skylight.

DAL2267 Delta Air Lines

Boeing 737NG 832/W · N384DA · SFO → LAX

· 0:14Quality 40shortquarteringturned left 18°

3D replay

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
44%
First lockfrom target selected
7.6 s
Centring, medianaz / el while locked
0.60° / 0.29°
Centring, 90th pctaz / el while locked
0.92° / 1.52°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
3.2 s
Time to tightestfrom first lock
4.8 s
Time at telefield of view ≤ 5.5°
1.0 s
Jitter at teleaz / el, standard deviation
—
Swing at teleaz / el, peak to peak
—
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
—
Largest tilt hopin any 1 s at tele
—
Pose error, mediancommand vs camera
2.07°
Largest correctionvision vs prediction
0.63°
Zoom steps
13

Aircraft & route

Flight
DAL2267
Registration
N384DA
Type
Boeing 737NG 832/W
Airline
Delta Air Lines
From
SFO · San Francisco
To
LAX · Los Angeles
Ground speed
300 kt
Altitude at closest
7,700 ft
Vertical rate
+3,520 ft/min
Category
A3
ICAO hex
a46a72

Pass geometry

Max elevation
24.3°
Elevation at start → end
17.9° → 24.3°
Azimuth at start → end
321° NW → 306° NW
Closest-approach azimuth
306° NW
Minimum slant range
5.8 km
Heading at closest
179° S
Aspect at closest
quartering (52°)
Turn
turned left 18°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
0:14 (14.2 s)
Lock
44%

Build & tuning

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

Build
2026-10-13i — slower zoom ladder (one rung, 1.5 s)
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
7.0 MB · 14.0 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