skylight.

SWA4097 Southwest Airlines

OAK → BUR

· 1:06Quality 88side-onturned 23°

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −75%). 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
84%
First lockfrom target selected
6.3 s
Centring, medianaz / el while locked
0.40° / 0.16°
Centring, 90th pctaz / el while locked
1.26° / 1.28°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
11.3 s
Time to tightestfrom first lock
16.9 s
Time at telefield of view ≤ 5.5°
26.8 s
Jitter at teleaz / el, standard deviation
0.40° / 0.15°
Swing at teleaz / el, peak to peak
2.30° / 0.73°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
2.66°
Largest tilt hopin any 1 s at tele
0.55°
Pose error, mediancommand vs camera
0.97°
Largest correctionvision vs prediction
1.41°
Zoom steps
32

Aircraft & route

Flight
SWA4097
Registration
—
Type
—
Airline
Southwest Airlines
From
OAK · Oakland
To
BUR · Burbank
Ground speed
334 kt
Altitude at closest
11,850 ft
Vertical rate
+3,712 ft/min
Category
A3
ICAO hex
ac791b

Pass geometry

Max elevation
26.5°
Elevation at start → end
19.2° → 23.9°
Azimuth at start → end
5° N → 82° E
Closest-approach azimuth
59° ENE
Minimum slant range
7.8 km
Heading at closest
134° SE
Aspect at closest
side-on (75°)
Turn
turned 23°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:06 (65.9 s)
Lock
84%

Build & tuning

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

Build
2026-10-13j — full 3.4 deg tele for slow planes (limit only above 0.5 deg/s)
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
33.0 MB · 66.0 s · offset -1.5 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