skylight.

SWA3190 Southwest Airlines

Boeing 737-8 · N8880G

· 0:17Quality 72nose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −85%). 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
1.5 s
Centring, medianaz / el while locked
0.19° / 0.30°
Centring, 90th pctaz / el while locked
0.81° / 0.60°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
7.9 s
Time to tightestfrom first lock
13.3 s
Time at telefield of view ≤ 5.5°
1.6 s
Jitter at teleaz / el, standard deviation
0.11° / 0.10°
Swing at teleaz / el, peak to peak
0.23° / 0.20°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
0.95°
Largest tilt hopin any 1 s at tele
1.05°
Pose error, mediancommand vs camera
0.56°
Largest correctionvision vs prediction
0.80°
Zoom steps
19

Aircraft & route

Flight
SWA3190
Registration
N8880G
Type
Boeing 737-8
Airline
Southwest Airlines
From
—
To
—
Ground speed
328 kt
Altitude at closest
9,725 ft
Vertical rate
+2,432 ft/min
Category
A3
ICAO hex
ac3dec

Pass geometry

Max elevation
34.6°
Elevation at start → end
34.6° → 24.1°
Azimuth at start → end
207° SSW → 201° SSW
Closest-approach azimuth
207° SSW
Minimum slant range
5.3 km
Heading at closest
192° SSW
Aspect at closest
nose/tail (15°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
0:17 (16.8 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
2026-10-13d — framing keeps the locked sigma while the lens settles
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
8.0 MB · 16.0 s · offset -1.1 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