skylight.

DAL2267 Delta Air Lines

Boeing 737NG 832/W · N3752 · SFO → LAX

· 1:09Quality 82side-onDead-zone wrap

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −58%). 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
74%
First lockfrom target selected
8.4 s
Centring, medianaz / el while locked
0.63° / 0.49°
Centring, 90th pctaz / el while locked
2.45° / 0.90°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
5.5 s
Time to tightestfrom first lock
7.2 s
Time at telefield of view ≤ 5.5°
13.1 s
Jitter at teleaz / el, standard deviation
0.69° / 0.43°
Swing at teleaz / el, peak to peak
3.16° / 1.46°
Pan reversalsper 10 s at tele
1.5
Largest pan hopin any 1 s at tele
7.03°
Largest tilt hopin any 1 s at tele
2.37°
Pose error, mediancommand vs camera
1.49°
Largest correctionvision vs prediction
0.56°
Zoom steps
57

Aircraft & route

Flight
DAL2267
Registration
N3752
Type
Boeing 737NG 832/W
Airline
Delta Air Lines
From
SFO · San Francisco
To
LAX · Los Angeles
Ground speed
294 kt
Altitude at closest
7,925 ft
Vertical rate
+1,408 ft/min
Category
A3
ICAO hex
a448fc

Pass geometry

Max elevation
48.2°
Elevation at start → end
19.2° → 27.0°
Azimuth at start → end
331° NNW → 195° SSW
Closest-approach azimuth
261° W
Minimum slant range
3.3 km
Heading at closest
173° S
Aspect at closest
side-on (88°)
Turn
straight (6°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
1:09 (69.2 s)
Lock
74%

Build & tuning

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

Build
2026-10-12i — focus jumps only to trusted tele points; rate-steered setpoint; bias learned only when still
Commit
68739f5+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
34.5 MB · 69.0 s · offset -1.5 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