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FFT3382 Frontier

Airbus A320-251N · N394FR · SFO → SAN

· 0:51Quality 91clip shortside-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −83%). Download

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
84%
First lockfrom target selected
8.3 s
Centring, medianaz / el while locked
0.12° / 0.14°
Centring, 90th pctaz / el while locked
0.24° / 0.33°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
3.6 s
Time to tightestfrom first lock
6.6 s
Time at telefield of view ≤ 5.5°
37.2 s
Jitter at teleaz / el, standard deviation
0.14° / 0.18°
Swing at teleaz / el, peak to peak
0.68° / 0.85°
Pan reversalsper 10 s at tele
0.0
Largest pan hopin any 1 s at tele
1.63°
Largest tilt hopin any 1 s at tele
1.28°
Pose error, mediancommand vs camera
0.63°
Largest correctionvision vs prediction
0.65°
Zoom steps
40

Aircraft & route

Flight
FFT3382
Registration
N394FR
Type
Airbus A320-251N
Airline
Frontier
From
SFO · San Francisco
To
SAN · San Diego
Ground speed
321 kt
Altitude at closest
11,500 ft
Vertical rate
+2,368 ft/min
Category
A3
ICAO hex
a49232

Pass geometry

Max elevation
21.8°
Elevation at start → end
20.7° → 20.0°
Azimuth at start → end
285° WNW → 236° SW
Closest-approach azimuth
261° W
Minimum slant range
9.3 km
Heading at closest
184° S
Aspect at closest
side-on (77°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
0:51 (51.0 s)
Lock
84%

Build & tuning

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

Build
2026-10-16c — mount prior carried to the next target (silhouette reach reverted)
Commit
8649c7d
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
30.0 MB · 35.3 s · offset -0.6 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
-0.1
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