ACA568 Air Canada
Airbus BD-500-1A11 · CA-GWUS · YVR → SFO
· 0:54Quality 94side-on
Software-steadied: the hops of the camera motor are smoothed out (plane wobble −75%). Download
Trace
Where the aircraft sat in the frame, second by second. Click the chart to jump the video there.
—FOV —az —el —pose —
Loading telemetry…
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
- 90%
- First lockfrom target selected
- 4.7 s
- Centring, medianaz / el while locked
- 0.33° / 0.14°
- Centring, 90th pctaz / el while locked
- 0.66° / 0.28°
- Tightest field of viewhorizontal
- 4.1°
- Time to 8°from first lock
- 10.7 s
- Time to tightestfrom first lock
- 12.3 s
- Time at telefield of view ≤ 5.5°
- 28.2 s
- Jitter at teleaz / el, standard deviation
- 0.29° / 0.15°
- Swing at teleaz / el, peak to peak
- 1.29° / 0.58°
- Pan reversalsper 10 s at tele
- 0.0
- Largest pan hopin any 1 s at tele
- 3.32°
- Largest tilt hopin any 1 s at tele
- 0.85°
- Pose error, mediancommand vs camera
- 0.72°
- Largest correctionvision vs prediction
- 0.74°
- Zoom steps
- 25
Aircraft & route
- Flight
- ACA568
- Registration
- CA-GWUS
- Type
- Airbus BD-500-1A11
- Airline
- Air Canada
- From
- YVR · Vancouver
- To
- SFO · San Francisco
- Ground speed
- 297 kt
- Altitude at closest
- 10,600 ft
- Vertical rate
- —
- Category
- A3
- ICAO hex
- c080db
Pass geometry
- Max elevation
- 22.5°
- Elevation at start → end
- 22.2° → 16.2°
- Azimuth at start → end
- 4° N → 57° ENE
- Closest-approach azimuth
- 11° N
- Minimum slant range
- 8.3 km
- Heading at closest
- 112° ESE
- Aspect at closest
- side-on (79°)
- Turn
- straight (0°)
- Departure
- No
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 0:54 (53.6 s)
- Lock
- 90%
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
- 27.0 MB · 54.0 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
- 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