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N888HH

Gulfstream Aerospace GVII-G500 · N888HH

· 1:07Quality 88lost lockside-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −72%). 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
66%
First lockfrom target selected
15.3 s
Centring, medianaz / el while locked
0.29° / 0.25°
Centring, 90th pctaz / el while locked
1.78° / 1.58°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
22.6 s
Time to tightestfrom first lock
38.9 s
Time at telefield of view ≤ 5.5°
25.2 s
Jitter at teleaz / el, standard deviation
0.21° / 0.18°
Swing at teleaz / el, peak to peak
1.18° / 1.12°
Pan reversalsper 10 s at tele
2.0
Largest pan hopin any 1 s at tele
0.98°
Largest tilt hopin any 1 s at tele
1.37°
Pose error, mediancommand vs camera
1.05°
Largest correctionvision vs prediction
1.51°
Zoom steps
54

Aircraft & route

Flight
N888HH
Registration
N888HH
Type
Gulfstream Aerospace GVII-G500 (GA5C)
Airline
—
From
—
To
—
Ground speed
204 kt
Altitude at closest
1,650 ft
Vertical rate
+2,752 ft/min
Category
A3
ICAO hex
ac3c44

Pass geometry

Max elevation
76.4°
Elevation at start → end
0.2° → 11.9°
Azimuth at start → end
116° ESE → 299° WNW
Closest-approach azimuth
26° NNE
Minimum slant range
531 m
Heading at closest
298° WNW
Aspect at closest
side-on (88°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:07 (66.7 s)
Lock
66%

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
33.7 MB · 67.0 s · offset -1.6 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
-0.06
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