UNITED STATES AIR FORCE, UNITED STATES AIR FORCE ACADEMY· ICAO24 a71b04· last seen 5d ago

N557SH is a Cessna 150, a single-engine piston aircraft operated by UNITED STATES AIR FORCE, UNITED STATES AIR FORCE ACADEMY. SkyMeter has tracked 720 flights totalling 613 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is KAFF to KAFF. Service window in our records spans 395 days. Of those flights, 70 (9.7%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion. The Cessna 150 has a 33 ft wingspan, a maximum takeoff weight of 1,600 lb.

About the Cessna 150

The Cessna 150 is the most successful two-seat trainer in aviation history, with over 23,000 built between 1958 and 1977. Designed as an affordable entry point into flying, it became the backbone of flight schools across North America and remains so today, nearly half a century after production ended. Its simple all-metal construction, forgiving handling, and rugged Continental O-200 engine made it ideal for student pilots learning the basics of stick-and-rudder flying.

The 150 introduced a generation of aviators to the sky, and its ubiquity in the training fleet means that countless pilots earned their private certificates behind its yoke. The type evolved through numerous variants, with later models adding features like the swept tail, Omni-Vision rear window, and improved flap systems, but the core design remained unchanged: a high-wing, tricycle-gear trainer optimized for economy and durability. With a cruise speed around 90 knots, a service ceiling near 14,000 feet, and endurance of roughly four hours, the 150 was never fast or glamorous, but it excelled at its mission.

Its low operating costs and simple maintenance kept it in service long after newer designs appeared, and today it remains a favorite among flying clubs, independent instructors, and budget-conscious private owners. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
720
all time
FLOWN HOURS
613
tracked time
📍
AIRPORTS VISITED
49
unique
📡
CALLSIGNS
2
68 routes
📅
SERVICE PERIOD
06/02/2025 → 07/02/2026
first → last
INCIDENT RATE
9.7%
70 flagged

Top routes

By flight count

10
153
9
6
6
5
4
4
4
4
2

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

Cessna 150

Engines
Single Piston
Vref (approach)
55 kt
MTOW
1,600 lb
Wingspan
33 ft
Length
24 ft
Wake category
Light

Recent flights

Newest 50 operations of N557SH

50
07/02/2026
1h 11m
No alerts
07/02/2026
1h 2m
△ Unstable approach
07/01/2026
54m
△ Unstable approach
06/30/2026
1h 7m
No alerts
06/30/2026
1h 51m
No alerts
06/18/2026
1h 3m
No alerts
06/18/2026
1h 8m
No alerts
06/16/2026
1h 18m
No alerts
06/15/2026
1h 6m
No alerts
06/15/2026
1h 4m
No alerts
06/12/2026
1h 5m
No alerts
06/10/2026
16m
No alerts
06/08/2026
1h 2m
No alerts
06/05/2026
1h 6m
No alerts
06/05/2026
1h 15m
No alerts
06/03/2026
9m
No alerts
06/01/2026
1h 35m
No alerts
05/25/2026
11m
No alerts
05/24/2026
57m
No alerts
05/08/2026
1h 0m
No alerts
05/01/2026
1h 22m
No alerts
04/25/2026
56m
No alerts
04/25/2026
1h 2m
No alerts
04/25/2026
1h 0m
No alerts
04/25/2026
17m
No alerts
04/24/2026
6m
No alerts
04/24/2026
1h 28m
No alerts
04/24/2026
1h 20m
No alerts
04/22/2026
1h 19m
No alerts
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