skylight.

VJA504 Vista America

Bombardier Global 5000 · N504VJ

· 1:19Quality 96lens stucknose/tail

3D replay

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
84%
First lockfrom target selected
1.1 s
Centring, medianaz / el while locked
0.25° / 0.45°
Centring, 90th pctaz / el while locked
1.44° / 2.10°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
35.4 s
Time to tightestfrom first lock
59.3 s
Time at telefield of view ≤ 5.5°
26.8 s
Jitter at teleaz / el, standard deviation
0.20° / 0.31°
Swing at teleaz / el, peak to peak
0.79° / 1.02°
Pan reversalsper 10 s at tele
1.9
Largest pan hopin any 1 s at tele
1.09°
Largest tilt hopin any 1 s at tele
1.27°
Pose error, mediancommand vs camera
0.51°
Largest correctionvision vs prediction
2.38°
Zoom steps
31

Aircraft & route

Flight
VJA504
Registration
N504VJ
Type
Bombardier Global 5000
Airline
Vista America
From
—
To
—
Ground speed
202 kt
Altitude at closest
2,100 ft
Vertical rate
—
Category
A3
ICAO hex
a64ab0

Pass geometry

Max elevation
88.1°
Elevation at start → end
14.5° → 13.5°
Azimuth at start → end
116° ESE → 298° WNW
Closest-approach azimuth
9° N
Minimum slant range
650 m
Heading at closest
297° WNW
Aspect at closest
nose/tail (2°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:19 (79.2 s)
Lock
84%

Build & tuning

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

Build
2026-10-14e — feedforward in head axes
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
39.5 MB · 79.0 s · offset -1.4 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