skylight.

SKW5962 SkyWest

Embraer EMB-175 LL · N622UX · SJC → DEN

· 2:31Quality 89side-onturned left 16°

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
79%
First lockfrom target selected
13.1 s
Centring, medianaz / el while locked
0.12° / 0.12°
Centring, 90th pctaz / el while locked
0.43° / 0.29°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
15.7 s
Time to tightestfrom first lock
79.6 s
Time at telefield of view ≤ 5.5°
119.8 s
Jitter at teleaz / el, standard deviation
0.25° / 0.16°
Swing at teleaz / el, peak to peak
1.55° / 1.12°
Pan reversalsper 10 s at tele
0.2
Largest pan hopin any 1 s at tele
3.44°
Largest tilt hopin any 1 s at tele
1.64°
Pose error, mediancommand vs camera
0.69°
Largest correctionvision vs prediction
1.28°
Zoom steps
40

Aircraft & route

Flight
SKW5962
Registration
N622UX
Type
Embraer EMB-175 LL
Airline
SkyWest
From
SJC · San Jose
To
DEN · Denver
Ground speed
292 kt
Altitude at closest
7,800 ft
Vertical rate
+1,984 ft/min
Category
A3
ICAO hex
a81f83

Pass geometry

Max elevation
31.5°
Elevation at start → end
16.5° → 11.4°
Azimuth at start → end
315° NW → 180° S
Closest-approach azimuth
254° WSW
Minimum slant range
4.6 km
Heading at closest
168° SSE
Aspect at closest
side-on (86°)
Turn
turned left 16°
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
2:31 (151.1 s)
Lock
79%

Build & tuning

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

Build
2026-10-15t — vertical rate falls back to geom_rate (server)
Commit
218644c
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
75.5 MB · 151.0 s · offset -1.2 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
-0.09
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