skylight.

IJA34

Bombardier Learjet 60 XR · N343EC

· 1:03Quality 81nose/tail

3D replay

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 —
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
52%
First lockfrom target selected
18.6 s
Centring, medianaz / el while locked
0.24° / 0.24°
Centring, 90th pctaz / el while locked
2.35° / 1.38°
Tightest field of viewhorizontal
3.4°
Time to 8°from first lock
12.7 s
Time to tightestfrom first lock
27.7 s
Time at telefield of view ≤ 5.5°
30.6 s
Jitter at teleaz / el, standard deviation
0.15° / 0.20°
Swing at teleaz / el, peak to peak
0.85° / 1.16°
Pan reversalsper 10 s at tele
1.6
Largest pan hopin any 1 s at tele
1.37°
Largest tilt hopin any 1 s at tele
2.29°
Pose error, mediancommand vs camera
0.71°
Largest correctionvision vs prediction
0.64°
Zoom steps
65

Aircraft & route

Flight
IJA34
Registration
N343EC
Type
Bombardier Learjet 60 XR
Airline
—
From
—
To
—
Ground speed
255 kt
Altitude at closest
1,600 ft
Vertical rate
+3,392 ft/min
Category
A2
ICAO hex
a3c8da

Pass geometry

Max elevation
84.5°
Elevation at start → end
3.4° → 12.9°
Azimuth at start → end
116° ESE → 298° WNW
Closest-approach azimuth
35° NE
Minimum slant range
519 m
Heading at closest
297° WNW
Aspect at closest
nose/tail (4°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:03 (63.4 s)
Lock
52%

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
31.2 MB · 63.0 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
-0.03
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