UAL2764 United
Airbus A319 131 · N837UA · SFO → ?
· 1:10Quality 91side-on
Software-steadied: the hops of the camera motor are smoothed out (plane wobble −77%). 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
- 74%
- First lockfrom target selected
- 4.9 s
- Centring, medianaz / el while locked
- 0.29° / 0.21°
- Centring, 90th pctaz / el while locked
- 2.01° / 1.44°
- Tightest field of viewhorizontal
- 4.1°
- Time to 8°from first lock
- 25.5 s
- Time to tightestfrom first lock
- 27.4 s
- Time at telefield of view ≤ 5.5°
- 18.6 s
- Jitter at teleaz / el, standard deviation
- 0.31° / 0.14°
- Swing at teleaz / el, peak to peak
- 1.96° / 0.76°
- Pan reversalsper 10 s at tele
- 0.0
- Largest pan hopin any 1 s at tele
- 2.20°
- Largest tilt hopin any 1 s at tele
- 1.64°
- Pose error, mediancommand vs camera
- 1.39°
- Largest correctionvision vs prediction
- 2.63°
- Zoom steps
- 57
Aircraft & route
- Flight
- UAL2764
- Registration
- N837UA
- Type
- Airbus A319 131
- Airline
- United
- From
- SFO
- To
- —
- Ground speed
- 266 kt
- Altitude at closest
- 7,400 ft
- Vertical rate
- +3,968 ft/min
- Category
- A3
- ICAO hex
- ab741e
Pass geometry
- Max elevation
- 65.5°
- Elevation at start → end
- 54.5° → 19.5°
- Azimuth at start → end
- 330° NNW → 202° SSW
- Closest-approach azimuth
- 282° WNW
- Minimum slant range
- 2.5 km
- Heading at closest
- 194° SSW
- Aspect at closest
- side-on (88°)
- Turn
- straight (2°)
- Departure
- Yes — climbing out after take-off
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 1:10 (69.8 s)
- Lock
- 74%
Build & tuning
The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.
- Build
- 2026-10-12i — focus jumps only to trusted tele points; rate-steered setpoint; bias learned only when still
- Commit
- 68739f5+wip
- Node
- v22.22.2
- Camera
- TONGVEO 20x PTZ · 1920×1080 @ 30 fps
- Clip
- 33.0 MB · 68.5 s · offset -1.6 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