TRECHA GREGORY T· ICAO24 a81c17· last seen 13h ago

N621XX is a BRM Aero Bristell NG5, a single-engine piston aircraft operated by TRECHA GREGORY T. SkyMeter has tracked 134 flights totalling 81 hours of airtime via ADS-B. The most frequent segment is KBVI to KBVI. Service window in our records spans 502 days. Of those flights, 6 (4.5%) carry at least one detected incident: a 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
134
all time
⏱
FLOWN HOURS
81
tracked time
📍
AIRPORTS VISITED
30
unique
📡
CALLSIGNS
1
40 routes
📅
SERVICE PERIOD
6/4/2025 → 10/19/2026
first → last
⚠
INCIDENT RATE
4.5%
6 flagged

Top routes

By flight count

10
11
4
KBVI → 4G1
3
2
2
1
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 N621XX

50
10/19/2026
1h 5m
No alerts
10/18/2026
1h 19m
No alerts
10/10/2026
30m
△ Low approach-stability score
10/10/2026
1h 14m
No alerts
10/9/2026
1h 12m
No alerts
10/9/2026
14m
No alerts
9/25/2026
1h 33m
No alerts
9/22/2026
9m
No alerts
9/21/2026
18m
No alerts
8/4/2026
1h 41m
No alerts
6/13/2026
42m
No alerts
4/23/2026
32m
No alerts
4/23/2026
22m
No alerts
4/17/2026
1h 2m
No alerts
4/11/2026
25m
No alerts
4/11/2026
29m
No alerts
4/11/2026
8m
No alerts
4/8/2026
1h 7m
No alerts
3/29/2026
59m
No alerts
3/25/2026
41m
No alerts
3/18/2026
44m
No alerts
3/9/2026
51m
△ Low approach-stability score
3/9/2026
51m
△ Low approach-stability score
3/2/2026
1h 11m
No alerts
1/30/2026
24m
No alerts
1/30/2026
24m
No alerts
1/30/2026
13m
No alerts
1/30/2026
13m
No alerts
1/24/2026
16m
No alerts
1/24/2026
16m
No alerts
1/24/2026
20m
No alerts
1/24/2026
20m
No alerts
1/8/2026
58m
No alerts
1/5/2026
14m
No alerts
1/5/2026
55m
No alerts
1/5/2026
11m
No alerts
12/8/2025
20m
No alerts
11/22/2025
20m
No alerts
11/22/2025
28m
No alerts
11/19/2025
49m
No alerts
11/4/2025
26m
No alerts
10/29/2025
44m
No alerts
10/18/2025
6m
No alerts
10/18/2025
45m
No alerts
10/17/2025
20m
No alerts
10/17/2025
17m
No alerts
10/13/2025
9m
No alerts
10/13/2025
13m
No alerts
10/11/2025
42m
No alerts
10/11/2025
47m
No alerts
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