Son2D_s

Son2D summary data

For the first few years (2001-2003), this sonic (R2) anemometer was deployed at the met mast, along with the Sonic R3 (Son3D_s).

Most of the data parameters include valus for the mean and median value as well as the standard deviation of the variable. The table below shows the field name suffix used to differentiate amoung the different values:

Field name	Description
_mean	The mean value of the variable over the averaging period
_m50	The median value of the variable over the averaging period
_std	The standard deviation of the variable over the averaging period
_length	The number of valid data points collected over the averaging period

Here is the list of field names:

Field name	Description	Units
Year	The year the data were collected	n/a
Yday	Decimal year day	UTC, January 1 at 00:00 is 1.0
MO	The month the data was collected	UTC
DA	The day the data were collected	UTC
HH	The hour the data were collected	UTC
MM	The minute the data were collected	UTC
SS	The second the data were collected	UTC
lrec_son2d	Total number of records collected during averaging period	n/a
wspd_son2d
wdir_son2d
tson_son2d
cspeed_son2d