· ICAO24 407d52· last seen Jun 2025

G-UNET is a Boeing 747-400, a four-engine jet. SkyMeter has tracked 78 flights totalling 371 hours of airtime via ADS-B across 17 callsigns. The most frequent segment is LEMD to EGNX. Service window in our records spans 31 days. Of those flights, 10 (12.8%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Boeing 747-400 has a 196 ft wingspan, a maximum takeoff weight of 910,000 lb.

About the Boeing 747-400

The Boeing 747-400 is the most successful variant of the iconic 'Queen of the Skies' widebody, introduced in 1989 as a technological leap over earlier 747 classics. It brought winglets, a glass cockpit, and extended range that allowed nonstop flights like Los Angeles to Melbourne, cementing the type's dominance on long-haul trunk routes throughout the 1990s and 2000s. With seating for 416 passengers in three-class configuration and a maximum takeoff weight of 875,000 pounds, the -400 became the backbone of intercontinental travel for carriers worldwide, from British Airways to Qantas to Cathay Pacific. Its four high-bypass turbofans and distinctive hump made it instantly recognizable at any airport.

Though passenger operations have largely wound down in favor of twin-engine widebodies like the 777 and 787, the 747-400 found a lucrative second career as a freighter. The -400F and passenger-to-freighter conversions dominate heavy cargo operations today, prized for their 248,000-pound payload capacity and nose-loading capability. Atlas Air, Cargolux, and Kalitta Air operate substantial fleets on intercontinental cargo routes, moving everything from electronics to pharmaceuticals to live horses. The type's high cruise speed of Mach 0.85 and 7,260-nautical-mile range make it ideal for time-sensitive freight, while its four-engine redundancy remains valued on long overwater sectors.

The 747-400's flight deck was revolutionary for its era, replacing the flight engineer with automated systems and introducing electronic flight instrument displays that reduced crew workload. Maximum operating speed is 365 knots indicated or Mach 0.92, with a service ceiling of 45,100 feet, higher than most contemporary widebodies. Approach speeds typically sit around 156 knots at normal landing weights, with full-flap stall at 115 knots. These performance margins, combined with excellent handling characteristics, made the type popular with pilots despite its size.

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

FLIGHTS
78
all time
FLOWN HOURS
371
tracked time
📍
AIRPORTS VISITED
7
unique
📡
CALLSIGNS
17
12 routes
📅
SERVICE PERIOD
05/30/2025 → 06/30/2025
first → last
INCIDENT RATE
12.8%
10 flagged

Top routes

By flight count

6
3
1
1
1
1
1

Aircraft specifications

Boeing 747-400

Engines
Quad Jet
Vref (approach)
157 kt
Vmo
365 kt
MTOW
910,000 lb
Wingspan
196 ft
Length
232 ft
Wake category
Heavy

Recent flights

Newest 43 operations of G-UNET

43
06/29/2025
4h 55m
No alerts
06/28/2025
4h 10m
No alerts
06/27/2025
5h 10m
No alerts
06/26/2025
3h 44m
No alerts
06/26/2025
2h 52m
△ Low approach-stability score
06/25/2025
4h 34m
△ Low approach-stability score
06/24/2025
4h 48m
No alerts
06/23/2025
3h 36m
No alerts
06/22/2025
4h 31m
△ Low approach-stability score
06/20/2025
6h 45m
No alerts
06/19/2025
12h 30m
No alerts
06/18/2025
4h 43m
No alerts
06/17/2025
4h 18m
No alerts
06/16/2025
1h 43m
No alerts
06/15/2025
4h 54m
No alerts
06/14/2025
4h 20m
No alerts
06/13/2025
4h 27m
△ Low approach-stability score
06/11/2025
2h 23m
No alerts
06/10/2025
4h 11m
No alerts
06/09/2025
4h 45m
△ Low approach-stability score
06/08/2025
4h 29m
No alerts
06/06/2025
3h 35m
No alerts
06/05/2025
3h 11m
No alerts
06/04/2025
2h 55m
No alerts
06/02/2025
2h 21m
△ Low approach-stability score
06/01/2025
3h 50m
No alerts
05/31/2025
6h 52m
No alerts
05/30/2025
12h 12m
No alerts
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