SKW5440 SkyWest
Embraer EMB-175 LL · N89362 · SFO → ?
· 0:48Quality 82side-on
Trace
Where the aircraft sat in the frame, second by second. Click the chart to jump the video there.
—FOV —az —el —pose —
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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
- 71%
- First lockfrom target selected
- 8.4 s
- Centring, medianaz / el while locked
- 0.79° / 0.43°
- Centring, 90th pctaz / el while locked
- 10.89° / 5.63°
- Tightest field of viewhorizontal
- 4.1°
- Time to 8°from first lock
- 4.8 s
- Time to tightestfrom first lock
- 7.0 s
- Time at telefield of view ≤ 5.5°
- 6.6 s
- Jitter at teleaz / el, standard deviation
- 0.63° / 0.51°
- Swing at teleaz / el, peak to peak
- 2.74° / 1.58°
- Pan reversalsper 10 s at tele
- 0.0
- Largest pan hopin any 1 s at tele
- 5.45°
- Largest tilt hopin any 1 s at tele
- 4.63°
- Pose error, mediancommand vs camera
- 1.47°
- Largest correctionvision vs prediction
- 3.96°
- Zoom steps
- 47
Aircraft & route
- Flight
- SKW5440
- Registration
- N89362
- Type
- Embraer EMB-175 LL
- Airline
- SkyWest
- From
- SFO
- To
- —
- Ground speed
- 292 kt
- Altitude at closest
- 7,450 ft
- Vertical rate
- +2,560 ft/min
- Category
- A3
- ICAO hex
- ac53be
Pass geometry
- Max elevation
- 45.1°
- Elevation at start → end
- 25.2° → 31.6°
- Azimuth at start → end
- 337° NNW → 222° SW
- Closest-approach azimuth
- 275° W
- Minimum slant range
- 3.2 km
- Heading at closest
- 191° S
- Aspect at closest
- side-on (84°)
- Turn
- straight (0°)
- Departure
- Yes — climbing out after take-off
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 0:48 (47.5 s)
- Lock
- 71%
Build & tuning
The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.
- Build
- 2026-10-14g — vision expected spot at frame time, departure pre-zoom, focus from profile, damped lead learner
- Commit
- 181d1fa+wip
- Node
- v22.22.2
- Camera
- TONGVEO 20x PTZ · 1920×1080 @ 30 fps
- Clip
- 24.0 MB · 48.0 s · offset -1.7 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
- 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