17m
No alerts
9/28/2025
17m
No alerts
9/27/2025
14m
No alerts
9/27/2025
14m
No alerts
9/27/2025
17m
No alerts
9/26/2025
20m
No alerts
9/26/2025
19m
No alerts
9/25/2025
16m
No alerts
9/25/2025
18m
No alerts
9/23/2025
11m
No alerts
9/22/2025
13m
No alerts
9/21/2025
8m
No alerts
9/21/2025
10m
No alerts
9/21/2025
1h 11m
No alerts
9/21/2025
25m
No alerts
9/20/2025
29m
No alerts
9/18/2025
43m
No alerts
9/17/2025
38m
No alerts
9/3/2025
14m
No alerts
6/28/2025
35m
No alerts
6/28/2025
31m
No alerts
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