UAL1754 United
Boeing 737MAX 9 · N37532
· 1:24Quality 85lost lockside-on
Software-steadied: the hops of the camera motor are smoothed out (plane wobble −78%). 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
- 78%
- First lockfrom target selected
- 5.0 s
- Centring, medianaz / el while locked
- 0.35° / 0.12°
- Centring, 90th pctaz / el while locked
- 1.02° / 0.33°
- Tightest field of viewhorizontal
- 4.1°
- Time to 8°from first lock
- 2.9 s
- Time to tightestfrom first lock
- 5.7 s
- Time at telefield of view ≤ 5.5°
- 41.9 s
- Jitter at teleaz / el, standard deviation
- 0.52° / 0.16°
- Swing at teleaz / el, peak to peak
- 2.12° / 0.99°
- Pan reversalsper 10 s at tele
- 0.0
- Largest pan hopin any 1 s at tele
- 2.40°
- Largest tilt hopin any 1 s at tele
- 0.89°
- Pose error, mediancommand vs camera
- 0.63°
- Largest correctionvision vs prediction
- 1.49°
- Zoom steps
- 27
Aircraft & route
- Flight
- UAL1754
- Registration
- N37532
- Type
- Boeing 737MAX 9
- Airline
- United
- From
- —
- To
- —
- Ground speed
- 255 kt
- Altitude at closest
- 11,125 ft
- Vertical rate
- -1,216 ft/min
- Category
- A3
- ICAO hex
- a4493a
Pass geometry
- Max elevation
- 26.1°
- Elevation at start → end
- 24.8° → 15.8°
- Azimuth at start → end
- 354° N → 66° ENE
- Closest-approach azimuth
- 12° NNE
- Minimum slant range
- 7.7 km
- Heading at closest
- 106° ESE
- Aspect at closest
- side-on (85°)
- Turn
- straight (2°)
- Departure
- No
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 1:24 (83.7 s)
- Lock
- 78%
Build & tuning
The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.
- Build
- 2026-10-14i — zoom sigma grows after lock loss (0.1°/s)
- Commit
- 181d1fa+wip
- Node
- v22.22.2
- Camera
- TONGVEO 20x PTZ · 1920×1080 @ 30 fps
- Clip
- 41.3 MB · 83.0 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
- 0.59
- 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