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SWA4413 Southwest Airlines

Boeing 737NG 800/W · N8507C

· 1:19Quality 86side-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −61%). Download

Trace

Where the aircraft sat in the frame, second by second. Click the chart to jump the video there.

—FOV —az —el —pose —
Lock

Events

Tracking metrics

How well the camera kept the aircraft centred. Tap a metric for what it means and what good looks like.

Lockshare of the pass
73%
First lockfrom target selected
6.9 s
Centring, medianaz / el while locked
0.33° / 0.34°
Centring, 90th pctaz / el while locked
1.74° / 1.77°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
5.5 s
Time to tightestfrom first lock
34.9 s
Time at telefield of view ≤ 5.5°
21.3 s
Jitter at teleaz / el, standard deviation
0.53° / 0.28°
Swing at teleaz / el, peak to peak
1.65° / 1.27°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
3.47°
Largest tilt hopin any 1 s at tele
1.70°
Pose error, mediancommand vs camera
0.98°
Largest correctionvision vs prediction
3.94°
Zoom steps
77

Aircraft & route

Flight
SWA4413
Registration
N8507C
Type
Boeing 737NG 800/W
Airline
Southwest Airlines
From
—
To
—
Ground speed
305 kt
Altitude at closest
10,425 ft
Vertical rate
+2,304 ft/min
Category
A3
ICAO hex
abaaa8

Pass geometry

Max elevation
71.2°
Elevation at start → end
37.8° → 23.2°
Azimuth at start → end
28° NNE → 184° S
Closest-approach azimuth
100° E
Minimum slant range
3.5 km
Heading at closest
191° S
Aspect at closest
side-on (89°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:19 (79.1 s)
Lock
73%

Build & tuning

The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.

Build
2026-10-12i — focus jumps only to trusted tele points; rate-steered setpoint; bias learned only when still
Commit
68739f5+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
38.0 MB · 76.7 s · offset -1.2 s
pursuit
velocity
maxLeadSec
3
panLatencySec
0.6
tiltLatencySec
0.4
rippleDeg
0.5
rippleTeleDeg
0.25
rateFloorDegPerDps
2.5
rateFloorMaxDeg
12
lockedSigmaDeg
0.35
correctionSlewDps
2.5
kp
1
ki
0.6

This clip and poster are © Skylight (Cameron Paczek): free for non-commercial use with credit to skylightceiling.com, not MIT. License