skylight.

N525BX

· 0:28Quality 4no planelost locknose/tail

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
0%
First lockfrom target selected
—
Centring, medianaz / el while locked
—
Centring, 90th pctaz / el while locked
—
Tightest field of viewhorizontal
6.6°
Time to 8°from first lock
—
Time to tightestfrom first lock
—
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
0.34°
Largest correctionvision vs prediction
0.00°
Zoom steps
62

Aircraft & route

Flight
N525BX
Registration
—
Type
—
Airline
—
From
—
To
—
Ground speed
350 kt
Altitude at closest
19,075 ft
Vertical rate
—
Category
A2
ICAO hex
a69bb0

Pass geometry

Max elevation
30.3°
Elevation at start → end
30.3° → 22.4°
Azimuth at start → end
193° SSW → 192° SSW
Closest-approach azimuth
193° SSW
Minimum slant range
11.6 km
Heading at closest
191° S
Aspect at closest
nose/tail (2°)
Turn
straight (0°)
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
0:28 (28.4 s)
Lock
0%

Build & tuning

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

Build
2026-10-14n — vision skyline mask 31x cheaper (loop back to ~15 Hz)
Commit
af2a83e
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
14.5 MB · 29.0 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
-0.16
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