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SWA3211 Southwest Airlines

Boeing 737NG 7BD/W · N7702A · SJC → SAN

· 1:53Quality 91side-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −59%). 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
96%
First lockfrom target selected
4.7 s
Centring, medianaz / el while locked
0.16° / 0.12°
Centring, 90th pctaz / el while locked
0.73° / 0.28°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
2.2 s
Time to tightestfrom first lock
79.6 s
Time at telefield of view ≤ 5.5°
105.0 s
Jitter at teleaz / el, standard deviation
0.38° / 0.16°
Swing at teleaz / el, peak to peak
2.07° / 0.91°
Pan reversalsper 10 s at tele
0.4
Largest pan hopin any 1 s at tele
2.44°
Largest tilt hopin any 1 s at tele
1.46°
Pose error, mediancommand vs camera
0.67°
Largest correctionvision vs prediction
3.38°
Zoom steps
19

Aircraft & route

Flight
SWA3211
Registration
N7702A
Type
Boeing 737NG 7BD/W
Airline
Southwest Airlines
From
SJC · San Jose
To
SAN · San Diego
Ground speed
373 kt
Altitude at closest
12,600 ft
Vertical rate
+3,840 ft/min
Category
A3
ICAO hex
aa6ba6

Pass geometry

Max elevation
32.9°
Elevation at start → end
24.1° → 16.3°
Azimuth at start → end
318° NW → 206° SSW
Closest-approach azimuth
268° W
Minimum slant range
7.0 km
Heading at closest
186° S
Aspect at closest
side-on (82°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:53 (112.7 s)
Lock
96%

Build & tuning

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

Build
2026-10-16i — lock-first on; shadow silhouette sky-masked
Commit
5610684
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
7.8 MB · 112.0 s · offset -0.8 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
-0.19
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