skylight.

N668BB

Bombardier Global 6000 · N668BB

· 0:56Quality 87lost locknose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −73%). 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
69%
First lockfrom target selected
9.6 s
Centring, medianaz / el while locked
0.21° / 0.24°
Centring, 90th pctaz / el while locked
1.27° / 1.77°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
17.1 s
Time to tightestfrom first lock
41.5 s
Time at telefield of view ≤ 5.5°
23.6 s
Jitter at teleaz / el, standard deviation
0.16° / 0.17°
Swing at teleaz / el, peak to peak
0.69° / 0.83°
Pan reversalsper 10 s at tele
0.4
Largest pan hopin any 1 s at tele
0.77°
Largest tilt hopin any 1 s at tele
2.13°
Pose error, mediancommand vs camera
1.00°
Largest correctionvision vs prediction
1.41°
Zoom steps
41

Aircraft & route

Flight
N668BB
Registration
N668BB
Type
Bombardier Global 6000
Airline
—
From
—
To
—
Ground speed
215 kt
Altitude at closest
2,425 ft
Vertical rate
—
Category
A3
ICAO hex
a8d20c

Pass geometry

Max elevation
84.3°
Elevation at start → end
14.9° → 11.8°
Azimuth at start → end
121° ESE → 298° WNW
Closest-approach azimuth
209° SSW
Minimum slant range
729 m
Heading at closest
299° WNW
Aspect at closest
nose/tail (8°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
0:56 (56.1 s)
Lock
69%

Build & tuning

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

Build
2026-10-15p — selection hysteresis; auto-cal drops stale bias
Commit
b8aa462
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
26.1 MB · 53.4 s · offset -1.3 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
-0.11
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