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KBOS
Boston, United States
Runway 09
Elevation16 ft asl
Weight70,935 kg
Fuel10,891 kg

Flight Score

92.87 %
KSTL
St Louis, United States
Runway 30L
Elevation538 ft asl
Weight64,296 kg
Fuel4,039 kg
10 Mar 2023 2:45 1263 nm Boeing 737-800 6,852 kg
Departure Score
99.92 %
Enroute Score
91.83 %
Arrival Score
85.22 %

What went well

Touchdown 397 m in — inside the full-score zone
1.11 G at touchdown — inside band
Rollout controlled — 41 % of the runway used

What held you back

Enroute Climb — overspeed warning; speed limits at 0 %, −1.33 points
Enroute Climb — overspeed warning; speed limits at 0 %, −1.33 points
Arrival Final 3 — Approach angle 4.4 ° at 6 %, −1.26 points
Departure Roll — landing lights off should be on, strobe light off should be on, then taxi light on should off; Takeoff distance 2,920 m at 0 %, −0.03 points

Top opportunity

Maintain the centreline

Departure Roll

A small uncorrected heading error at 40 knots becomes a metre of offset per second by 100 knots, noticed only at rotation, producing a crabbed liftoff. Root cause is nearly always eyes on the tape instead of the far end of the runway. Small heading changes displace a distant point visibly long before the nearby centreline stripes look wrong.

Read more in Improve Your Take-Offs

Start to finish · 35 stages, 33 scored

The flight story

Departure One segment per stage, in flight order — colour is the score band. Drag the bar to move along the flight, or click a stage card to open its detail. Arrival
Enroute Climb 60.00Enroute climb started 3 miles south of 14OH Heilman Kenton (Ohio, United States). Climbing from 32,636 ft asl to 33,305 ft asl, an increase of 669 ft in 1 minutes and covering 10 nm.
ScoreDescriptionStartProfileEnd
0 % Average speed 279 kn272 kn min to max 307 kn 272 273 kn
100 % Average bank angle 0.4 °0.0 ° min to max 0.9 ° 0.1 0.3 °
100 % Average g force 1.02 g0.95 g min to max 1.20 g 1.00 0.98 g
Info Average VSI 395 ft/m-3 ft/m min to max 935 ft/m 34 242 ft/m
Info Average altitude 32,924 ft asl32,636 ft asl min to max 33,305 ft asl 32,636 33,305 ft asl
Info Average pitch angle 3.4 °3.0 ° min to max 4.0 ° 3.1 3.2 °
Info Turn coordination 00 min to max 0 0 0

Events

Fail Overspeed Warning Activated 31,663 ft agl · 498 kt
Info Overspeed Warning Deactivated 31,826 ft agl · 480 kt
Departure Taxi 100.00Taxiing from the parking to the runway took 9 minutes and covered 2 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 11 kn0 kn min to max 16 kn 3 16 kn
100 % Average speed turning corners 0 knmax 0 kn 0 0 kn
100 % Average g force 1.00 g0.99 g min to max 1.01 g 1.00 0.99 g
100 % Beacon, navigation and taxi lights on
Info Average pitch angle -1.1 °-1.5 ° min to max -0.9 ° -1.0 -1.2 °
Info Average bank angle 0.1 °0.0 ° min to max 0.5 ° 0.1 0.0 °

Events

Fail Beacon Light OFF should be ON
Fail Navigation Light OFF should be ON
Info Pitot Heat Switched On 8 ft agl
Info Engine 1 Started 8 ft agl · 3 kt
Info Parking Brake On 8 ft agl
Info Taxi Lights Switched On 8 ft agl
Info Flaps Position 1 8 ft agl
Info Flaps Position 2 8 ft agl
Info Flaps Position 3 8 ft agl
Info Parking Brake Off 8 ft agl
Enroute Descent 100.00Enroute descent started 2 miles north of Rushsylvania (Logan County, Ohio, United States). Descent from 33,341 ft asl to 33,002 ft asl, a decrease of 339 ft in 1 minutes and covering 4 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 439 kn418 kn min to max 457 kn 455 435 kn
100 % Average bank angle 0.4 °0.2 ° min to max 0.6 ° 0.2 0.5 °
100 % Average g force 1.00 g0.97 g min to max 1.04 g 1.00 1.01 g
Info Average VSI -457 ft/m-1,329 ft/m min to max 226 ft/m 226 -544 ft/m
Info Average altitude 33,222 ft asl33,002 ft asl min to max 33,379 ft asl 33,341 33,002 ft asl
Info Average pitch angle 2.7 °1.9 ° min to max 3.2 ° 3.2 2.7 °
Info Turn coordination 00 min to max 0 0 0
Enroute Level 99.20Enroute level cruise started 1 mile south west of Northwood (Logan County, Ohio, United States) and lasted 34 minutes, covering 211 nm.
ScoreDescriptionStartProfileEnd
97 % Average altitude 33,053 ft asl32,732 ft asl min to max 33,430 ft asl 32,922 33,430 ft asl
100 % Average speed 460 kn442 kn min to max 466 kn 442 459 kn
100 % Average bank angle 1.9 °0.0 ° min to max 16.5 ° 0.5 0.2 °
100 % Average g force 1.00 g0.98 g min to max 1.05 g 0.98 1.00 g
Info Turn coordination 00 min to max 0 0 0
Info Average pitch angle 2.9 °2.7 ° min to max 3.1 ° 2.7 2.8 °
Enroute Descent 2 99.94Enroute descent started 7 miles north of Greenup (Cumberland County, Illinois, United States). Descent from 33,424 ft asl to 2,304 ft asl, a decrease of 31,120 ft in 23 minutes and covering 106 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 310 kn192 kn min to max 465 kn 459 192 kn
100 % Average bank angle 5.8 °0.0 ° min to max 28.3 ° 0.3 0.2 °
99 % Average g force 1.02 g0.74 g min to max 1.19 g 0.74 1.00 g
Info Average VSI -1,241 ft/m-2,555 ft/m min to max -355 ft/m -355 -844 ft/m
Info Average altitude 12,183 ft asl2,304 ft asl min to max 33,424 ft asl 33,424 2,304 ft asl
Info Average pitch angle 1.1 °-1.7 ° min to max 3.3 ° 0.8 2.6 °
Info Turn coordination 00 min to max 0 0 0

Events

Info Landing Lights Switched On 8,971 ft agl · 278 kt
Info Flaps Position 1 2,489 ft agl · 221 kt
Info Flaps Position 2 2,016 ft agl · 202 kt
Info Flaps Position 3 1,909 ft agl · 200 kt
Arrival 100.00Arrival started 7 miles north of Greenup (Cumberland County, Illinois, United States).
ScoreDescriptionStartProfileEnd
100 % Average speed 175 kn159 kn min to max 187 kn 187 159 kn
100 % Average bank angle 0.2 °0.0 ° min to max 1.5 ° 0.2 0.2 °
100 % Average g force 1.01 g0.95 g min to max 1.12 g 0.99 0.98 g
Info Average VSI -292 ft/m-897 ft/m min to max 276 ft/m -856 -46 ft/m
Info Average altitude 2,103 ft asl2,036 ft asl min to max 2,289 ft asl 2,289 2,084 ft asl
Info Average pitch angle 4.1 °2.4 ° min to max 6.0 ° 2.5 3.2 °
Info Turn coordination 00 min to max 0 0 0

Events

Info Landing Gear Down 1,777 ft agl · 189 kt
Info Flaps Position 4 1,510 ft agl · 180 kt
Info Flaps Position 5 1,499 ft agl · 173 kt
Info Flaps Position 6 1,528 ft agl · 174 kt
Info Flaps Position 7 1,518 ft agl · 163 kt
Arrival Final 4 77.97Approaching runway 30L at KSTL Lambert-St Louis Intl from 4 nm to 3 nm. Descent from 1,544 ft agl to 1,471 ft agl. A decrease of 73 ft in 24 seconds.
ScoreDescriptionStartProfileEnd
28 % Approach angle 4.0 °3.5 ° min to max 4.4 °Target 3.0 ° 3.5 4.4 °
100 % Average speed 150 kn144 kn min to max 159 kn 159 150 kn
100 % Heading variation 0.0 °0.0 ° min to max 0.1 ° 0.1 0.0 °
98 % Average bank angle 0.8 °0.0 ° min to max 2.7 ° 0.1 2.5 °
100 % Average g force 0.99 g0.82 g min to max 1.09 g 0.97 1.01 g
Info Average VSI -175 ft/m-658 ft/m min to max 303 ft/m -96 -636 ft/m
Info Average altitude 1,525 ft agl1,471 ft agl min to max 1,544 ft agl 1,544 1,471 ft agl
Info Average pitch angle 2.4 °-0.1 ° min to max 4.5 ° 3.0 0.6 °

Events

Info Flaps Position 8 1,471 ft agl · 158 kt
Arrival Final 3 69.73Approaching runway 30L at KSTL Lambert-St Louis Intl from 3 nm to 2 nm. Descent from 1,460 ft agl to 955 ft agl. A decrease of 505 ft in 23 seconds.
ScoreDescriptionStartProfileEnd
6 % Approach angle 4.4 °4.1 ° min to max 4.5 °Target 3.0 ° 4.4 4.1 °
100 % Average speed 150 kn148 kn min to max 152 kn 148 151 kn
100 % Heading variation 0.3 °0.0 ° min to max 0.8 ° 0.0 0.8 °
90 % Average bank angle 1.8 °0.2 ° min to max 5.8 ° 2.3 2.2 °
100 % Average g force 0.99 g0.87 g min to max 1.11 g 0.93 1.05 g
Info Average VSI -1,225 ft/m-1,699 ft/m min to max -659 ft/m -659 -1,373 ft/m
Info Average altitude 1,231 ft agl955 ft agl min to max 1,460 ft agl 1,460 955 ft agl
Info Average pitch angle -2.2 °-5.0 ° min to max 0.2 ° -0.5 -2.2 °
Arrival Final 2 71.69Approaching runway 30L at KSTL Lambert-St Louis Intl from 2 nm to 1 nm. Descent from 934 ft agl to 504 ft agl. A decrease of 430 ft in 25 seconds.
ScoreDescriptionStartProfileEnd
10 % Approach angle 4.1 °4.0 ° min to max 4.3 °Target 3.0 ° 4.1 4.0 °
100 % Average speed 142 kn135 kn min to max 149 kn 149 140 kn
100 % Heading variation 1.0 °0.8 ° min to max 1.1 ° 0.9 0.8 °
93 % Average bank angle 1.8 °0.1 ° min to max 4.6 ° 2.3 0.2 °
100 % Average g force 1.00 g0.75 g min to max 1.12 g 1.01 0.99 g
Info Average VSI -1,000 ft/m-1,294 ft/m min to max -464 ft/m -1,294 -900 ft/m
Info Average altitude 729 ft agl504 ft agl min to max 934 ft agl 934 504 ft agl
Info Average pitch angle -0.9 °-2.4 ° min to max 1.4 ° -2.0 -0.4 °
Arrival Final 1 87.92Approaching runway 30L at KSTL Lambert-St Louis Intl from 1 nm to 0 nm. Descent from 489 ft agl to 143 ft agl. A decrease of 346 ft in 24 seconds.
ScoreDescriptionStartProfileEnd
52 % Approach angle 4.1 °3.9 ° min to max 4.3 °Target 3.0 ° 4.0 4.2 °
100 % Average speed 135 kn132 kn min to max 140 kn 139 133 kn
88 % Heading variation 0.4 °0.3 ° min to max 0.5 ° 0.5 0.3 °
100 % Average bank angle 0.9 °0.1 ° min to max 1.8 ° 0.5 0.6 °
100 % Average g force 0.99 g0.95 g min to max 1.05 g 1.00 0.99 g
Info Average VSI -879 ft/m-936 ft/m min to max -760 ft/m -897 -936 ft/m
Info Average altitude 249 ft agl143 ft agl min to max 489 ft agl 489 143 ft agl
Info Average pitch angle 0.6 °-0.0 ° min to max 1.2 ° -0.0 0.5 °
Departure Roll 99.58Departure roll runway 09 at KBOS Logan Intl. Takeoff distance 2,920 m 137 % of runway. Liftoff speed was 164 kn. Local weather - Temperature 10 °C. Wind 0 kn at 310 °. Crosswind: 0 kn Headwind: 0 kn.
ScoreDescriptionStartProfileEnd
0 % Takeoff distance 2,920 m137 % of runway
100 % Liftoff speed was 164 knTarget 160 kn
98 % Runway alignment max 2.48 m2.13 m left to 0.35 m right 2.13 0.49 m
100 % Average g force 1.00 g0.95 g min to max 1.06 g 1.00 1.05 g
100 % Takeoff Bounce
Info Average pitch angle -0.5 °-1.5 ° min to max 7.6 ° -1.2 7.6 °
Info Average bank angle 0.1 °0.0 ° min to max 0.5 ° 0.2 0.2 °

Events

Fail Landing Lights OFF should be ON
Fail Strobe Light OFF should be ON
Fail Taxi Light ON should OFF
Departure Climb 1 100.00Departure climb to 50 ft agl from runway 09 KBOS Logan Intl.
ScoreDescriptionStartProfileEnd
100 % Heading variation -0.0 °-0.0 ° min to max -0.0 ° -0.0 -0.0 °
100 % Average speed 170 kn164 kn min to max 174 kn 164 174 kn
100 % Average bank angle 0.2 °0.1 ° min to max 0.2 ° 0.2 0.1 °
100 % Average g force 1.15 g1.06 g min to max 1.23 g 1.06 1.23 g
Info Average VSI 532 ft/m183 ft/m min to max 957 ft/m 183 957 ft/m
Info Average altitude 14 ft agl0 ft agl min to max 37 ft agl 0 37 ft agl
Info Average pitch angle 10.0 °7.7 ° min to max 12.9 ° 7.7 12.9 °
Departure Climb 2 100.00Departure climb to 400 ft agl from 09 KBOS Logan Intl.
ScoreDescriptionStartProfileEnd
100 % Heading variation -0.0 °-0.0 ° min to max -0.0 ° -0.0 -0.0 °
100 % Average speed 176 kn174 kn min to max 179 kn 174 179 kn
100 % Average bank angle 0.1 °0.0 ° min to max 0.1 ° 0.1 0.1 °
100 % Average g force 1.19 g1.03 g min to max 1.24 g 1.23 1.03 g
Info Average VSI 1,632 ft/m984 ft/m min to max 3,279 ft/m 984 3,279 ft/m
Info Average altitude 102 ft agl50 ft agl min to max 351 ft agl 50 351 ft agl
Info Average pitch angle 14.3 °13.0 ° min to max 16.9 ° 13.0 16.9 °

Events

Info Landing Gear Up 147 ft agl · 177 kt
Info Taxi Lights Switched Off 191 ft agl · 178 kt
Departure Climb 3 100.00Departure climb to 1,000 ft agl from 09 KBOS Logan Intl.
ScoreDescriptionStartProfileEnd
100 % Heading variation -0.0 °-0.0 ° min to max -0.0 ° -0.0 -0.0 °
100 % Average speed 181 kn179 kn min to max 184 kn 179 184 kn
100 % Average bank angle 0.4 °0.2 ° min to max 0.7 ° 0.2 0.7 °
100 % Average g force 0.93 g0.83 g min to max 1.03 g 1.01 1.03 g
100 % Landing gear up
Info Average VSI 3,453 ft/m3,029 ft/m min to max 3,627 ft/m 3,442 3,029 ft/m
Info Average altitude 664 ft agl399 ft agl min to max 914 ft agl 399 914 ft agl
Info Average pitch angle 15.5 °12.2 ° min to max 16.9 ° 16.9 15.2 °
Arrival Landing 92.60Landing on runway 30L at KSTL Lambert-St Louis Intl, runway length 3,150 m. Threshold height at 63 ft agl was above target. Threshold speed was slightly below target at 133 kn.
ScoreDescriptionStartProfileEnd
95 % Threshold speed was slightly below target at 133 kn. Target 143 kn
82 % Target 50 ft agl
95 % Landing and flare profile
95 % Heading variation 0.3 °0.2 ° min to max 0.3 ° 0.3 0.2 °
100 % Average bank angle 0.3 °0.0 ° min to max 0.6 ° 0.6 0.1 °
100 % Average g force 1.06 g0.98 g min to max 1.18 g 0.99 0.98 g
Info Average speed 132 kn129 kn min to max 136 kn 133 129 kn
Info Average VSI -702 ft/m-953 ft/m min to max -287 ft/m -937 -287 ft/m
Info Average altitude 23 ft agl0 ft agl min to max 63 ft agl 63 0 ft agl
Info Average pitch angle 2.3 °0.5 ° min to max 3.4 ° 0.5 2.7 °
Arrival Touchdown 90.48Touchdown distance was good at 391 m. Touchdown speed at 128 kn was good. Touchdown rate was fair at -285 ft/m. Runway touchdown position was misaligned by 7.9 m from centreline. Local weather - Temperature 9 °C. Wind 14 kn at 300 °. Crosswind: 1 kn Headwind: 14 kn.
ScoreDescriptionStartProfileEnd
75 % Touchdown VSI was -285 ft/m.
100 % Touchdown distance was 391 mTarget 457 m
100 % Speed at touchdown 128 knTarget 141 kn
78 % Runway alignment max 7.95 m7.54 m left 7.95 7.06 m
100 % Average bank angle 0.0 °0.0 ° min to max 0.1 ° 0.1 0.0 °
100 % Average g force 1.08 g0.98 g min to max 1.11 g 0.98 1.10 g
100 % Landing Bounce
Info Average speed 128 kn127 kn min to max 128 kn 128 128 kn
Info Average pitch angle 2.3 °1.9 ° min to max 2.6 ° 2.6 1.9 °
Arrival Rollout 91.39Total landing distance 1,321 m, 42 % of runway. Runway rollout alignment was very good.
ScoreDescriptionStartProfileEnd
100 % Landing distance 1,321 m42 % of runway.
81 % Runway alignment max 7.70 m7.06 m left to 0.63 m right 7.06 -0.63 m
100 % Average g force 1.02 g0.96 g min to max 1.10 g 1.10 1.00 g
Info Average speed 107 kn62 kn min to max 117 kn 117 62 kn
Info Average pitch angle -0.5 °-1.3 ° min to max 1.9 ° 1.9 -1.3 °
Info Average bank angle 0.2 °0.0 ° min to max 0.5 ° 0.0 0.2 °
Runway Exit Exiting runway, average speed 37 kn
ScoreDescriptionStartProfileEnd
Info Average speed 25 kn14 kn min to max 59 kn 59 14 kn
Info Average pitch angle -1.1 °-1.4 ° min to max -0.8 ° -1.4 -0.8 °
Info Average bank angle 0.2 °0.0 ° min to max 0.5 ° 0.1 0.3 °
Info Average g force 1.00 g0.98 g min to max 1.01 g 0.99 1.01 g
Arrival Taxi 100.00Taxiing to the parking from the runway took 6 minutes and covered less than 1 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 11 kn0 kn min to max 18 kn 14 0 kn
100 % Average speed turning corners 6 knmax 6 kn 0 0 kn
100 % Average g force 1.00 g0.99 g min to max 1.01 g 1.00 1.00 g
Info Average pitch angle -1.0 °-1.2 ° min to max -0.8 ° -0.8 -1.0 °
Info Average bank angle 0.1 °0.0 ° min to max 0.3 ° 0.1 0.0 °

Events

Fail Landing Lights ON should be OFF
Fail Landing Lights ON should be OFF
Info Landing Lights Switched Off 8 ft agl
Info Flaps Position 7 8 ft agl
Info Flaps Position 6 8 ft agl
Info Flaps Position 5 8 ft agl
Info Flaps Position 4 8 ft agl
Info Flaps Position 3 8 ft agl
Info Flaps Position 2 8 ft agl
Info Flaps Position 1 8 ft agl
Info Flaps Fully Retracted 8 ft agl
Info Parking Brake On 8 ft agl · 1 kt
Info Navigation Lights Switched Off 8 ft agl
Info Beacon Lights Switched Off 8 ft agl
Info Taxi Lights Switched Off 8 ft agl
Info Navigation Lights Switched On 8 ft agl
Info Beacon Lights Switched On 8 ft agl
Info Taxi Lights Switched On 8 ft agl
Info Engine 1 Stopped 8 ft agl · 1 kt
Info Engine 2 Stopped 8 ft agl
Info Pitot Heat Switched Off 8 ft agl
Enroute Climb 2 100.00Enroute climb started overhead Winthrop (Suffolk County, Massachusetts, United States). Climbing from 1,052 ft asl to 32,432 ft asl, an increase of 31,380 ft in 17 minutes and covering 83 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 277 kn184 kn min to max 323 kn 184 277 kn
100 % Average bank angle 11.3 °0.0 ° min to max 30.7 ° 0.6 0.2 °
100 % Average g force 1.02 g0.83 g min to max 1.18 g 1.08 1.03 g
Info Average VSI 2,096 ft/m570 ft/m min to max 3,806 ft/m 3,410 900 ft/m
Info Average altitude 13,786 ft asl1,052 ft asl min to max 32,432 ft asl 1,052 32,432 ft asl
Info Average pitch angle 6.8 °2.8 ° min to max 17.0 ° 15.8 4.0 °
Info Turn coordination 00 min to max 0 0 0

Events

Info Flaps Position 2 2,048 ft agl · 208 kt
Info Flaps Position 1 2,101 ft agl · 215 kt
Info Flaps Fully Retracted 2,464 ft agl · 231 kt
Enroute Level 2 100.00Enroute level cruise started 3 miles south east of Dover (Windham County, Vermont, United States) and lasted 72 minutes, covering 499 nm.
ScoreDescriptionStartProfileEnd
100 % Average altitude 32,463 ft asl32,360 ft asl min to max 32,649 ft asl 32,587 32,633 ft asl
100 % Average speed 460 kn446 kn min to max 467 kn 453 458 kn
100 % Average bank angle 2.0 °0.0 ° min to max 17.8 ° 0.0 0.2 °
100 % Average g force 1.00 g0.94 g min to max 1.07 g 0.94 1.00 g
Info Turn coordination 00 min to max 0 0 0
Info Average pitch angle 3.1 °2.7 ° min to max 3.7 ° 3.7 3.1 °
Enroute Climb 3 60.00Enroute climb started 3 miles south of 14OH Heilman Kenton (Ohio, United States). Climbing from 32,636 ft asl to 33,305 ft asl, an increase of 669 ft in 1 minutes and covering 10 nm.
ScoreDescriptionStartProfileEnd
0 % Average speed 279 kn272 kn min to max 307 kn 272 273 kn
100 % Average bank angle 0.4 °0.0 ° min to max 0.9 ° 0.1 0.3 °
100 % Average g force 1.02 g0.95 g min to max 1.20 g 1.00 0.98 g
Info Average VSI 395 ft/m-3 ft/m min to max 935 ft/m 34 242 ft/m
Info Average altitude 32,924 ft asl32,636 ft asl min to max 33,305 ft asl 32,636 33,305 ft asl
Info Average pitch angle 3.4 °3.0 ° min to max 4.0 ° 3.1 3.2 °
Info Turn coordination 00 min to max 0 0 0

Events

Fail Overspeed Warning Activated 31,663 ft agl · 498 kt
Info Overspeed Warning Deactivated 31,826 ft agl · 480 kt
Enroute Descent 3 100.00Enroute descent started 2 miles north of Rushsylvania (Logan County, Ohio, United States). Descent from 33,341 ft asl to 33,002 ft asl, a decrease of 339 ft in 1 minutes and covering 4 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 439 kn418 kn min to max 457 kn 455 435 kn
100 % Average bank angle 0.4 °0.2 ° min to max 0.6 ° 0.2 0.5 °
100 % Average g force 1.00 g0.97 g min to max 1.04 g 1.00 1.01 g
Info Average VSI -457 ft/m-1,329 ft/m min to max 226 ft/m 226 -544 ft/m
Info Average altitude 33,222 ft asl33,002 ft asl min to max 33,379 ft asl 33,341 33,002 ft asl
Info Average pitch angle 2.7 °1.9 ° min to max 3.2 ° 3.2 2.7 °
Info Turn coordination 00 min to max 0 0 0
Enroute Level 3 99.20Enroute level cruise started 1 mile south west of Northwood (Logan County, Ohio, United States) and lasted 34 minutes, covering 211 nm.
ScoreDescriptionStartProfileEnd
97 % Average altitude 33,053 ft asl32,732 ft asl min to max 33,430 ft asl 32,922 33,430 ft asl
100 % Average speed 460 kn442 kn min to max 466 kn 442 459 kn
100 % Average bank angle 1.9 °0.0 ° min to max 16.5 ° 0.5 0.2 °
100 % Average g force 1.00 g0.98 g min to max 1.05 g 0.98 1.00 g
Info Turn coordination 00 min to max 0 0 0
Info Average pitch angle 2.9 °2.7 ° min to max 3.1 ° 2.7 2.8 °
Enroute Descent 4 99.94Enroute descent started 7 miles north of Greenup (Cumberland County, Illinois, United States). Descent from 33,424 ft asl to 2,304 ft asl, a decrease of 31,120 ft in 23 minutes and covering 106 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 310 kn192 kn min to max 465 kn 459 192 kn
100 % Average bank angle 5.8 °0.0 ° min to max 28.3 ° 0.3 0.2 °
99 % Average g force 1.02 g0.74 g min to max 1.19 g 0.74 1.00 g
Info Average VSI -1,241 ft/m-2,555 ft/m min to max -355 ft/m -355 -844 ft/m
Info Average altitude 12,183 ft asl2,304 ft asl min to max 33,424 ft asl 33,424 2,304 ft asl
Info Average pitch angle 1.1 °-1.7 ° min to max 3.3 ° 0.8 2.6 °
Info Turn coordination 00 min to max 0 0 0

Events

Info Landing Lights Switched On 8,971 ft agl · 278 kt
Info Flaps Position 1 2,489 ft agl · 221 kt
Info Flaps Position 2 2,016 ft agl · 202 kt
Info Flaps Position 3 1,909 ft agl · 200 kt
Arrival 2 100.00Arrival started 7 miles north of Greenup (Cumberland County, Illinois, United States).
ScoreDescriptionStartProfileEnd
100 % Average speed 175 kn159 kn min to max 187 kn 187 159 kn
100 % Average bank angle 0.2 °0.0 ° min to max 1.5 ° 0.2 0.2 °
100 % Average g force 1.01 g0.95 g min to max 1.12 g 0.99 0.98 g
Info Average VSI -292 ft/m-897 ft/m min to max 276 ft/m -856 -46 ft/m
Info Average altitude 2,103 ft asl2,036 ft asl min to max 2,289 ft asl 2,289 2,084 ft asl
Info Average pitch angle 4.1 °2.4 ° min to max 6.0 ° 2.5 3.2 °
Info Turn coordination 00 min to max 0 0 0

Events

Info Landing Gear Down 1,777 ft agl · 189 kt
Info Flaps Position 4 1,510 ft agl · 180 kt
Info Flaps Position 5 1,499 ft agl · 173 kt
Info Flaps Position 6 1,528 ft agl · 174 kt
Info Flaps Position 7 1,518 ft agl · 163 kt
Arrival Final 4 77.97Approaching runway 30L at KSTL Lambert-St Louis Intl from 4 nm to 3 nm. Descent from 1,544 ft agl to 1,471 ft agl. A decrease of 73 ft in 24 seconds.
ScoreDescriptionStartProfileEnd
28 % Approach angle 4.0 °3.5 ° min to max 4.4 °Target 3.0 ° 3.5 4.4 °
100 % Average speed 150 kn144 kn min to max 159 kn 159 150 kn
100 % Heading variation 0.0 °0.0 ° min to max 0.1 ° 0.1 0.0 °
98 % Average bank angle 0.8 °0.0 ° min to max 2.7 ° 0.1 2.5 °
100 % Average g force 0.99 g0.82 g min to max 1.09 g 0.97 1.01 g
Info Average VSI -175 ft/m-658 ft/m min to max 303 ft/m -96 -636 ft/m
Info Average altitude 1,525 ft agl1,471 ft agl min to max 1,544 ft agl 1,544 1,471 ft agl
Info Average pitch angle 2.4 °-0.1 ° min to max 4.5 ° 3.0 0.6 °

Events

Info Flaps Position 8 1,471 ft agl · 158 kt
33.253.53.7541,3001,3501,4001,4501,500Distance to Touchdown NMApproach Height ft33.253.53.754-120-90-60-300306090120Distance to Touchdown NMApproach Runway Alignment m
Arrival Final 3 69.73Approaching runway 30L at KSTL Lambert-St Louis Intl from 3 nm to 2 nm. Descent from 1,460 ft agl to 955 ft agl. A decrease of 505 ft in 23 seconds.
ScoreDescriptionStartProfileEnd
6 % Approach angle 4.4 °4.1 ° min to max 4.5 °Target 3.0 ° 4.4 4.1 °
100 % Average speed 150 kn148 kn min to max 152 kn 148 151 kn
100 % Heading variation 0.3 °0.0 ° min to max 0.8 ° 0.0 0.8 °
90 % Average bank angle 1.8 °0.2 ° min to max 5.8 ° 2.3 2.2 °
100 % Average g force 0.99 g0.87 g min to max 1.11 g 0.93 1.05 g
Info Average VSI -1,225 ft/m-1,699 ft/m min to max -659 ft/m -659 -1,373 ft/m
Info Average altitude 1,231 ft agl955 ft agl min to max 1,460 ft agl 1,460 955 ft agl
Info Average pitch angle -2.2 °-5.0 ° min to max 0.2 ° -0.5 -2.2 °
22.252.52.7538008509009501,0001,0501,1001,1501,2001,2501,3001,350Distance to Touchdown NMApproach Height ft22.252.52.753-100-75-50-250255075100Distance to Touchdown NMApproach Runway Alignment m
Arrival Final 2 71.69Approaching runway 30L at KSTL Lambert-St Louis Intl from 2 nm to 1 nm. Descent from 934 ft agl to 504 ft agl. A decrease of 430 ft in 25 seconds.
ScoreDescriptionStartProfileEnd
10 % Approach angle 4.1 °4.0 ° min to max 4.3 °Target 3.0 ° 4.1 4.0 °
100 % Average speed 142 kn135 kn min to max 149 kn 149 140 kn
100 % Heading variation 1.0 °0.8 ° min to max 1.1 ° 0.9 0.8 °
93 % Average bank angle 1.8 °0.1 ° min to max 4.6 ° 2.3 0.2 °
100 % Average g force 1.00 g0.75 g min to max 1.12 g 1.01 0.99 g
Info Average VSI -1,000 ft/m-1,294 ft/m min to max -464 ft/m -1,294 -900 ft/m
Info Average altitude 729 ft agl504 ft agl min to max 934 ft agl 934 504 ft agl
Info Average pitch angle -0.9 °-2.4 ° min to max 1.4 ° -2.0 -0.4 °
11.251.51.752350400450500550600650700750800850Distance to Touchdown NMApproach Height ft11.251.51.752-90-68-45-23023456890Distance to Touchdown NMApproach Runway Alignment m
Arrival Final 1 87.92Approaching runway 30L at KSTL Lambert-St Louis Intl from 1 nm to 0 nm. Descent from 489 ft agl to 143 ft agl. A decrease of 346 ft in 24 seconds.
ScoreDescriptionStartProfileEnd
52 % Approach angle 4.1 °3.9 ° min to max 4.3 °Target 3.0 ° 4.0 4.2 °
100 % Average speed 135 kn132 kn min to max 140 kn 139 133 kn
88 % Heading variation 0.4 °0.3 ° min to max 0.5 ° 0.5 0.3 °
100 % Average bank angle 0.9 °0.1 ° min to max 1.8 ° 0.5 0.6 °
100 % Average g force 0.99 g0.95 g min to max 1.05 g 1.00 0.99 g
Info Average VSI -879 ft/m-936 ft/m min to max -760 ft/m -897 -936 ft/m
Info Average altitude 249 ft agl143 ft agl min to max 489 ft agl 489 143 ft agl
Info Average pitch angle 0.6 °-0.0 ° min to max 1.2 ° -0.0 0.5 °
00.250.50.751050100150200250300350400Distance to Touchdown NMApproach Height ft00.250.50.751-60-45-30-15015304560Distance to Touchdown NMApproach Runway Alignment m
Arrival Landing 92.60Landing on runway 30L at KSTL Lambert-St Louis Intl, runway length 3,150 m. Threshold height at 63 ft agl was above target. Threshold speed was slightly below target at 133 kn.
ScoreDescriptionStartProfileEnd
95 % Threshold speed was slightly below target at 133 kn. Target 143 kn
82 % Target 50 ft agl
95 % Landing and flare profile
95 % Heading variation 0.3 °0.2 ° min to max 0.3 ° 0.3 0.2 °
100 % Average bank angle 0.3 °0.0 ° min to max 0.6 ° 0.6 0.1 °
100 % Average g force 1.06 g0.98 g min to max 1.18 g 0.99 0.98 g
Info Average speed 132 kn129 kn min to max 136 kn 133 129 kn
Info Average VSI -702 ft/m-953 ft/m min to max -287 ft/m -937 -287 ft/m
Info Average altitude 23 ft agl0 ft agl min to max 63 ft agl 63 0 ft agl
Info Average pitch angle 2.3 °0.5 ° min to max 3.4 ° 0.5 2.7 °
07515022530037545001325385063Runway Distance mLanding Height ft075150225300375450-30-24-18-12-60612182430Runway Distance mRunway Width m
Arrival Touchdown 90.48Touchdown distance was good at 391 m. Touchdown speed at 128 kn was good. Touchdown rate was fair at -285 ft/m. Runway touchdown position was misaligned by 7.9 m from centreline. Local weather - Temperature 9 °C. Wind 14 kn at 300 °. Crosswind: 1 kn Headwind: 14 kn.
ScoreDescriptionStartProfileEnd
75 % Touchdown VSI was -285 ft/m.
100 % Touchdown distance was 391 mTarget 457 m
100 % Speed at touchdown 128 knTarget 141 kn
78 % Runway alignment max 7.95 m7.54 m left 7.95 7.06 m
100 % Average bank angle 0.0 °0.0 ° min to max 0.1 ° 0.1 0.0 °
100 % Average g force 1.08 g0.98 g min to max 1.11 g 0.98 1.10 g
100 % Landing Bounce
Info Average speed 128 kn127 kn min to max 128 kn 128 128 kn
Info Average pitch angle 2.3 °1.9 ° min to max 2.6 ° 2.6 1.9 °
Arrival Rollout 91.39Total landing distance 1,321 m, 42 % of runway. Runway rollout alignment was very good.
ScoreDescriptionStartProfileEnd
100 % Landing distance 1,321 m42 % of runway.
81 % Runway alignment max 7.70 m7.06 m left to 0.63 m right 7.06 -0.63 m
100 % Average g force 1.02 g0.96 g min to max 1.10 g 1.10 1.00 g
Info Average speed 107 kn62 kn min to max 117 kn 117 62 kn
Info Average pitch angle -0.5 °-1.3 ° min to max 1.9 ° 1.9 -1.3 °
Info Average bank angle 0.2 °0.0 ° min to max 0.5 ° 0.0 0.2 °
Runway Exit Exiting runway, average speed 37 kn
ScoreDescriptionStartProfileEnd
Info Average speed 25 kn14 kn min to max 59 kn 59 14 kn
Info Average pitch angle -1.1 °-1.4 ° min to max -0.8 ° -1.4 -0.8 °
Info Average bank angle 0.2 °0.0 ° min to max 0.5 ° 0.1 0.3 °
Info Average g force 1.00 g0.98 g min to max 1.01 g 0.99 1.01 g
Arrival Taxi 100.00Taxiing to the parking from the runway took 6 minutes and covered less than 1 nm.
ScoreDescriptionStartProfileEnd
100 % Average speed 11 kn0 kn min to max 18 kn 14 0 kn
100 % Average speed turning corners 6 knmax 6 kn 0 0 kn
100 % Average g force 1.00 g0.99 g min to max 1.01 g 1.00 1.00 g
Info Average pitch angle -1.0 °-1.2 ° min to max -0.8 ° -0.8 -1.0 °
Info Average bank angle 0.1 °0.0 ° min to max 0.3 ° 0.1 0.0 °

Events

Fail Landing Lights ON should be OFF
Fail Landing Lights ON should be OFF
Info Landing Lights Switched Off 8 ft agl
Info Flaps Position 7 8 ft agl
Info Flaps Position 6 8 ft agl
Info Flaps Position 5 8 ft agl
Info Flaps Position 4 8 ft agl
Info Flaps Position 3 8 ft agl
Info Flaps Position 2 8 ft agl
Info Flaps Position 1 8 ft agl
Info Flaps Fully Retracted 8 ft agl
Info Parking Brake On 8 ft agl · 1 kt
Info Navigation Lights Switched Off 8 ft agl
Info Beacon Lights Switched Off 8 ft agl
Info Taxi Lights Switched Off 8 ft agl
Info Navigation Lights Switched On 8 ft agl
Info Beacon Lights Switched On 8 ft agl
Info Taxi Lights Switched On 8 ft agl
Info Engine 1 Stopped 8 ft agl · 1 kt
Info Engine 2 Stopped 8 ft agl
Info Pitot Heat Switched Off 8 ft agl

Takeoff

100.00Takeoff roll1,547 m · 73 %
100.00Liftoff speed164 kt
97.92Runway alignment2.13 m L
OkBounce on takeoffNone
100.00Rate of climb531 fpm

Landing

The threshold, the flare and the hold-off. The approach that led to it is the stabilisation gates below.

82.11Threshold height63 ft
95.26Threshold speed132 kt
95.00Centreline offset0.10 m L

The stabilisation gates

One stabilised approach gate: five checks where the approach path is 500 ft above the runway. The 1,000 ft gate was not assessed, because the approach did not join final that far out.

Five checks, one gate500 ft
Gear down
Sink rate
On glideslope
On centreline
On speed

Touchdown on KSTL 30L

Past threshold100.00
397m
Centreline77.81
7.06m L
Speed100.00
128kt
Touchdown rate75.24
-285fpm
Impact100.00
1.11G
BouncesOk
None

Side view — the last 1,524 m of the approach.

63 ft over the threshold · target 50 ft 80 ft400 Ideal — 50 ft, down at 305 m This flight — 63 ft, down at 397 m

Plan view — the first 1,524 m of the 3,150 m runway, to the same scale as the side view.

5001,0001,500 THRESHOLD FULL SCORE TO 503 M 397 m past threshold CLEARED

The 397 m touchdown sits inside the full-score zone. The arrival was smooth.

Runway used 1,296 m of 3,150 m · 41 %
Rollout distance100.00
899m41 % used
Rollout alignment80.87
7.06m L

The rest of the report

Explore in detail

Flight map
Replay this flight in 3D The full flight path over the terrain with every stage, event and score along the route.
Takeoff report
Takeoff on runway 09 at KBOS Logan Intl in the Boeing 737-800
99.92 %
100 %
Taxi
Taxiing from the parking to the runway took 9 minutes and covered 2 nm.
Taxi Lights
100 %
Switched On
Ground Speed kt
100 %
30 15 0
Turn Speed
100 %
30 15 0
G
100 %
1.25 1 0.75
Bank °
Info
1 0.5 0
Pitch °
Info
1 0 -1
99.58 %
Takeoff Roll
Departure roll runway 09 at KBOS Logan Intl. Takeoff distance 2,920 m 137 % of runway. Liftoff speed was 164 kn. Local weather - Temperature 10 °C. Wind 0 kn at 310 °. Crosswind: 0 kn Headwind: 0 kn.
Takeoff Distance
100 %
Roll distance of 2,920 m using 137.27 % of runway
Liftoff Speed
100 %
Liftoff speed was 164 kn - Target 160 kn
Alignment
97.92 %
2.13 m left to 0.35 m right
Bounce
100 %
No Bounce Detected
Strobe Lights
0 %
Switched Off
Landing Lights
0 %
Switched Off
G
100 %
1.5 1 0.5
IAS kt
Info
170 85 0
Bank °
Info
1 0.5 0
Pitch °
Info
8 3.5 -1
02505007501,0001,2501,5001,7502,000-25-20-15-10-50510152025 Runway Distance m Runway Alignment to End of Runway m
100 %
Climb 1
Departure climb to 50 ft agl from runway 09 KBOS Logan Intl.
Alignment
100 %
2 0 -2
IAS kt
100 %
180 170 160
Bank °
100 %
1 0.5 0
G
100 %
1.5 1 0.5
Pitch °
Info
13 10 7
Climb Rate fpm
Info
1,000 450 -100
100 %
Climb 2
Departure climb to 400 ft agl from 09 KBOS Logan Intl.
Alignment
100 %
2 0 -2
IAS kt
100 %
180 175 170
Bank °
100 %
1 0.5 0
G
100 %
1.5 1 0.5
Pitch °
Info
17 15 13
Climb Rate fpm
Info
3,300 2,050 800
100 %
Climb 3
Departure climb to 1,000 ft agl from 09 KBOS Logan Intl.
Alignment
100 %
2 0 -2
IAS kt
100 %
190 180 170
Bank °
100 %
1 0.5 0
G
100 %
1.5 1 0.5
Pitch °
Info
17 15 12
Climb Rate fpm
Info
3,700 3,300 2,900
02505007501,0001,2501,5001,7502,0000275481108135 Runway Distance m Height at End of Runway ft
00.250100200300400500600700800 Climb Distance NM Climb Profile to 1,000 ft
00.25-60-48-36-24-1201224364860 Climb Distance NM Runway Alignment (in m) to 1,000 ft
Landing report
Landing on runway 30L at KSTL Lambert-St Louis Intl in the Boeing 737-800
Landing Score 90.6 %
77.97 %
Final 4
Approaching runway 30L at KSTL Lambert-St Louis Intl from 4 nm to 3 nm. Descent from 1,544 ft agl to 1,471 ft agl. A decrease of 73 ft in 24 seconds.
Glideslope
27.78 %
Poor descent path above glideslope limit
Heading
100 %
Excellent heading alignment
Glideslope °
27.78 %
4 3 2
IAS kt
100 %
159 149 140
Alignment
100 %
0.5 0 -0.5
Bank °
98.18 %
3 1.5 0
G
100 %
1.5 1 0.5
Descent Rate fpm
Info
303 -199 -700
33.253.53.7541,3001,3501,4001,4501,500 Distance to Touchdown NM Approach Height ft
33.253.53.754-120-90-60-300306090120 Distance to Touchdown NM Approach Runway Alignment m
69.73 %
Final 3
Approaching runway 30L at KSTL Lambert-St Louis Intl from 3 nm to 2 nm. Descent from 1,460 ft agl to 955 ft agl. A decrease of 505 ft in 23 seconds.
Glideslope
5.71 %
Poor descent path above glideslope limit
Heading
100 %
Excellent heading alignment
Glideslope °
5.71 %
4 3 2
IAS kt
100 %
152 146 140
Alignment
100 %
0.5 0 -0.5
Bank °
90.08 %
6 3 0
G
100 %
1.5 1 0.5
Descent Rate fpm
Info
-659 -1,180 -1,700
22.252.52.7538008509009501,0001,0501,1001,1501,2001,2501,3001,350 Distance to Touchdown NM Approach Height ft
22.252.52.753-100-75-50-250255075100 Distance to Touchdown NM Approach Runway Alignment m
71.69 %
Final 2
Approaching runway 30L at KSTL Lambert-St Louis Intl from 2 nm to 1 nm. Descent from 934 ft agl to 504 ft agl. A decrease of 430 ft in 25 seconds.
Glideslope
10.24 %
Poor descent path above glideslope limit
Heading
100 %
Excellent heading alignment
Glideslope °
10.24 %
4 3 2
IAS kt
100 %
149 140 130
Alignment
100 %
0.5 0 -0.5
Bank °
93.11 %
5 2.5 0
G
100 %
1.5 1 0.5
Descent Rate fpm
Info
-464 -882 -1,300
11.251.51.752350400450500550600650700750800850 Distance to Touchdown NM Approach Height ft
11.251.51.752-90-68-45-23023456890 Distance to Touchdown NM Approach Runway Alignment m
87.92 %
Final 1
Approaching runway 30L at KSTL Lambert-St Louis Intl from 1 nm to 0 nm. Descent from 489 ft agl to 143 ft agl. A decrease of 346 ft in 24 seconds.
Glideslope
51.72 %
Poor descent path above glideslope limit
Heading
87.86 %
Great heading alignment
Glideslope °
51.72 %
4 3 2
IAS kt
100 %
141 135 130
Alignment
87.86 %
0.5 0 -0.5
Bank °
100 %
2 1 0
G
100 %
1.5 1 0.5
Descent Rate fpm
Info
-761 -880 -1,000
00.250.50.751050100150200250300350400 Distance to Touchdown NM Approach Height ft
00.250.50.751-60-45-30-15015304560 Distance to Touchdown NM Approach Runway Alignment m
92.6 %
Landing
Landing on runway 30L at KSTL Lambert-St Louis Intl, runway length 3,150 m. Threshold height at 63 ft agl was above target. Threshold speed was slightly below target at 133 kn.
Height
82.11 %
Threshold height at 63 ft agl was above target. Target 50 ft agl
Speed
95.26 %
Threshold speed was slightly below target at 133 kt. Target 143 kt
Flare
95.02 %
Great landing flare
Centreline ft
95 %
100 0 -100
Bank °
100 %
1 0.5 0
G
100 %
1.5 1 0.5
IAS kt
Info
136 128 120
Pitch °
Info
4 2 0
Descent Rate fpm
Info
-287 -644 -1,000
07515022530037545001325385063 Runway Distance m Landing Height ft
075150225300375450-30-24-18-12-60612182430 Runway Distance m Runway Width m
90.48 %
Touchdown
Touchdown distance was good at 391 m. Touchdown speed at 128 kn was good. Touchdown rate was fair at -285 ft/m. Runway touchdown position was misaligned by 7.9 m from centreline. Local weather - Temperature 9 °C. Wind 14 kn at 300 °. Crosswind: 1 kn Headwind: 14 kn.
Touchdown
75.24 %
Touchdown rate was fair at -285 fpm.
Speed
100 %
Touchdown speed at 128 kt was good. Target below 135 kn
Distance
100 %
Touchdown distance was good at 391 m.
Alignment
77.81 %
Runway touchdown position was misaligned by 7.9 m from centreline.
Bank
100 %
Bank angle 0.0 °
G
100 %
G 1.08 g
Bounce
100 %
No Bounce Detected
91.39 %
Rollout
Total landing distance 1,321 m, 42 % of runway. Runway rollout alignment was very good.
Distance
100 %
Landing distance 1,321 m using 41.94 % of runway
Alignment
80.87 %
Runway rollout alignment was very good.
G
100 %
1.25 1 0.75
IAS kt
Info
131 101 70
Bank °
Info
1 0.5 0
Pitch °
Info
2 0.5 -1
02004006008001,0001,200 Runway Distance m Runway Width m
100 %
Taxi
Taxiing to the parking from the runway took 6 minutes and covered less than 1 nm.
Landing Lights
Switched On
Taxi Lights
100 %
Switched On
Ground Speed kt
100 %
30 15 0
Turn Speed
100 %
30 15 0
G
100 %
1.25 1 0.75
Bank °
Info
1 0.5 0
Pitch °
Info
1 0 -1
Metrics
Metrics

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