Sailing session · NMEA sample

13 September 2026

09:45–12:02 · 498 recorded readings

Onboard data
GPS distance estimate10.3 nm
Recorded duration2 h 17 m
Avg / max SOG4.9 / 8.1 kn
Avg / max TWS12.4 / 19.6 kn

GPS track

The recorded GPS trace, colored by speed over ground.

GPS track · SOG0 kn8+ kn

Click the colored track to inspect readings, or a photo icon to view the photo. Map data © OpenStreetMap contributors.

Sailing data

Choose which readings to compare · 5-minute averages

Speed and wind speedknots
Wind and rudder angledegrees

Download recorded data

Raw NMEA export · CSV · 498 readings

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Wind and sea

Readings available in this export.

Apparent wind · avg / peak12.8 / 21.5 kn
Water temperature21.5–22.5 °C
Depth range4.3–60.4 m

Data quality

Useful context for interpreting this sample.

Records
498
Typical interval
15 sec
Long recording gaps
2
Trip photo