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EJA780 NetJets

Bombardier Challenger 350 · N780QS

· 0:49Quality 79nose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −68%). 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
75%
First lockfrom target selected
3.7 s
Centring, medianaz / el while locked
0.32° / 0.41°
Centring, 90th pctaz / el while locked
2.51° / 1.68°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
5.8 s
Time to tightestfrom first lock
45.1 s
Time at telefield of view ≤ 5.5°
10.7 s
Jitter at teleaz / el, standard deviation
0.24° / 0.37°
Swing at teleaz / el, peak to peak
0.96° / 1.46°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
1.60°
Largest tilt hopin any 1 s at tele
1.83°
Pose error, mediancommand vs camera
1.47°
Largest correctionvision vs prediction
2.33°
Zoom steps
50

Aircraft & route

Flight
EJA780
Registration
N780QS
Type
Bombardier Challenger 350
Airline
NetJets
From
—
To
—
Ground speed
217 kt
Altitude at closest
2,300 ft
Vertical rate
—
Category
A2
ICAO hex
aa91f5

Pass geometry

Max elevation
82.1°
Elevation at start → end
15.8° → 13.0°
Azimuth at start → end
114° ESE → 298° WNW
Closest-approach azimuth
25° NNE
Minimum slant range
706 m
Heading at closest
297° WNW
Aspect at closest
nose/tail (10°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
0:49 (49.0 s)
Lock
75%

Build & tuning

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

Build
2026-10-14g — vision expected spot at frame time, departure pre-zoom, focus from profile, damped lead learner
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
24.5 MB · 49.0 s · offset -1.6 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
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