SAS935 Scandinavian Airlines System
Airbus A350 941 · SE-RSC · CPH → SFO
· 2:40Quality 92side-onturned right 19°
Software-steadied: the hops of the camera motor are smoothed out (plane wobble −72%). 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
- 89%
- First lockfrom target selected
- 10.8 s
- Centring, medianaz / el while locked
- 0.13° / 0.13°
- Centring, 90th pctaz / el while locked
- 0.41° / 0.33°
- Tightest field of viewhorizontal
- 3.4°
- Time to 8°from first lock
- 4.6 s
- Time to tightestfrom first lock
- 11.6 s
- Time at telefield of view ≤ 5.5°
- 106.9 s
- Jitter at teleaz / el, standard deviation
- 0.21° / 0.17°
- Swing at teleaz / el, peak to peak
- 2.30° / 1.14°
- Pan reversalsper 10 s at tele
- 0.6
- Largest pan hopin any 1 s at tele
- 8.28°
- Largest tilt hopin any 1 s at tele
- 3.98°
- Pose error, mediancommand vs camera
- 0.53°
- Largest correctionvision vs prediction
- 0.93°
- Zoom steps
- 32
Aircraft & route
- Flight
- SAS935
- Registration
- SE-RSC
- Type
- Airbus A350 941
- Airline
- Scandinavian Airlines System
- From
- CPH · Copenhagen
- To
- SFO · San Francisco
- Ground speed
- 249 kt
- Altitude at closest
- 11,425 ft
- Vertical rate
- -448 ft/min
- Category
- A5
- ICAO hex
- 4aca63
Pass geometry
- Max elevation
- 70.3°
- Elevation at start → end
- 17.7° → 16.5°
- Azimuth at start → end
- 326° NNW → 139° SE
- Closest-approach azimuth
- 49° NE
- Minimum slant range
- 3.7 km
- Heading at closest
- 140° SE
- Aspect at closest
- side-on (90°)
- Turn
- turned right 19°
- Departure
- No
- Zenith pass
- No
- Dead-zone wrap
- No
- Duration
- 2:40 (159.9 s)
- Lock
- 89%
Build & tuning
The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.
- Build
- 2026-10-15r — keep the target past the sun; paced speed re-latch
- Commit
- 05024bb
- Node
- v22.22.2
- Camera
- TONGVEO 20x PTZ · 1920×1080 @ 30 fps
- Clip
- 78.7 MB · 159.0 s · offset -0.4 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
- -0.27
- 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