skylight.

SWA3190 Southwest Airlines

Boeing 737-8 · N8880G

· 1:10Quality 70side-onDead-zone wrap

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −62%). 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
61%
First lockfrom target selected
6.3 s
Centring, medianaz / el while locked
0.59° / 0.64°
Centring, 90th pctaz / el while locked
2.62° / 1.51°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
11.5 s
Time to tightestfrom first lock
15.2 s
Time at telefield of view ≤ 5.5°
7.7 s
Jitter at teleaz / el, standard deviation
0.29° / 0.18°
Swing at teleaz / el, peak to peak
1.12° / 0.61°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
1.37°
Largest tilt hopin any 1 s at tele
2.87°
Pose error, mediancommand vs camera
1.34°
Largest correctionvision vs prediction
1.70°
Zoom steps
48

Aircraft & route

Flight
SWA3190
Registration
N8880G
Type
Boeing 737-8
Airline
Southwest Airlines
From
—
To
—
Ground speed
310 kt
Altitude at closest
8,925 ft
Vertical rate
+1,600 ft/min
Category
A3
ICAO hex
ac3dec

Pass geometry

Max elevation
68.4°
Elevation at start → end
19.2° → 35.3°
Azimuth at start → end
3° N → 207° SSW
Closest-approach azimuth
281° WNW
Minimum slant range
3.0 km
Heading at closest
193° SSW
Aspect at closest
side-on (89°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
1:10 (69.8 s)
Lock
61%

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
35.0 MB · 70.0 s · offset -1.6 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