skylight.

UAE41P Emirates

Airbus A380 861 · A6-EUJ · SFO → DXB

· 1:00Quality 70side-on

3D replay

Trace

Where the aircraft sat in the frame, second by second. Click the chart to jump the video there.

—FOV —az —el —pose —
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
48%
First lockfrom target selected
28.6 s
Centring, medianaz / el while locked
1.46° / 1.27°
Centring, 90th pctaz / el while locked
9.25° / 8.83°
Tightest field of viewhorizontal
10.8°
Time to 8°from first lock
—
Time to tightestfrom first lock
26.4 s
Time at telefield of view ≤ 5.5°
0.0 s
Jitter at teleaz / el, standard deviation
—
Swing at teleaz / el, peak to peak
—
Pan reversalsper 10 s at tele
—
Largest pan hopin any 1 s at tele
—
Largest tilt hopin any 1 s at tele
—
Pose error, mediancommand vs camera
0.92°
Largest correctionvision vs prediction
2.21°
Zoom steps
15

Aircraft & route

Flight
UAE41P
Registration
A6-EUJ
Type
Airbus A380 861 (A388)
Airline
Emirates
From
SFO · San Francisco
To
DXB · Dubai
Ground speed
160 kt
Altitude at closest
775 ft
Vertical rate
+1,664 ft/min
Category
A5
ICAO hex
896474

Pass geometry

Max elevation
64.5°
Elevation at start → end
0.1° → 13.0°
Azimuth at start → end
116° ESE → 302° WNW
Closest-approach azimuth
39° NE
Minimum slant range
302 m
Heading at closest
299° WNW
Aspect at closest
side-on (80°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:00 (60.1 s)
Lock
48%

Build & tuning

The tracker build that flew this pass and the live settings that mattered, so passes can be compared across changes.

Build
2026-10-13j — full 3.4 deg tele for slow planes (limit only above 0.5 deg/s)
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
30.5 MB · 61.0 s · offset -1.7 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