Turnipseed_MetRadiationData Instructions

Investigator: Andrew Turnipseed, NCAR/ACD
turnip@ucar.edu

Filename:  Turnipseed_MetRadiationData.csv (comma delimited)

Data Interval:  5 min. averages
Initial Start time of file:  July 1, 2011, 0:00:00  (MST)
z denotes measurement height in meters
Missing data = -9999
Below measurable limit = -8888 (only on wind speed/direction)

Columns:
Start_sec:	Beginning of 5 min. period  (seconds since July 1, 2011, 0:00:00 MST)
End_sec: 	End of 5 min. period  (seconds since July 1, 2011, 0:00:00 MST)
Mid_sec:	Midpoint of 5 min. period  (seconds since July 1, 2011, 0:00:00 MST)
Date:		MM/dd/YY, 
Time:		hh:mm:ss, Beginning of 5 min. period (MST)
Day of Year:	decimal day, Beginning of 5 min. period (MST)
PAR27:		Incoming Photosynthetically-active Radiation, units = micromol m-2 s-1, z = 27.8 m
T25:		Temperature, units = oC, z = 25.1 m
T7:		Temperature, units =  oC, z = 7.0 m
RH25:		Relative Humidity, units = %, z = 25.1 m
RH7:		Relative Humidity, units =  %, z = 7.0 m
WD:		Wind Direction, units = degrees from North, z = 25 m
Wspd:		Wind speed, units = m/s, z = 25 m
Press.:		Barometric Pressure, units = mbar, z =  9.6 m
Precip:		Accumulated Precipitation, units = mm, z = 10.8 m
Rnet:		Net Radiation, units = W m-2, z = 27.8 m
Sdir:		Direct Beam Photosynthetic-active radiation, units = micromol m-2 s-1, z = 27.8 m
Sdiff:		Diffuse Beam Photosynthetic-active radiation, units = micromol m-2 s-1, z = 27.8 m
PAR2:		Averaged incoming Photosynthetic-active radiation, units = micromol m-2 s-1, z = 1.8 m
PAR4:		Averaged incoming Photosynthetic-active radiation, units = micromol m-2 s-1, z = 3.7 m
PAR7:		Averaged incoming Photosynthetic-active radiation, units = micromol m-2 s-1, z = 7.0 m


Instrumentation:
PAR27:				Licor 190A quantum sensor
T25, T8, RH25, RH8:		Vaisala HMP35C 
WD/Wspd:			Met One 034A=L cup/vane anemometer
Press:				Vaisala PTB101B  barometer
Precip:				TE 525 tipping bucket rain gauge
Rnet:				REBS Q*7.0 net radiometer
Sdir, Sdiff:			Delta Instruments BF3 Sunshine sensor
PAR2, PAR4, PAR8:		Apogee LQS (Line Quantum sensor)
Logging:			Campbell CR1000 with multiplexer.  	


