JZA557 Air Canada Jazz
Bombardier CRJ 900 · C-FLJZ · YEG → SFO
· 0:12Quality 40shortnose/tail
Software-steadied: the hops of the camera motor are smoothed out (plane wobble −70%). 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
- 77%
- First lockfrom target selected
- 2.7 s
- Centring, medianaz / el while locked
- 0.43° / 0.29°
- Centring, 90th pctaz / el while locked
- 1.33° / 0.52°
- Tightest field of viewhorizontal
- 4.1°
- Time to 8°from first lock
- 4.5 s
- Time to tightestfrom first lock
- 6.7 s
- Time at telefield of view ≤ 5.5°
- 3.6 s
- Jitter at teleaz / el, standard deviation
- 0.18° / 0.27°
- Swing at teleaz / el, peak to peak
- 0.63° / 0.86°
- Pan reversalsper 10 s at tele
- 0.0
- Largest pan hopin any 1 s at tele
- 0.95°
- Largest tilt hopin any 1 s at tele
- 1.67°
- Pose error, mediancommand vs camera
- 1.05°
- Largest correctionvision vs prediction
- 2.17°
- Zoom steps
- 20
Aircraft & route
- Flight
- JZA557
- Registration
- C-FLJZ
- Type
- Bombardier CRJ 900
- Airline
- Air Canada Jazz
- From
- YEG · Edmonton
- To
- SFO · San Francisco
- Ground speed
- 253 kt
- Altitude at closest
- 11,475 ft
- Vertical rate
- 0 ft/min
- Category
- A3
- ICAO hex
- c01e10
Pass geometry
- Max elevation
- 52.2°
- Elevation at start → end
- 40.8° → 52.2°
- Azimuth at start → end
- 338° NNW → 348° NNW
- Closest-approach azimuth
- 348° NNW
- Minimum slant range
- 4.5 km
- Heading at closest
- 140° SE
- Aspect at closest
- nose/tail (28°)
- Turn
- straight (0°)
- Departure
- No
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 0:12 (11.6 s)
- Lock
- 77%
Build & tuning
The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.
- Build
- 2026-10-16b — silhouette fallback reach 0.8° + multipart uploads
- Commit
- 2ed816b
- Node
- v22.22.2
- Camera
- TONGVEO 20x PTZ · 1920×1080 @ 30 fps
- Clip
- 4.9 MB · 11.0 s · offset -0.1 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
- -0.03
- 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