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SKW4734 SkyWest

Embraer EMB-175 LL · N602UX

· 0:14Quality 40shortlost locknose/tail

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −73%). 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
38%
First lockfrom target selected
8.7 s
Centring, medianaz / el while locked
0.11° / 0.28°
Centring, 90th pctaz / el while locked
0.54° / 1.26°
Tightest field of viewhorizontal
4.0°
Time to 8°from first lock
3.0 s
Time to tightestfrom first lock
5.1 s
Time at telefield of view ≤ 5.5°
1.0 s
Jitter at teleaz / el, standard deviation
0.07° / 0.06°
Swing at teleaz / el, peak to peak
0.17° / 0.13°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
—
Largest tilt hopin any 1 s at tele
—
Pose error, mediancommand vs camera
1.93°
Largest correctionvision vs prediction
0.81°
Zoom steps
23

Aircraft & route

Flight
SKW4734
Registration
N602UX
Type
Embraer EMB-175 LL
Airline
SkyWest
From
—
To
—
Ground speed
294 kt
Altitude at closest
11,475 ft
Vertical rate
-64 ft/min
Category
A3
ICAO hex
a7d085

Pass geometry

Max elevation
21.6°
Elevation at start → end
17.7° → 21.6°
Azimuth at start → end
326° NNW → 328° NNW
Closest-approach azimuth
328° NNW
Minimum slant range
9.5 km
Heading at closest
140° SE
Aspect at closest
nose/tail (8°)
Turn
straight (0°)
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
0:14 (14.1 s)
Lock
38%

Build & tuning

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

Build
2026-10-15q — drive speed latched at the lens position; measured speed bytes only; auto-cal keeps gains
Commit
44f2d6a
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
7.5 MB · 15.0 s · offset -1.8 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