skylight.

UAL2332 United

Boeing 737-9 · N77552 · SFO → MCO

· 0:54Quality 82side-onturned 18°Dead-zone wrap

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
77%
First lockfrom target selected
5.4 s
Centring, medianaz / el while locked
1.06° / 0.23°
Centring, 90th pctaz / el while locked
3.19° / 0.94°
Tightest field of viewhorizontal
4.4°
Time to 8°from first lock
6.5 s
Time to tightestfrom first lock
45.0 s
Time at telefield of view ≤ 5.5°
5.0 s
Jitter at teleaz / el, standard deviation
0.40° / 0.10°
Swing at teleaz / el, peak to peak
1.80° / 0.35°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
2.59°
Largest tilt hopin any 1 s at tele
2.60°
Pose error, mediancommand vs camera
1.79°
Largest correctionvision vs prediction
1.14°
Zoom steps
29

Aircraft & route

Flight
UAL2332
Registration
N77552
Type
Boeing 737-9
Airline
United
From
SFO · San Francisco
To
MCO · Orlando
Ground speed
295 kt
Altitude at closest
7,500 ft
Vertical rate
+3,072 ft/min
Category
A3
ICAO hex
aa7ebc

Pass geometry

Max elevation
38.8°
Elevation at start → end
18.6° → 28.7°
Azimuth at start → end
327° NNW → 222° SW
Closest-approach azimuth
265° W
Minimum slant range
3.7 km
Heading at closest
182° S
Aspect at closest
side-on (83°)
Turn
turned 18°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
0:54 (53.8 s)
Lock
77%

Build & tuning

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

Build
2026-10-13k — centred plane + noisy motion check no longer demotes the zoom
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
26.5 MB · 53.0 s · offset -1.0 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