skylight.

N1078Q

Bell 206B Jet Ranger III · N1078Q · HLI → FAT

· 0:33Quality 60low zoomside-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
42%
First lockfrom target selected
4.6 s
Centring, medianaz / el while locked
4.15° / 2.18°
Centring, 90th pctaz / el while locked
7.59° / 3.39°
Tightest field of viewhorizontal
13.6°
Time to 8°from first lock
—
Time to tightestfrom first lock
12.3 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
3.37°
Largest correctionvision vs prediction
3.31°
Zoom steps
31

Aircraft & route

Flight
N1078Q
Registration
N1078Q
Type
Bell 206B Jet Ranger III (B06)
Airline
—
From
HLI · Hollister
To
FAT · Fresno
Ground speed
97 kt
Altitude at closest
750 ft
Vertical rate
-64 ft/min
Category
A7
ICAO hex
a02234

Pass geometry

Max elevation
29.3°
Elevation at start → end
17.8° → 11.2°
Azimuth at start → end
31° NNE → 150° SSE
Closest-approach azimuth
83° E
Minimum slant range
491 m
Heading at closest
173° S
Aspect at closest
side-on (90°)
Turn
straight (3°)
Departure
No
Zenith pass
No
Dead-zone wrap
No
Duration
0:33 (33.1 s)
Lock
42%

Build & tuning

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

Build
2026-10-14f — camera profile, head-axes control, speed floor, park from profile, learned lead
Commit
181d1fa+wip
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
16.4 MB · 33.0 s · offset -1.6 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
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