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TWY605

Bombardier Challenger 605 · N605JM · Departing SFO

· 1:12Quality 86side-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −80%). 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
63%
First lockfrom target selected
4.9 s
Centring, medianaz / el while locked
0.26° / 0.34°
Centring, 90th pctaz / el while locked
2.64° / 3.60°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
41.2 s
Time to tightestfrom first lock
47.1 s
Time at telefield of view ≤ 5.5°
15.5 s
Jitter at teleaz / el, standard deviation
0.14° / 0.13°
Swing at teleaz / el, peak to peak
0.58° / 0.55°
Pan reversalsper 10 s at tele
1.3
Largest pan hopin any 1 s at tele
0.84°
Largest tilt hopin any 1 s at tele
1.30°
Pose error, mediancommand vs camera
1.42°
Largest correctionvision vs prediction
1.30°
Zoom steps
34

Aircraft & route

Flight
TWY605
Registration
N605JM
Type
Bombardier Challenger 605
Airline
—
From
SFO · San Francisco
To
—
Ground speed
204 kt
Altitude at closest
2,200 ft
Vertical rate
—
Category
A2
ICAO hex
a7daa6

Pass geometry

Max elevation
77.2°
Elevation at start → end
15.5° → 13.5°
Azimuth at start → end
111° ESE → 298° WNW
Closest-approach azimuth
29° NNE
Minimum slant range
685 m
Heading at closest
296° WNW
Aspect at closest
side-on (87°)
Turn
straight (2°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:12 (72.2 s)
Lock
63%

Build & tuning

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

Build
2026-10-13j — full 3.4 deg tele for slow planes (limit only above 0.5 deg/s)
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
27.4 MB · 59.2 s · offset -1.0 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