SGP/MET/E9 - Wind sensor malfunction

Loose wire contacts and possible bad bearings caused intermittent wind data dropouts 
during this time.

• (Raw data stream - documentation not supported)

• Wind speed vector mean(wspd_vec_mean)
• Wind direction vector mean(wdir_vec_mean)
• Wind direction vector mean standard deviation(wdir_vec_std)
• Wind speed arithmetic mean(wspd_arith_mean)