FDX1301 FedEx
Boeing 767 300F · N291FE · SFO → MEM
· 1:40Quality 87nose/tail
Software-steadied: the hops of the camera motor are smoothed out (plane wobble −79%). Download
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
- 70%
- First lockfrom target selected
- 27.0 s
- Centring, medianaz / el while locked
- 0.30° / 0.20°
- Centring, 90th pctaz / el while locked
- 2.25° / 1.66°
- Tightest field of viewhorizontal
- 4.1°
- Time to 8°from first lock
- 44.9 s
- Time to tightestfrom first lock
- 60.9 s
- Time at telefield of view ≤ 5.5°
- 15.6 s
- Jitter at teleaz / el, standard deviation
- 0.19° / 0.12°
- Swing at teleaz / el, peak to peak
- 0.88° / 0.55°
- Pan reversalsper 10 s at tele
- 2.6
- Largest pan hopin any 1 s at tele
- 0.99°
- Largest tilt hopin any 1 s at tele
- 0.76°
- Pose error, mediancommand vs camera
- 0.77°
- Largest correctionvision vs prediction
- 1.72°
- Zoom steps
- 59
Aircraft & route
- Flight
- FDX1301
- Registration
- N291FE
- Type
- Boeing 767 300F (B763)
- Airline
- FedEx
- From
- SFO · San Francisco
- To
- MEM · Memphis
- Ground speed
- 167 kt
- Altitude at closest
- 1,875 ft
- Vertical rate
- +2,368 ft/min
- Category
- A5
- ICAO hex
- a2f9b3
Pass geometry
- Max elevation
- 80.5°
- Elevation at start → end
- 0.3° → 14.4°
- Azimuth at start → end
- 116° ESE → 299° WNW
- Closest-approach azimuth
- 28° NNE
- Minimum slant range
- 610 m
- Heading at closest
- 298° WNW
- Aspect at closest
- nose/tail (13°)
- Turn
- straight (0°)
- Departure
- Yes — climbing out after take-off
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 1:40 (100.1 s)
- Lock
- 70%
Build & tuning
The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.
- Build
- 2026-10-14n — vision skyline mask 31x cheaper (loop back to ~15 Hz)
- Commit
- af2a83e
- Node
- v22.22.2
- Camera
- TONGVEO 20x PTZ · 1920×1080 @ 30 fps
- Clip
- 50.0 MB · 100.0 s · offset -1.3 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
- -0.16
- 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