netcdf stratus2001sonde_ts {
dimensions:
	launch = UNLIMITED ; // (116 currently)
	flight_time = 8878 ;
variables:
	int year(launch) ;
		year:long_name = "Year of the cruise" ;
		year:units = "Gregorian year" ;
	short month(launch) ;
		month:long_name = "calendar month number" ;
	short day(launch) ;
		day:long_name = "day of month" ;
	short hour(launch) ;
		hour:long_name = "hour UTC of launch" ;
	short minute(launch) ;
		minute:long_name = "minute of hour of launch" ;
	float lat(launch) ;
		lat:long_name = "base latitude at launch" ;
		lat:units = "degrees latitude" ;
	float lon(launch) ;
		lon:long_name = "base longitude at launch" ;
		lon:units = "degrees longitude" ;
	int nobs(launch) ;
		nobs:long_name = "number of observations returned by sonde" ;
	float time(launch, flight_time) ;
		time:long_name = "time of flight since launch" ;
		time:units = "seconds" ;
	float pres(launch, flight_time) ;
		pres:long_name = "pressure" ;
		pres:units = "hPa" ;
	float height(launch, flight_time) ;
		height:long_name = "altitude" ;
		height:units = "km" ;
	float T(launch, flight_time) ;
		T:long_name = "temperature" ;
		T:units = "degree C" ;
		T:source = "observed" ;
	float RH(launch, flight_time) ;
		RH:long_name = "relative humidity" ;
		RH:units = "percent" ;
		RH:source = "observed" ;
	float Td(launch, flight_time) ;
		Td:long_name = "dew point temperature" ;
		Td:units = "degrees C" ;
		Td:source = "Vaisala calculated from T and RH" ;
	float wnddir(launch, flight_time) ;
		wnddir:long_name = "wind direction" ;
		wnddir:units = "degrees heading" ;
		wnddir:source = "Vaisala/GPS" ;
		wnddir:comment = "meteorological convention: 0 degree is northerly, 90 degre is easterly" ;
	float wndspd(launch, flight_time) ;
		wndspd:long_name = "wind speed" ;
		wndspd:units = "m/s" ;
		wndspd:source = "Vaisala/GPS" ;
	float u(launch, flight_time) ;
		u:long_name = "wind zonal velocity" ;
		u:units = "m/s" ;
		u:source = "calculated from wndspd and wnddir" ;
	float v(launch, flight_time) ;
		v:long_name = "wind meridional velocity" ;
		v:units = "m/s" ;
		v:source = "calculated from wndspd and wnddir" ;
}