· ICAO24 ae61c8· last seen 14d ago

761545 is a Northrop F-5E/F Tiger II, a twin-engine jet. SkyMeter has tracked 118 flights totalling 90 hours of airtime via ADS-B across 14 callsigns. The most frequent segment is KNBG to KNBG. Service window in our records spans 472 days. Of those flights, 32 (27.1%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Northrop F-5E/F Tiger II has a maximum takeoff weight of 24,722 lb, light wake category.

About the Northrop F-5E/F Tiger II

The Northrop F-5 Tiger II is a lightweight supersonic fighter that became one of the most widely exported combat aircraft of the Cold War era, serving over 30 air forces from the 1970s onward. Designed as an affordable, easy-to-maintain alternative to heavier American fighters like the F-4 Phantom, the F-5E featured twin General Electric J85 turbojets, leading-edge root extensions for improved maneuverability, and a top speed exceeding Mach 1.6. Its small radar cross-section, tight turning radius, and modest operating costs made it ideal for air defense and dissimilar air combat training, roles it continues to fill decades after production ended in 1987.

While most F-5s have been retired from frontline military service, a significant number remain active in the United States under civilian contract operators providing adversary support to the Department of Defense. Companies like Tactical Air Support and ATAC operate ex-military F-5E/F airframes to simulate threat aircraft during training exercises, flying against Navy, Air Force, and Marine Corps squadrons. These aggressor missions exploit the F-5's nimble performance and small size to replicate the flight characteristics of Russian-designed fighters like the MiG-21. The aircraft's Mach 1.6+ capability and sustained turn performance at 15,000-25,000 feet make it a credible surrogate for fourth-generation adversaries, and its relatively low fuel burn keeps operating costs manageable for high-tempo training sorties.

The F-5's enduring presence in the adversary role reflects both its inherent design strengths and the scarcity of supersonic platforms available to civilian contractors. With a service ceiling above 50,000 feet and a combat radius of roughly 500 nautical miles, the Tiger II remains capable of realistic threat replication across a wide range of training scenarios. Its twin-engine layout provides redundancy for over-water operations, and the type's long service history means maintenance expertise and spare parts remain accessible despite the airframe's age.

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

✈
FLIGHTS
118
all time
⏱
FLOWN HOURS
90
tracked time
📍
AIRPORTS VISITED
12
unique
📡
CALLSIGNS
14
20 routes
📅
SERVICE PERIOD
6/16/2025 → 10/2/2026
first → last
⚠
INCIDENT RATE
27.1%
32 flagged

Top routes

By flight count

10
16
6
4
1
1
1
1
1
1
1

Aircraft specifications

Northrop F-5E/F Tiger II

Engines
Twin Jet
Vref (approach)
155 kt
MTOW
24,722 lb
Wake category
L

Recent flights

Newest 50 operations of 761545

50
10/2/2026
1h 13m
No alerts
10/1/2026
6m
No alerts
9/29/2026
24m
No alerts
9/26/2026
56m
No alerts
9/26/2026
37m
No alerts
9/25/2026
25m
△ Low approach-stability score
9/25/2026
20m
No alerts
9/24/2026
40m
No alerts
9/24/2026
48m
△ Low approach-stability score
9/24/2026
21m
No alerts
9/23/2026
35m
No alerts
9/17/2026
46m
⤓ Emergency descent
9/2/2026
27m
No alerts
9/2/2026
27m
No alerts
9/1/2026
16m
No alerts
8/31/2026
16m
No alerts
8/27/2026
31m
No alerts
8/26/2026
32m
No alerts
8/26/2026
22m
△ Low approach-stability score
8/25/2026
27m
No alerts
8/24/2026
30m
△ Low approach-stability score
8/24/2026
25m
No alerts
8/20/2026
30m
△ Low approach-stability score
8/19/2026
48m
△ Low approach-stability score
8/19/2026
45m
No alerts
8/18/2026
11m
No alerts
8/17/2026
26m
No alerts
8/4/2026
28m
No alerts
8/4/2026
56m
No alerts
7/31/2026
13m
No alerts
7/31/2026
11m
No alerts
7/31/2026
57m
No alerts
7/30/2026
54m
No alerts
7/30/2026
48m
No alerts
7/30/2026
17m
No alerts
7/30/2026
7h 25m
No alerts
7/27/2026
42m
No alerts
7/27/2026
58m
No alerts
7/17/2026
46m
△ Low approach-stability score
4/25/2026
1h 2m
△ Low approach-stability score
4/17/2026
6m
No alerts
1/6/2026
38m
No alerts
1/6/2026
38m
No alerts
12/12/2025
17m
No alerts
12/12/2025
17m
No alerts
12/9/2025
31m
△ Low approach-stability score
12/8/2025
17m
△ Low approach-stability score
12/8/2025
44m
△ Low approach-stability score
8/15/2025
54m
No alerts
8/14/2025
1h 16m
No alerts
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