skylight.

QQE308

Gulfstream Aerospace G650 ER · A7-CGL

· 1:19Quality 81nose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −71%). 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
59%
First lockfrom target selected
20.1 s
Centring, medianaz / el while locked
0.39° / 0.52°
Centring, 90th pctaz / el while locked
3.05° / 3.57°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
40.1 s
Time to tightestfrom first lock
49.6 s
Time at telefield of view ≤ 5.5°
9.7 s
Jitter at teleaz / el, standard deviation
0.16° / 0.21°
Swing at teleaz / el, peak to peak
0.58° / 0.62°
Pan reversalsper 10 s at tele
6.2
Largest pan hopin any 1 s at tele
1.56°
Largest tilt hopin any 1 s at tele
0.92°
Pose error, mediancommand vs camera
0.78°
Largest correctionvision vs prediction
1.92°
Zoom steps
52

Aircraft & route

Flight
QQE308
Registration
A7-CGL
Type
Gulfstream Aerospace G650 ER (GLF6)
Airline
—
From
—
To
—
Ground speed
184 kt
Altitude at closest
1,875 ft
Vertical rate
+576 ft/min
Category
A3
ICAO hex
06a1d0

Pass geometry

Max elevation
80.4°
Elevation at start → end
0.4° → 13.6°
Azimuth at start → end
116° ESE → 298° WNW
Closest-approach azimuth
20° NNE
Minimum slant range
601 m
Heading at closest
297° WNW
Aspect at closest
nose/tail (13°)
Turn
straight (0°)
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
1:19 (78.9 s)
Lock
59%

Build & tuning

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

Build
2026-10-13k — centred plane + noisy motion check no longer demotes the zoom
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
39.0 MB · 78.0 s · offset -1.0 s
pursuit
velocity
maxLeadSec
3
panLatencySec
0.6
tiltLatencySec
0.4
rippleDeg
0.5
rippleTeleDeg
0.25
rateFloorDegPerDps
2.5
rateFloorMaxDeg
12
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