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SWA2102 Southwest Airlines

Boeing 737NG 7H4/W · N914WN

· 2:29Quality 95side-onDead-zone wrap

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −60%). 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
92%
First lockfrom target selected
6.0 s
Centring, medianaz / el while locked
0.10° / 0.15°
Centring, 90th pctaz / el while locked
0.45° / 0.93°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
4.5 s
Time to tightestfrom first lock
91.0 s
Time at telefield of view ≤ 5.5°
112.4 s
Jitter at teleaz / el, standard deviation
0.18° / 0.21°
Swing at teleaz / el, peak to peak
1.49° / 1.47°
Pan reversalsper 10 s at tele
1.9
Largest pan hopin any 1 s at tele
4.14°
Largest tilt hopin any 1 s at tele
3.92°
Pose error, mediancommand vs camera
0.43°
Largest correctionvision vs prediction
3.25°
Zoom steps
50

Aircraft & route

Flight
SWA2102
Registration
N914WN
Type
Boeing 737NG 7H4/W
Airline
Southwest Airlines
From
—
To
—
Ground speed
299 kt
Altitude at closest
11,200 ft
Vertical rate
+1,856 ft/min
Category
A3
ICAO hex
aca788

Pass geometry

Max elevation
73.1°
Elevation at start → end
17.0° → 15.5°
Azimuth at start → end
20° NNE → 188° S
Closest-approach azimuth
103° ESE
Minimum slant range
3.6 km
Heading at closest
191° S
Aspect at closest
side-on (88°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
2:29 (148.6 s)
Lock
92%

Build & tuning

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

Build
2026-10-16a — main b067f99 (review cleanup)
Commit
b067f99
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
74.5 MB · 149.0 s · offset -1.4 s
pursuit
velocity
maxLeadSec
3
panLatencySec
0.6
tiltLatencySec
0.4
rippleDeg
0.5
rippleTeleDeg
0.25
maxSpeedStepFwps
0.45
speedReachFrac
0.8
lockedSigmaDeg
0.35
sigmaGrowthDps
0.1
aimLeadSec
-0.03
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