SIMMONS AVIATION SERVICES LLC· ICAO24 a55f56· last seen 3d ago

N445Y is a Cessna O-1 Bird Dog, a single-engine piston aircraft operated by SIMMONS AVIATION SERVICES LLC. SkyMeter has tracked 28 flights totalling 11 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is 69CT to KWST. Service window in our records spans 403 days. The Cessna O-1 Bird Dog has a maximum takeoff weight of 2,400 lb, light wake category.

About the Cessna O-1 Bird Dog

The Cessna O-1 Bird Dog served as the U.S. military's primary liaison and forward air control aircraft from the Korean War through Vietnam, earning legendary status as the eyes of the battlefield. Developed from Cessna's Model 305A and entering service in 1950, the Bird Dog combined tandem seating, excellent low-speed handling, and large greenhouse windows to give observers unmatched visibility for artillery spotting, reconnaissance, and directing air strikes.

Over 3,400 were built for the U.S. Army, Marine Corps, and allied forces, with the type seeing combat across three decades. Powered by a 213-horsepower Continental O-470 flat-six engine, the Bird Dog could loiter at 45 knots for hours, operate from unprepared strips as short as 500 feet, and climb to 18,500 feet when needed.

Its rugged tube-and-fabric construction and forgiving flight characteristics made it beloved by pilots, while its ability to absorb ground fire and keep flying became the stuff of legend in Southeast Asia. Many surplus O-1s found civilian life after military service, converted for patrol, survey, and recreational flying, where their slow-flight capability and visibility remain prized. The type's military heritage and distinctive tandem configuration make it a favorite among warbird collectors and backcountry pilots today.

SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
28
all time
FLOWN HOURS
11
tracked time
📍
AIRPORTS VISITED
12
unique
📡
CALLSIGNS
2
10 routes
📅
SERVICE PERIOD
06/04/2025 → 07/12/2026
first → last
INCIDENT RATE
0.0%
0 flagged

Top routes

By flight count

2
1
1

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

Cessna O-1 Bird Dog

Engines
Single Piston
Vref (approach)
55 kt
MTOW
2,400 lb
Wake category
L

Recent flights

Newest 14 operations of N445Y

14
07/12/2026
18m
No alerts
07/12/2026
54m
No alerts
07/09/2026
36m
No alerts
07/09/2026
17m
No alerts
07/05/2026
26m
No alerts
07/05/2026
14m
No alerts
07/04/2026
7m
No alerts
07/04/2026
2m
No alerts
07/04/2026
16m
No alerts
07/03/2026
9m
No alerts
07/03/2026
30m
No alerts
07/02/2026
24m
No alerts
06/24/2026
21m
No alerts
06/04/2025
36m
No alerts
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