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DAL2267 Delta Air Lines

Boeing 737NG 832/W · N385DN · SFO → LAX

· 0:45Quality 69lost lockwrap pinnedquarteringDead-zone wrap

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −69%). 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
40%
First lockfrom target selected
9.3 s
Centring, medianaz / el while locked
0.37° / 0.09°
Centring, 90th pctaz / el while locked
0.57° / 0.27°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
7.5 s
Time to tightestfrom first lock
15.7 s
Time at telefield of view ≤ 5.5°
11.4 s
Jitter at teleaz / el, standard deviation
0.25° / 0.19°
Swing at teleaz / el, peak to peak
0.90° / 0.74°
Pan reversalsper 10 s at tele
0.9
Largest pan hopin any 1 s at tele
14.56°
Largest tilt hopin any 1 s at tele
1.73°
Pose error, mediancommand vs camera
0.56°
Largest correctionvision vs prediction
0.72°
Zoom steps
19

Aircraft & route

Flight
DAL2267
Registration
N385DN
Type
Boeing 737NG 832/W
Airline
Delta Air Lines
From
SFO · San Francisco
To
LAX · Los Angeles
Ground speed
296 kt
Altitude at closest
8,250 ft
Vertical rate
+3,136 ft/min
Category
A3
ICAO hex
a46e35

Pass geometry

Max elevation
24.6°
Elevation at start → end
24.6° → 15.1°
Azimuth at start → end
236° WSW → 213° SSW
Closest-approach azimuth
236° WSW
Minimum slant range
6.1 km
Heading at closest
194° SSW
Aspect at closest
quartering (42°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
0:45 (45.1 s)
Lock
40%

Build & tuning

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

Build
2026-10-14l — vision lock coasts with the plane; a zoom ends a focus drive
Commit
f5b573a
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
22.4 MB · 45.0 s · offset -1.4 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
-0.28
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