skylight.

SKW5627 SkyWest

Bombardier CRJ 200ER · N693BR · SFO → RNO

· 1:04Quality 80wrap pinnedside-onDead-zone wrap

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −69%). 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
48%
First lockfrom target selected
14.2 s
Centring, medianaz / el while locked
0.63° / 0.15°
Centring, 90th pctaz / el while locked
1.14° / 0.38°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
3.9 s
Time to tightestfrom first lock
6.0 s
Time at telefield of view ≤ 5.5°
22.7 s
Jitter at teleaz / el, standard deviation
0.54° / 0.21°
Swing at teleaz / el, peak to peak
1.84° / 0.93°
Pan reversalsper 10 s at tele
0.9
Largest pan hopin any 1 s at tele
14.93°
Largest tilt hopin any 1 s at tele
1.01°
Pose error, mediancommand vs camera
1.46°
Largest correctionvision vs prediction
0.86°
Zoom steps
33

Aircraft & route

Flight
SKW5627
Registration
N693BR
Type
Bombardier CRJ 200ER
Airline
SkyWest
From
SFO · San Francisco
To
RNO · Reno
Ground speed
292 kt
Altitude at closest
7,875 ft
Vertical rate
—
Category
A2
ICAO hex
a93604

Pass geometry

Max elevation
25.4°
Elevation at start → end
23.1° → 17.2°
Azimuth at start → end
281° W → 207° SSW
Closest-approach azimuth
254° WSW
Minimum slant range
5.4 km
Heading at closest
178° S
Aspect at closest
side-on (76°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
Yes — pan pre-positioned across the stop
Duration
1:04 (64.0 s)
Lock
48%

Build & tuning

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

Build
2026-10-14l — vision lock coasts with the plane; a zoom ends a focus drive
Commit
f5b573a
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
31.9 MB · 64.0 s · offset -1.3 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
-0.22
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