KE643
Korean Air
Accepted
On Time Night IMC
RKSI
Seoul
16:20z
6h 8m
WSSS
Singapore
22:27z
AircraftHL8042
TypeB77W
CommanderJan M
Date11 May 2026
6h 08m
Block
5h 45m
Air
2,644nm
Distance
45,133kg
Fuel used
-646fpm
Touchdown
99/100
Score
01
Punctuality
On Time| Event | Scheduled | Actual | Variance |
|---|---|---|---|
| OUT Off blocks | 16:30z | 16:20z | −10m |
| OFF Airborne | 16:50z | 16:30z | −19m |
| ON Touchdown | 22:32z | 22:15z | −17m |
| IN On blocks | 22:40z | 22:27z | −12m |
| Duration | Actual | Planned | Variance |
|---|---|---|---|
| Taxi out | 11m | 20m | −9m |
| Airborne | 5h 45m | 5h 42m | +3m |
| Taxi in | 13m | 8m | +5m |
| Block | 6h 08m | 6h 10m | −2m |
03
Sequence of events
-
16:20z
Off blocksRKSI
12004KT 3950M 16C Q1013 - Taxi out 10m 41s · 365 kg
-
16:30z
Airborne
- Enroute T/C FL335 · · T/D FL394
- Seatbelt sign off during takeoff/climb−1
-
22:15z
TouchdownWSSS
-646fpm B17004KT 9620M 28C Q1007 - Taxi in 12m 31s · 1,534 kg
-
22:27z
On blocksWSSS
04
Fuel
kg| Item | Actual | Planned | Variance |
|---|---|---|---|
| On board | |||
| Off blocks | 53,608 | 53,658 | −50 |
| At takeoff | 53,243 | 53,023 | +220 |
| At touchdown | 8,475 | 11,162 | −2,687 |
| On blocks | 6,941 | — | — |
| Burned | |||
| Taxi out | 365 | 635 | −270 |
| Trip | 44,769 | 41,861 | +2,908 |
| Climb | 5,170 | — | — |
| Cruise | 36,439 | — | — |
| Descent | 1,012 | — | — |
| Approach | 1,420 | — | — |
| Taxi in | 1,534 | — | — |
| Total burn | 46,667 | 42,496 | +4,171 |
The phases add up to 46,667 kg burned; the tank readings taken off blocks and on blocks put it at 45,133, 1,534 less. The table uses the phases, because the on-blocks reading is taken as the flight ends and often lands a moment early, before the taxi-in burn has registered.
05
Landing
B- Vertical speed
- -646 ft/min
- Peak G
- 1.10
- Speed
- 140.72
- Pitch
- -1.49°
- Heading
- 141°
- Roll out
- 0.08
- Landing weight
- 498,644
- Crosswind
- 3 kt
- Headwind
- 5 kt
- Approach
- ILS
- Stability
- 25%
06
Flight score
99/100| Rule triggered | Phase | Penalty |
|---|---|---|
| Seatbelt sign off during takeoff/climb | Climb | −1 |
| Total penalty | −1 |
07
Load & finance
$176,148.69| Load | Count |
|---|---|
| Passengers | 343 |
| Cargo | 11,000 kg |
| Economy Class | 281 |
| Business Class | 50 |
| First Class | 12 |
| General Cargo | 11,000 |
08
Recorded data
Raw flight data as filed
General
- Version
- 1.11.0
- Simulator
- Microsoft Flight Simulator 2024
- Aircraft
- HL8042
- Aircraft ICAO
- B77W
- Unlimited Fuel
- Off
Taxi Out
- Departure METAR
- 12004KT 3950M 16C Q1013
- Blocks Off (Sim)
- 2026-05-11 16:20:08
- Blocks Off (Real)
- 2026-05-11 16:20:08
- Ramp Weight
- 544100.44
- Taxi Out Time (Sim)
- 2026-05-11 16:20:13
- Taxi Out Time (Real)
- 2026-05-11 16:20:13
- Taxi Out Time
- 10m 36s
- Taxi Fuel Used
- 365 kg
Takeoff
- Takeoff Time (Sim)
- 2026-05-11 16:30:49
- Takeoff Time (Real)
- 2026-05-11 16:30:49
- Takeoff Weight
- 544100.44
- Takeoff Flaps
- 44
- Takeoff METAR
- 12004KT 3950M 16C Q1013
Landing
- Landing Time (Sim)
- 2026-05-11 22:15:24
- Landing Time (Real)
- 2026-05-11 22:15:24
- Landing Rate
- -646 ft/min
- Landing Pitch
- -1.49
- Landing G-Force
- 1.10
- Landing Roll
- 0.08
- Landing Heading
- 141
- Landing Weight
- 498644.28
- Landing Fuel
- 8,475 kg
- Landing Speed
- 140.72
- Landing Flaps
- 0
- Landing METAR
- 17004KT 9620M 28C Q1007
Taxi In
- Blocks On (Sim)
- 2026-05-11 22:27:55
- Blocks On (Real)
- 2026-05-11 22:27:55
- Taxi In Time
- 12m 31s
- Total Flight Time
- 06h 07m 47s