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SKW3050 SkyWest

Embraer EMB-175 LL · N412SY

· 0:39Quality 90quartering

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
83%
First lockfrom target selected
5.0 s
Centring, medianaz / el while locked
0.25° / 0.22°
Centring, 90th pctaz / el while locked
0.85° / 0.61°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
3.6 s
Time to tightestfrom first lock
8.9 s
Time at telefield of view ≤ 5.5°
16.7 s
Jitter at teleaz / el, standard deviation
0.28° / 0.26°
Swing at teleaz / el, peak to peak
1.63° / 1.14°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
2.61°
Largest tilt hopin any 1 s at tele
2.57°
Pose error, mediancommand vs camera
0.72°
Largest correctionvision vs prediction
0.77°
Zoom steps
26

Aircraft & route

Flight
SKW3050
Registration
N412SY
Type
Embraer EMB-175 LL
Airline
SkyWest
From
—
To
—
Ground speed
302 kt
Altitude at closest
11,600 ft
Vertical rate
+704 ft/min
Category
A3
ICAO hex
a4dd35

Pass geometry

Max elevation
53.7°
Elevation at start → end
22.7° → 53.7°
Azimuth at start → end
20° NNE → 45° NE
Closest-approach azimuth
45° NE
Minimum slant range
4.4 km
Heading at closest
190° S
Aspect at closest
quartering (35°)
Turn
straight (4°)
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
0:39 (38.9 s)
Lock
83%

Build & tuning

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

Build
2026-10-13h — no zoom-focus direct while the lens is still zooming (wedge race)
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
19.5 MB · 39.0 s · offset -1.1 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