skylight.

SWA2758 Southwest Airlines

Boeing 737NG 7H4/W · N268WN

· 0:54Quality 79side-onDead-zone wrap

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −69%). 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
71%
First lockfrom target selected
7.8 s
Centring, medianaz / el while locked
0.52° / 0.33°
Centring, 90th pctaz / el while locked
1.48° / 1.57°
Tightest field of viewhorizontal
3.9°
Time to 8°from first lock
14.0 s
Time to tightestfrom first lock
—
Time at telefield of view ≤ 5.5°
10.8 s
Jitter at teleaz / el, standard deviation
0.16° / 0.27°
Swing at teleaz / el, peak to peak
0.53° / 0.96°
Pan reversalsper 10 s at tele
0.9
Largest pan hopin any 1 s at tele
12.94°
Largest tilt hopin any 1 s at tele
10.82°
Pose error, mediancommand vs camera
1.36°
Largest correctionvision vs prediction
1.11°
Zoom steps
49

Aircraft & route

Flight
SWA2758
Registration
N268WN
Type
Boeing 737NG 7H4/W
Airline
Southwest Airlines
From
—
To
—
Ground speed
324 kt
Altitude at closest
11,900 ft
Vertical rate
+2,752 ft/min
Category
A3
ICAO hex
a29eb6

Pass geometry

Max elevation
53.4°
Elevation at start → end
50.6° → 25.5°
Azimuth at start → end
288° WNW → 193° SSW
Closest-approach azimuth
265° W
Minimum slant range
4.6 km
Heading at closest
176° S
Aspect at closest
side-on (89°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
0:54 (53.8 s)
Lock
71%

Build & tuning

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

Build
2026-10-13l — log why the zoom ladder moved
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
26.5 MB · 53.0 s · offset -0.8 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