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EJA339 NetJets

Cessna Citation Sovereign · N339QS · OAK → SMO

· 1:35Quality 81nose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −66%). 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
60%
First lockfrom target selected
25.7 s
Centring, medianaz / el while locked
0.31° / 0.38°
Centring, 90th pctaz / el while locked
2.02° / 2.60°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
8.2 s
Time to tightestfrom first lock
40.3 s
Time at telefield of view ≤ 5.5°
42.6 s
Jitter at teleaz / el, standard deviation
0.36° / 0.42°
Swing at teleaz / el, peak to peak
2.71° / 1.88°
Pan reversalsper 10 s at tele
2.4
Largest pan hopin any 1 s at tele
1.80°
Largest tilt hopin any 1 s at tele
4.15°
Pose error, mediancommand vs camera
0.58°
Largest correctionvision vs prediction
2.06°
Zoom steps
70

Aircraft & route

Flight
EJA339
Registration
N339QS
Type
Cessna Citation Sovereign (C680)
Airline
NetJets
From
OAK · Oakland
To
SMO · Santa Monica
Ground speed
229 kt
Altitude at closest
1,750 ft
Vertical rate
+2,048 ft/min
Category
A2
ICAO hex
a3b8ad

Pass geometry

Max elevation
80.5°
Elevation at start → end
0.2° → 12.4°
Azimuth at start → end
117° ESE → 298° WNW
Closest-approach azimuth
27° NNE
Minimum slant range
569 m
Heading at closest
296° WNW
Aspect at closest
nose/tail (9°)
Turn
straight (4°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:35 (95.1 s)
Lock
60%

Build & tuning

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

Build
2026-10-16b — silhouette fallback reach 0.8° + multipart uploads
Commit
2ed816b
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
47.6 MB · 95.0 s · offset -1.5 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