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ANA7 All Nippon Airways

Boeing 777 300ER · JA797A · SFO → NRT

· 1:03Quality 88side-on

3D replay

Software-steadied: the hops of the camera motor are smoothed out (plane wobble −73%). 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
69%
First lockfrom target selected
19.2 s
Centring, medianaz / el while locked
0.38° / 0.49°
Centring, 90th pctaz / el while locked
4.70° / 5.24°
Tightest field of viewhorizontal
4.1°
Time to 8°from first lock
30.1 s
Time to tightestfrom first lock
—
Time at telefield of view ≤ 5.5°
9.9 s
Jitter at teleaz / el, standard deviation
0.33° / 0.52°
Swing at teleaz / el, peak to peak
1.22° / 1.71°
Pan reversalsper 10 s at tele
2.0
Largest pan hopin any 1 s at tele
0.79°
Largest tilt hopin any 1 s at tele
0.71°
Pose error, mediancommand vs camera
1.17°
Largest correctionvision vs prediction
2.26°
Zoom steps
68

Aircraft & route

Flight
ANA7
Registration
JA797A
Type
Boeing 777 300ER (B77W)
Airline
All Nippon Airways
From
SFO · San Francisco
To
NRT · Tokyo
Ground speed
212 kt
Altitude at closest
1,100 ft
Vertical rate
+3,328 ft/min
Category
A5
ICAO hex
8695a4

Pass geometry

Max elevation
77.3°
Elevation at start → end
0.1° → 12.1°
Azimuth at start → end
116° ESE → 299° WNW
Closest-approach azimuth
27° NNE
Minimum slant range
386 m
Heading at closest
297° WNW
Aspect at closest
side-on (90°)
Turn
straight (0°)
Departure
Yes — climbing out after take-off
Zenith pass
No
Dead-zone wrap
No
Duration
1:03 (62.5 s)
Lock
69%

Build & tuning

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

Build
2026-10-16b — silhouette fallback reach 0.8° + multipart uploads
Commit
2ed816b
Node
v22.22.2
Camera
TONGVEO 20x PTZ · 1920×1080 @ 30 fps
Clip
31.5 MB · 63.0 s · offset -1.7 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