skylight.

SWA2502 Southwest Airlines

Boeing 737NG 7BD/W · N7702A

· 0:34Quality 4no planelost lockwrap pinnedside-onDead-zone wrap

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
13%
First lockfrom target selected
17.6 s
Centring, medianaz / el while locked
0.32° / 0.69°
Centring, 90th pctaz / el while locked
4.92° / 2.05°
Tightest field of viewhorizontal
8.1°
Time to 8°from first lock
—
Time to tightestfrom first lock
16.3 s
Time at telefield of view ≤ 5.5°
0.0 s
Jitter at teleaz / el, standard deviation
—
Swing at teleaz / el, peak to peak
—
Pan reversalsper 10 s at tele
—
Largest pan hopin any 1 s at tele
—
Largest tilt hopin any 1 s at tele
—
Pose error, mediancommand vs camera
1.10°
Largest correctionvision vs prediction
0.91°
Zoom steps
98

Aircraft & route

Flight
SWA2502
Registration
N7702A
Type
Boeing 737NG 7BD/W
Airline
Southwest Airlines
From
—
To
—
Ground speed
340 kt
Altitude at closest
11,875 ft
Vertical rate
+2,432 ft/min
Category
A3
ICAO hex
aa6ba6

Pass geometry

Max elevation
36.0°
Elevation at start → end
36.0° → 24.1°
Azimuth at start → end
192° SSW → 157° SSE
Closest-approach azimuth
192° SSW
Minimum slant range
6.2 km
Heading at closest
130° SE
Aspect at closest
side-on (62°)
Turn
straight (2°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
0:34 (34.0 s)
Lock
13%

Build & tuning

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

Build
2026-10-15t — vertical rate falls back to geom_rate (server)
Commit
218644c
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
17.0 MB · 34.0 s · offset -1.2 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
-0.03
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