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SKW4632 SkyWest

Embraer EMB-175 LR · N86371

· 2:31Quality 86side-onturned right 17°

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
97%
First lockfrom target selected
4.5 s
Centring, medianaz / el while locked
0.09° / 0.12°
Centring, 90th pctaz / el while locked
0.22° / 0.28°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
2.5 s
Time to tightestfrom first lock
6.9 s
Time at telefield of view ≤ 5.5°
137.7 s
Jitter at teleaz / el, standard deviation
0.13° / 0.17°
Swing at teleaz / el, peak to peak
0.91° / 1.17°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
5.59°
Largest tilt hopin any 1 s at tele
1.92°
Pose error, mediancommand vs camera
0.61°
Largest correctionvision vs prediction
0.76°
Zoom steps
12

Aircraft & route

Flight
SKW4632
Registration
N86371
Type
Embraer EMB-175 LR
Airline
SkyWest
From
—
To
—
Ground speed
250 kt
Altitude at closest
11,525 ft
Vertical rate
-64 ft/min
Category
A3
ICAO hex
abdd63

Pass geometry

Max elevation
70.1°
Elevation at start → end
22.5° → 16.5°
Azimuth at start → end
328° NNW → 142° SE
Closest-approach azimuth
49° NE
Minimum slant range
3.8 km
Heading at closest
139° SE
Aspect at closest
side-on (89°)
Turn
turned right 17°
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
2:31 (150.8 s)
Lock
97%

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
75.5 MB · 151.0 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
-0.11
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