FZAA to FCBB Flight Report - IRIS Grob G115E - G-BYVB

Flight from FZAA to FCBB

Friday, 16 June 2023 12:52

Minutes 13

15 nm

Fuel 2 kg

IRIS Grob G115E - G-BYVB

Departure

Runway 24 at FZAA

N'djili Intl

Kinshasa, Kinshasa City, Democratic Republic of the Congo

Altitude

997 ft asl

Weight

1,117 kg

Fuel

54 kg

Temperature

27 °C

Wind Speed

3 kt

Wind Direction

237.7 °

Headwind

3 kt

Crosswind

0 kt

Arrival

Runway 23L at FCBB

Maya-Maya

Brazzaville Commune de Brazzaville, Republic of Congo

1,037 ft asl

Altitude

1,114 kg

Weight

51 kg

Fuel

27 °C

Temperature

4 kt

Wind Speed

155.4 °

Wind Direction

1 kt

Headwind

4 kt

Crosswind

Flight Score 86.79%

Departure Score 96.90%

Enroute Score 86.23%

Arrival Score 72.95%

Vertical profile — planned vs actual

Landing

46.65 %

Touchdown

70.08 %

Approach & flare

Threshold height

0 %

Threshold height at 237 ft agl was excessively over target.

Threshold speed

100 %

Threshold speed was excessively high at 120 kt.

Flare

0 %

Very poor landing flare

Touchdown

Sink rate

81.74 %

Touchdown rate was fair at -228 ft/m.

Impact

92.57 %

Speed

100 %

Touchdown speed at 57 kt was fast.

Aim point

0 %

Touchdown point was 703 m beyond the touchdown zone.

Centreline

47.78 %

Runway touchdown position was significantly misaligned by 16.6 m from centreline.

Bounce

100 %

Flight Map

Replay this flight in 3D — the full flight path over the terrain with every stage, event and score along the route.

Flight Stages FZAA to FCBB

Click on a stage to view more detailed information

Departure Taxi

100 %

Taxiing from the parking to the runway took 4 minutes and covered less than 1 nm.

Score	Description	Start	Profile	End
100 %	Average speed 8 kn 0 kn min to max 19 kn	0		19 kn
100 %	Average speed turning corners 12 kn max 16 kn	0		0 kn
100 %	Average g force 1.00 g 0.99 g min to max 1.00 g	1.00		0.99 g
100 %	Beacon, navigation and taxi lights on
Info	Average pitch angle 2.2 ° 1.8 ° min to max 2.5 °	2.2		1.9 °
Info	Average bank angle 0.1 ° 0.0 ° min to max 0.2 °	0.0		0.0 °
Info	Battery Master On at 12:52:13
Info	Engine 1 Started at 12:52:13
Info	Landing Gear Down at 12:52:13
Info	Parking Brake On at 12:54:56
Info	Parking Brake Off at 12:55:08
Info	Parking Brake On at 12:55:15
Info	Parking Brake Off at 12:55:17
Info	Parking Brake On at 12:55:25
Info	Parking Brake Off at 12:55:26
Info	Parking Brake On at 12:55:27
Info	Parking Brake Off at 12:55:31
Info	Flaps Position 1 at 12:56:03
Info	Flaps Position 2 at 12:56:22
Info	Beacon Light OFF should be ON at 12:55:44
Info	Navigation Light OFF should be ON at 12:56:03
Info	Navigation Light OFF should be ON at 12:56:40

Departure Roll

98.14 %

Departure roll runway 24 at FZAA N'djili Intl. Takeoff distance 1,012 m 31 % of runway. Liftoff speed was 48 kn. Local weather - Temperature 27 °C. Wind 3 kn at 237 °. Crosswind: 0 kn Headwind: 3 kn.

Score	Description	Start	Profile	End
100 %	Takeoff distance 1,012 m 31 % of runway
100 %	Liftoff speed was 48 kn Target 60 kn
90.71 %	Runway alignment max 8.30 m 4.09 m left to 4.22 m right	4.09		-4.22 m
100 %	Average g force 0.99 g 0.98 g min to max 1.07 g	0.99		1.07 g
100 %	Takeoff Bounce
Info	Average pitch angle 2.0 ° 1.6 ° min to max 5.6 °	2.0		5.6 °
Info	Average bank angle 0.1 ° 0.0 ° min to max 0.3 °	0.3		0.0 °
Info	Landing Lights OFF should be ON at 12:57:09

Departure Climb 1

99.19 %

Departure climb to 50 ft agl from runway 24 FZAA N'djili Intl.

Score	Description	Start	Profile	End
100 %	Heading variation 0.4 ° 0.2 ° min to max 0.4 °	0.2		0.3 °
100 %	Average speed 51 kn 48 kn min to max 53 kn	48		50 kn
96.76 %	Average bank angle 1.6 ° 0.0 ° min to max 3.2 °	0.0		0.0 °
100 %	Average g force 1.05 g 0.92 g min to max 1.25 g	1.10		0.92 g
Info	Average VSI 393 ft/m 273 ft/m min to max 694 ft/m	273		694 ft/m
Info	Average altitude 17 ft agl 0 ft agl min to max 44 ft agl	0		44 ft agl
Info	Average pitch angle 8.8 ° 6.0 ° min to max 13.5 °	6.0		11.8 °

Departure Climb 2

90.27 %

Departure climb to 400 ft agl from 24 FZAA N'djili Intl.

Score	Description	Start	Profile	End
100 %	Heading variation 0.1 ° -0.3 ° min to max 0.3 °	0.3		0.3 °
100 %	Average speed 47 kn 44 kn min to max 50 kn	50		44 kn
61.08 %	Average bank angle 2.9 ° 0.0 ° min to max 16.8 °	0.1		16.8 °
100 %	Average g force 0.96 g 0.90 g min to max 1.02 g	0.91		1.02 g
Info	Average VSI 676 ft/m 417 ft/m min to max 724 ft/m	697		417 ft/m
Info	Average altitude 88 ft agl 54 ft agl min to max 176 ft agl	54		176 ft agl
Info	Average pitch angle 12.6 ° 11.9 ° min to max 13.9 °	12.0		13.9 °
Info	Flaps Position 1 at 12:57:29

Enroute Climb

59.83 %

Enroute climb started overhead FZAA N'djili Intl Kinshasa (Kinshasa City, Democratic Republic of the Congo). Climbing from 1,190 ft asl to 3,794 ft asl, an increase of 2,604 ft in 4 minutes and covering 5 nm.

Score	Description	Start	Profile	End
0 %	Average speed 71 kn 38 kn min to max 94 kn	43		88 kn
100 %	Average bank angle 8.6 ° 0.1 ° min to max 30.2 °	13.0		1.1 °
98.29 %	Average g force 1.01 g 0.76 g min to max 1.28 g	1.01		0.98 g
Info	Average VSI 662 ft/m -153 ft/m min to max 1,603 ft/m	512		448 ft/m
Info	Average altitude 2,216 ft asl 1,190 ft asl min to max 3,794 ft asl	1,190		3,794 ft asl
Info	Average pitch angle 8.4 ° 1.2 ° min to max 16.0 °	14.5		4.7 °
Info	Turn coordination 0 0 min to max 0	0		0
Info	Stall Warning Activated at 12:57:45
Info	Stall Warning Deactivated at 12:57:46
Info	Stall Warning Activated at 12:57:48
Info	Stall Warning Deactivated at 12:57:49
Info	Flaps Fully Retracted at 12:57:53

Enroute Level

100 %

Enroute level cruise started 3 miles east of Kinshasa (Kinshasa City, Democratic Republic of the Congo) and lasted 2 minutes, covering 4 nm.

Score	Description	Start	Profile	End
100 %	Average altitude 3,852 ft asl 3,768 ft asl min to max 3,918 ft asl	3,768		3,856 ft asl
100 %	Average speed 100 kn 94 kn min to max 104 kn	103		102 kn
100 %	Average bank angle 5.1 ° 0.0 ° min to max 8.4 °	0.0		3.0 °
100 %	Average g force 0.99 g 0.81 g min to max 1.06 g	1.03		1.02 g
Info	Turn coordination 0 0 min to max 0	0		0
Info	Average pitch angle 1.9 ° -0.4 ° min to max 5.2 °	1.5		-0.4 °

Enroute Descent

98.86 %

Enroute descent started 1 mile north of Kinshasa (Kinshasa City, Democratic Republic of the Congo). Descent from 3,782 ft asl to 2,731 ft asl, a decrease of 1,050 ft in 2 minutes and covering 3 nm.

Score	Description	Start	Profile	End
100 %	Average speed 110 kn 94 kn min to max 122 kn	108		99 kn
100 %	Average bank angle 5.0 ° 0.4 ° min to max 12.2 °	3.3		1.1 °
88.57 %	Average g force 0.99 g 0.55 g min to max 1.21 g	1.03		1.09 g
Info	Average VSI -713 ft/m -1,182 ft/m min to max -112 ft/m	-675		-780 ft/m
Info	Average altitude 3,126 ft asl 2,731 ft asl min to max 3,782 ft asl	3,782		2,731 ft asl
Info	Average pitch angle -2.4 ° -5.3 ° min to max 0.0 °	-1.9		-2.3 °
Info	Turn coordination 0 0 min to max 0	0		0

Arrival

98.72 %

Arrival started 1 mile north of Kinshasa (Kinshasa City, Democratic Republic of the Congo).

Score	Description	Start	Profile	End
100 %	Average speed 94 kn 86 kn min to max 113 kn	90		113 kn
98.22 %	Average bank angle 11.1 ° 0.5 ° min to max 32.3 °	2.9		22.9 °
97.14 %	Average g force 1.02 g 0.83 g min to max 1.30 g	1.08		1.30 g
Info	Average VSI -823 ft/m -2,252 ft/m min to max -146 ft/m	-690		-2,134 ft/m
Info	Average altitude 2,481 ft asl 1,904 ft asl min to max 2,721 ft asl	2,721		1,904 ft asl
Info	Average pitch angle -3.3 ° -10.5 ° min to max 1.1 °	-2.0		-7.4 °
Info	Turn coordination 0 0 min to max 0	0		0
Info	Flaps Position 1 at 13:06:56

Arrival Final 1

67.5 %

Approaching runway 23L at FCBB Maya-Maya from 1 nm to 0 nm. Descent from 837 ft agl to 278 ft agl. A decrease of 559 ft in 13 seconds.

Score	Description	Start	Profile	End
46.65 %	Approach angle 13.1 ° 12.7 ° min to max 13.9 ° Target 3.0 °	12.7		13.9 °
100 %	Average speed 116 kn 112 kn min to max 123 kn	112		121 kn
48.93 %	Heading variation -1.4 ° -1.6 ° min to max -0.9 °	-1.6		-0.9 °
46.21 %	Average bank angle 6.5 ° 0.5 ° min to max 22.4 °	22.4		0.5 °
91.43 %	Average g force 0.99 g 0.60 g min to max 1.35 g	1.09		1.11 g
Info	Average VSI -2,519 ft/m -3,122 ft/m min to max -1,894 ft/m	-1,894		-2,205 ft/m
Info	Average altitude 566 ft agl 278 ft agl min to max 837 ft agl	837		278 ft agl
Info	Average pitch angle -11.7 ° -15.7 ° min to max -7.2 °	-7.2		-8.2 °

Arrival Landing

46.65 %

Landing on runway 23L at FCBB Maya-Maya, runway length 3,294 m. Threshold height at 237 ft agl was excessively over target. Threshold speed was excessively high at 120 kn.

Score	Description	Start	Profile	End
100 %	Threshold speed was excessively high at 120 kn. Target 80 kn
0 %	Target 50 ft agl
0 %	Landing and flare profile
78.21 %	Heading variation -0.3 ° -0.8 ° min to max -0.2 °	-0.8		-0.4 °
88.29 %	Average bank angle 2.0 ° 0.0 ° min to max 6.4 °	2.7		1.9 °
100 %	Average g force 1.01 g 0.75 g min to max 1.24 g	0.99		0.96 g
Info	Average speed 77 kn 57 kn min to max 120 kn	120		57 kn
Info	Average VSI -414 ft/m -2,060 ft/m min to max -125 ft/m	-2,060		-224 ft/m
Info	Average altitude 39 ft agl 0 ft agl min to max 237 ft agl	237		0 ft agl
Info	Average pitch angle -0.1 ° -7.8 ° min to max 2.8 °	-7.8		0.7 °
Info	Flaps Position 2 at 13:07:15
Info	Flaps Position 3 at 13:07:16

Arrival Touchdown

70.08 %

Touchdown point was 703 m beyond the touchdown zone. Touchdown speed at 57 knwas fast. Touchdown rate was fair at -224 ft/m. Runway touchdown position was significantly misaligned by 16.6 m from centreline. Local weather - Temperature 28 °C. Wind 4 kn at 155 °. Crosswind: 4 kn Headwind: 1 kn.

Score	Description	Start	Profile	End
81.74 %	Touchdown VSI was -224 ft/m.
0 %	Touchdown distance was 1,098 m Target 457 m
100 %	Speed at touchdown 57 kn Target 55 kn
47.78 %	Runway alignment max 16.65 m 15.61 m right	-16.65		-14.15 m
57 %	Average bank angle 0.7 ° 0.1 ° min to max 1.9 °	1.9		0.3 °
92.57 %	Average g force 1.10 g 0.80 g min to max 1.38 g	0.96		1.08 g
100 %	Landing Bounce
Info	Average speed 55 kn 53 kn min to max 57 kn	57		53 kn
Info	Average pitch angle 2.5 ° 0.4 ° min to max 4.5 °	0.7		3.1 °

Arrival Rollout

80.53 %

Total landing distance 1,482 m, 45 % of runway. Runway rollout alignment was slightly misaligned by 14.1 m from centreline.

Score	Description	Start	Profile	End
100 %	Landing distance 1,482 m 45 % of runway.
56.74 %	Runway alignment max 14.99 m 0.94 m left to 14.05 m right	-14.05		-1.84 m
100 %	Average g force 1.00 g 0.99 g min to max 1.04 g	1.04		1.01 g
Info	Average speed 56 kn 34 kn min to max 61 kn	61		34 kn
Info	Average pitch angle 2.3 ° 1.0 ° min to max 3.4 °	3.3		1.0 °
Info	Average bank angle 0.3 ° 0.0 ° min to max 0.7 °	0.3		0.2 °

Runway Exit

Exiting runway, average speed 13 kn

Score	Description	Start	Profile	End
Info	Average speed 23 kn 19 kn min to max 28 kn	28		19 kn
Info	Average pitch angle 2.2 ° 1.9 ° min to max 2.4 °	2.1		1.9 °
Info	Average bank angle 0.2 ° 0.0 ° min to max 0.4 °	0.0		0.1 °
Info	Average g force 1.00 g 0.99 g min to max 1.01 g	1.01		0.99 g

Arrival Taxi

100 %

Taxiing to the parking from the runway took 1 minutes and covered less than 1 nm.

Score	Description	Start	Profile	End
100 %	Average speed 12 kn 4 kn min to max 17 kn	17		4 kn
100 %	Average speed turning corners 9 kn max 13 kn	0		0 kn
100 %	Average g force 1.00 g 0.99 g min to max 1.01 g	1.00		1.00 g
Info	Average pitch angle 2.1 ° 0.8 ° min to max 2.5 °	2.1		0.8 °
Info	Average bank angle 0.1 ° 0.0 ° min to max 0.2 °	0.2		0.0 °
Info	Flaps Fully Retracted at 13:08:11
Info	Taxi Light OFF should be ON at 13:08:35

Takeoff on runway 24 at FZAA N'djili Intl in the Grob G115

96.9 %

100 %

Taxi

Taxiing from the parking to the runway took 4 minutes and covered less than 1 nm.

Taxi Lights

100 %

Switched On

Ground Speed kt

100 %

Turn Speed

100 %

Bank °

Info

Pitch °

Info

98.14 %

Takeoff Roll

Takeoff Distance

100 %

Roll distance of 1,012 m using 30.72 % of runway

Liftoff Speed

100 %

Liftoff speed was 48 kn - Target 64 kn

Alignment

90.71 %

4.09 m left to 4.22 m right

Bounce

100 %

No Bounce Detected

Strobe Lights

100 %

Switched On

Landing Lights

0 %

Switched Off

100 %

IAS kt

Info

Bank °

Info

Pitch °

Info

99.19 %

Climb 1

Departure climb to 50 ft agl from runway 24 FZAA N'djili Intl.

Alignment

100 %

IAS kt

100 %

Bank °

96.76 %

100 %

Pitch °

Info

Climb Rate fpm

Info

90.27 %

Climb 2

Departure climb to 400 ft agl from 24 FZAA N'djili Intl.

Alignment

100 %

IAS kt

100 %

Bank °

61.08 %

100 %

Pitch °

Info

Climb Rate fpm

Info

Landing on runway 23L at FCBB Maya-Maya in the Grob G115

Landing Score 66.19 %

67.5 %

Final 1

Approaching runway 23L at FCBB Maya-Maya from 1 nm to 0 nm. Descent from 837 ft agl to 278 ft agl. A decrease of 559 ft in 13 seconds.

Glideslope

46.65 %

Poor descent path above glideslope limit

Heading

48.93 %

Poor heading alignment

Glideslope °

46.65 %

IAS kt

100 %

Alignment

48.93 %

Bank °

46.21 %

91.43 %

Descent Rate fpm

Info

46.65 %

Landing

Landing on runway 23L at FCBB Maya-Maya, runway length 3,294 m. Threshold height at 237 ft agl was excessively over target. Threshold speed was excessively high at 120 kn.

Height

0 %

Threshold height at 237 ft agl was excessively over target. Target 50 ft agl

Speed

100 %

Threshold speed was excessively high at 120 kt. Target 68 kt

Flare

0 %

Very poor landing flare

Centreline ft

78.21 %

Bank °