PISTON AVIATION LLC· ICAO24 a55e36· last seen Feb 2026

N445LM is a BRM Aero Bristell NG5, a single-engine piston aircraft operated by PISTON AVIATION LLC. SkyMeter has tracked 228 flights totalling 135 hours of airtime via ADS-B. The most frequent segment is KALN to KALN. Service window in our records spans 272 days. Of those flights, 10 (4.4%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion. The BRM Aero Bristell NG5 has a maximum takeoff weight of 1,320 lb.

About the BRM Aero Bristell NG5

The Northrop Grumman RQ-4 Global Hawk is the world's premier high-altitude, long-endurance unmanned reconnaissance aircraft, capable of surveying vast swaths of territory from altitudes above 60,000 feet for more than 30 hours without refueling. Introduced into U.S. Air Force service in 2001, the Global Hawk was designed to replace the U-2 Dragon Lady in the strategic surveillance role, offering persistent intelligence, surveillance, and reconnaissance (ISR) coverage without risking aircrew.

Its operational ceiling exceeds that of nearly all other production aircraft, and its 130-foot wingspan—greater than a Boeing 737's—enables efficient cruise at extreme altitude where the air is thin and threats are minimal. Powered by a single Rolls-Royce AE3007H turbofan, the Global Hawk can transit to a theater thousands of miles away, loiter over the area of interest for an entire day, and return to base autonomously. The aircraft carries advanced synthetic aperture radar, electro-optical, and infrared sensors that can image targets in any weather, day or night, transmitting real-time data via satellite link to ground stations worldwide.

Variants include the RQ-4A Block 10/20, the larger Block 30 with enhanced sensors, and the U.S. Navy's MQ-4C Triton optimized for maritime patrol. The Global Hawk has flown operational missions over Afghanistan, Iraq, Libya, and the Pacific, logging tens of thousands of combat hours.

Its combination of endurance, altitude, and sensor payload remains unmatched among operational unmanned systems. SkyMeter has tracked flights across airframes and operators over routes, with the largest observed operator.

FLIGHTS
228
all time
FLOWN HOURS
135
tracked time
📍
AIRPORTS VISITED
35
unique
📡
CALLSIGNS
1
49 routes
📅
SERVICE PERIOD
05/27/2025 → 02/23/2026
first → last
INCIDENT RATE
4.4%
10 flagged

Top routes

By flight count

10
28
6
6
4
2
2
1
1
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

BRM Aero Bristell NG5

Engines
Single Piston
Vref (approach)
50 kt
MTOW
1,320 lb
Wake category
Light

Recent flights

Newest 50 operations of N445LM

50
02/23/2026
12m
No alerts
02/20/2026
11m
No alerts
02/20/2026
10m
No alerts
02/17/2026
1h 29m
No alerts
02/16/2026
19m
No alerts
02/16/2026
11m
△ Unstable
02/16/2026
11m
No alerts
01/11/2026
25m
No alerts
01/11/2026
26m
No alerts
01/11/2026
14m
No alerts
01/05/2026
30m
No alerts
12/09/2025
12m
No alerts
11/22/2025
54m
No alerts
11/16/2025
6m
No alerts
11/15/2025
27m
No alerts
11/14/2025
11m
No alerts
11/14/2025
13m
No alerts
11/13/2025
14m
No alerts
11/12/2025
11m
No alerts
11/12/2025
16m
No alerts
11/12/2025
55m
No alerts
11/06/2025
1h 3m
No alerts
11/06/2025
1h 25m
No alerts
11/05/2025
1h 24m
No alerts
11/04/2025
1h 8m
No alerts
10/23/2025
33m
No alerts
10/21/2025
13m
No alerts
10/21/2025
13m
No alerts
10/17/2025
41m
No alerts
10/17/2025
14m
No alerts
10/12/2025
1h 2m
No alerts
10/09/2025
1h 2m
No alerts
10/01/2025
57m
No alerts
09/29/2025
57m
No alerts
09/28/2025
17m
No alerts
09/25/2025
1h 7m
No alerts
09/19/2025
18m
No alerts
09/19/2025
18m
△ Unstable
09/18/2025
30m
No alerts
09/16/2025
16m
No alerts
09/16/2025
21m
No alerts
09/13/2025
1h 12m
No alerts
09/10/2025
33m
No alerts
09/06/2025
44m
No alerts
09/06/2025
5m
No alerts
09/05/2025
7m
No alerts
09/03/2025
44m
No alerts
09/03/2025
1h 4m
No alerts
09/02/2025
56m
No alerts
08/31/2025
50m
No alerts
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