4x4buddy Account

4x4buddy — map analyser

Drag & drop a debug ndjson to begin
3D track — color = speed (m/s) · z = altitude ×5 · car lean = leaky-integrated gyro (τ=6 s)
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Sample

index
time
lat
lon
altitude
accuracy

Motion

speed
heading
gyro x
gyro y
gyro z

Attitude (gyro)

roll
pitch
yaw

OBD

rpm
coolant
oil temp
batt v
throttle

Track summary

samples
duration
distance
max speed
elev gain
elev loss
alt min/max
Drop NDJSON to load…

Sign in to the map analyzer

Use the same account you use in the 4x4buddy app. Sign in to load your recorded tracks from the cloud, or to open a local NDJSON file.