skylight.

SKW5899 SkyWest

Embraer EMB-175 LL · N602UX · RNO → SFO

· 2:14side-onturned right 16°

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
78%
First lockfrom target selected
7.9 s
Centring, medianaz / el while locked
0.18° / 0.33°
Centring, 90th pctaz / el while locked
0.76° / 0.87°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
5.7 s
Time to tightestfrom first lock
120.8 s
Time at telefield of view ≤ 5.5°
55.8 s
Jitter at teleaz / el, standard deviation
0.23° / 0.38°
Swing at teleaz / el, peak to peak
1.31° / 2.02°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
4.31°
Largest tilt hopin any 1 s at tele
1.66°
Pose error, mediancommand vs camera
0.66°
Largest correctionvision vs prediction
1.03°
Zoom steps
42

Aircraft & route

Flight
SKW5899
Registration
N602UX
Type
Embraer EMB-175 LL
Airline
SkyWest
From
RNO · Reno
To
SFO · San Francisco
Ground speed
261 kt
Altitude at closest
11,300 ft
Vertical rate
0 ft/min
Category
A3
ICAO hex
a7d085

Pass geometry

Max elevation
70.0°
Elevation at start → end
21.6° → 19.4°
Azimuth at start → end
328° NNW → 139° SE
Closest-approach azimuth
50° NE
Minimum slant range
3.7 km
Heading at closest
140° SE
Aspect at closest
side-on (90°)
Turn
turned right 16°
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
2:14 (134.2 s)
Lock
78%

Build & tuning

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

Build
2026-10-14e — feedforward in head axes
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
67.0 MB · 134.0 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