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SWA3209 Southwest Airlines

Boeing 737NG 7H4/W · N965WN · OAK → LAS

· 2:16Quality 89lost lockside-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −78%). 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
95%
First lockfrom target selected
6.8 s
Centring, medianaz / el while locked
0.11° / 0.13°
Centring, 90th pctaz / el while locked
0.33° / 0.36°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
4.1 s
Time to tightestfrom first lock
70.5 s
Time at telefield of view ≤ 5.5°
102.5 s
Jitter at teleaz / el, standard deviation
0.15° / 0.20°
Swing at teleaz / el, peak to peak
0.86° / 1.18°
Pan reversalsper 10 s at tele
1.9
Largest pan hopin any 1 s at tele
5.38°
Largest tilt hopin any 1 s at tele
3.98°
Pose error, mediancommand vs camera
0.43°
Largest correctionvision vs prediction
0.59°
Zoom steps
41

Aircraft & route

Flight
SWA3209
Registration
N965WN
Type
Boeing 737NG 7H4/W
Airline
Southwest Airlines
From
OAK · Oakland
To
LAS · Las Vegas
Ground speed
302 kt
Altitude at closest
10,800 ft
Vertical rate
+1,408 ft/min
Category
A3
ICAO hex
ad70ba

Pass geometry

Max elevation
78.7°
Elevation at start → end
30.5° → 15.0°
Azimuth at start → end
3° N → 193° SSW
Closest-approach azimuth
283° WNW
Minimum slant range
3.4 km
Heading at closest
191° S
Aspect at closest
side-on (88°)
Turn
straight (2°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
2:16 (135.7 s)
Lock
95%

Build & tuning

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

Build
2026-10-16g — A/B lockFirst (mount prior on)
Commit
9bdc356
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
68.0 MB · 136.0 s · offset -1.8 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
-0.11
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