skylight.

N650LG

Gulfstream Aerospace G450 · N650LG

· 1:46Quality 79soft focusside-onturned left 16°

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
94%
First lockfrom target selected
4.7 s
Centring, medianaz / el while locked
0.18° / 0.14°
Centring, 90th pctaz / el while locked
0.79° / 0.36°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
2.3 s
Time to tightestfrom first lock
—
Time at telefield of view ≤ 5.5°
75.5 s
Jitter at teleaz / el, standard deviation
0.36° / 0.21°
Swing at teleaz / el, peak to peak
1.97° / 1.55°
Pan reversalsper 10 s at tele
0.4
Largest pan hopin any 1 s at tele
3.42°
Largest tilt hopin any 1 s at tele
2.97°
Pose error, mediancommand vs camera
1.03°
Largest correctionvision vs prediction
0.99°
Zoom steps
29

Aircraft & route

Flight
N650LG
Registration
N650LG
Type
Gulfstream Aerospace G450
Airline
—
From
—
To
—
Ground speed
345 kt
Altitude at closest
13,375 ft
Vertical rate
+2,112 ft/min
Category
A2
ICAO hex
a88dbb

Pass geometry

Max elevation
72.3°
Elevation at start → end
19.8° → 27.5°
Azimuth at start → end
346° NNW → 176° S
Closest-approach azimuth
261° W
Minimum slant range
4.3 km
Heading at closest
174° S
Aspect at closest
side-on (87°)
Turn
turned left 16°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:46 (105.6 s)
Lock
94%

Build & tuning

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

Build
2026-10-16g — A/B lockFirst (mount prior on)
Commit
9bdc356
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
53.2 MB · 106.0 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
-0.11
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