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SWA3137 Southwest Airlines

Boeing 737-8 · N8924Q

· 2:16Quality 91side-onturned left 36°

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −61%). 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
94%
First lockfrom target selected
4.9 s
Centring, medianaz / el while locked
0.13° / 0.12°
Centring, 90th pctaz / el while locked
0.64° / 0.35°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
3.3 s
Time to tightestfrom first lock
85.3 s
Time at telefield of view ≤ 5.5°
119.9 s
Jitter at teleaz / el, standard deviation
0.30° / 0.17°
Swing at teleaz / el, peak to peak
2.66° / 1.21°
Pan reversalsper 10 s at tele
0.2
Largest pan hopin any 1 s at tele
3.60°
Largest tilt hopin any 1 s at tele
2.03°
Pose error, mediancommand vs camera
0.67°
Largest correctionvision vs prediction
3.22°
Zoom steps
22

Aircraft & route

Flight
SWA3137
Registration
N8924Q
Type
Boeing 737-8
Airline
Southwest Airlines
From
—
To
—
Ground speed
315 kt
Altitude at closest
11,250 ft
Vertical rate
+1,152 ft/min
Category
A3
ICAO hex
ac4fb5

Pass geometry

Max elevation
49.0°
Elevation at start → end
23.7° → 14.1°
Azimuth at start → end
342° NNW → 192° SSW
Closest-approach azimuth
275° W
Minimum slant range
4.6 km
Heading at closest
189° S
Aspect at closest
side-on (87°)
Turn
turned left 36°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
2:16 (136.2 s)
Lock
94%

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 -1.1 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