skylight.

SWA3092 Southwest Airlines

Boeing 737NG 7H4/W · N913WN

· 1:32Quality 84lost lockside-onturned left 62°

3D replay

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
67%
First lockfrom target selected
4.3 s
Centring, medianaz / el while locked
0.28° / 0.28°
Centring, 90th pctaz / el while locked
2.19° / 1.05°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
0.0 s
Time to tightestfrom first lock
—
Time at telefield of view ≤ 5.5°
37.5 s
Jitter at teleaz / el, standard deviation
0.63° / 0.32°
Swing at teleaz / el, peak to peak
3.02° / 1.29°
Pan reversalsper 10 s at tele
1.6
Largest pan hopin any 1 s at tele
6.87°
Largest tilt hopin any 1 s at tele
4.31°
Pose error, mediancommand vs camera
0.79°
Largest correctionvision vs prediction
0.89°
Zoom steps
47

Aircraft & route

Flight
SWA3092
Registration
N913WN
Type
Boeing 737NG 7H4/W
Airline
Southwest Airlines
From
—
To
—
Ground speed
311 kt
Altitude at closest
10,400 ft
Vertical rate
+3,136 ft/min
Category
A3
ICAO hex
aca3d1

Pass geometry

Max elevation
78.0°
Elevation at start → end
21.9° → 22.8°
Azimuth at start → end
23° NNE → 162° SSE
Closest-approach azimuth
107° ESE
Minimum slant range
3.3 km
Heading at closest
197° SSW
Aspect at closest
side-on (89°)
Turn
turned left 62°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:32 (92.0 s)
Lock
67%

Build & tuning

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

Build
2026-10-14i — zoom sigma grows after lock loss (0.1°/s)
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
46.0 MB · 92.0 s · offset -1.7 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
0.59
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