skylight.

EJA155 NetJets

Bombardier Global 6000 · N155QS · SJC → LAS

· 0:39Quality 65nose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −70%). 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
44%
First lockfrom target selected
7.9 s
Centring, medianaz / el while locked
0.29° / 0.26°
Centring, 90th pctaz / el while locked
26.44° / 4.30°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
18.8 s
Time to tightestfrom first lock
22.9 s
Time at telefield of view ≤ 5.5°
11.5 s
Jitter at teleaz / el, standard deviation
0.23° / 0.26°
Swing at teleaz / el, peak to peak
0.86° / 0.96°
Pan reversalsper 10 s at tele
4.3
Largest pan hopin any 1 s at tele
0.60°
Largest tilt hopin any 1 s at tele
0.88°
Pose error, mediancommand vs camera
0.42°
Largest correctionvision vs prediction
1.05°
Zoom steps
45

Aircraft & route

Flight
EJA155
Registration
N155QS
Type
Bombardier Global 6000
Airline
NetJets
From
SJC · San Jose
To
LAS · Las Vegas
Ground speed
229 kt
Altitude at closest
3,350 ft
Vertical rate
—
Category
A3
ICAO hex
a0de31

Pass geometry

Max elevation
29.7°
Elevation at start → end
29.7° → 13.2°
Azimuth at start → end
301° WNW → 299° WNW
Closest-approach azimuth
301° WNW
Minimum slant range
2.1 km
Heading at closest
297° WNW
Aspect at closest
nose/tail (4°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
0:39 (38.6 s)
Lock
44%

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
19.5 MB · 39.0 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