OK Stillwater 2 W
Oklahoma State Univ. (Ag. Research Farm Site)
Period of record Mar 12 2002 — May 19 2013

Sensor Monitoring Data

This page contains detailed sensor data used by CRN personnel in monitoring the performance of individual sensors. The data on this page is not intended for casual public use.


May 19 2013 9:00 AM CDT
[May 19 2013 14:00 UTC]
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Temperature (°C)
Sensor #1 Sensor #2 Sensor #3 Calculated
08:05 21.2 21.2 21.2 21.2
08:10 21.3 21.3 21.3 21.3
08:15 21.4 21.4 21.4 21.4
08:20 21.6 21.6 21.6 21.6
08:25 21.8 21.8 21.8 21.8
08:30 22.0 22.0 22.0 22.0
08:35 22.0 22.0 22.0 22.0
08:40 22.1 22.2 22.1 22.1
08:45 22.3 22.3 22.3 22.3
08:50 22.6 22.7 22.6 22.6
08:55 22.8 22.8 22.8 22.8
09:00 23.0 23.0 23.0 23.0
Hour Average 22.0
Hour Min (*) 21.0 21.0 21.0 21.0
Hour Max (*) 23.0 23.0 23.0 23.0
Hour Std Dev 0.58 0.58 0.58

Plot 3 Temp Sensors Temp Sensors
Plot Calculated Temp Calculated Temp
Plot SR + 3 Temps + 3 Fans SR + 3 Temps + 3 Fans
TopPrecipitation / Wetness
Wire #1
Depth (mm)
Wire #2
Depth (mm)
Wire #3
Depth (mm)
Wet #1 Wet #2 Calculated
Precip (mm)
Tipping
Bucket
08:05 124.7 119.9 120.5 1205 2911 0.0 0.0
08:10 124.7 119.9 120.5 1205 2913 0.0 0.0
08:15 124.7 119.9 120.5 1206 2913 0.0 0.0
08:20 124.7 119.9 120.5 1205 2916 0.0 0.0
08:25 124.7 119.9 120.5 1205 2916 0.0 0.0
08:30 124.7 119.9 120.5 1196 2915 0.0 0.0
08:35 124.7 119.9 120.5 1204 2915 0.0 0.0
08:40 124.7 119.9 120.5 1205 2915 0.0 0.0
08:45 124.7 119.9 120.5 1204 2917 0.0 0.0
08:50 124.7 119.9 120.5 1204 2922 0.0 0.0
08:55 124.7 120.0 120.5 1206 2920 0.0 0.0
09:00 124.7 120.0 120.5 1195 2923 0.0 0.0
Hourly Total 0.0

Plot Gauge Depths Wire Depths + Wetness
Plot Calculated Precip Calculated Precip
TopWind

Wind Speed (m/s)

Average (1.5m)
08:05 1.76
08:10 2.07
08:15 1.61
08:20 1.91
08:25 2.08
08:30 2.52
08:35 2.63
08:40 2.06
08:45 2.20
08:50 2.32
08:55 2.64
09:00 2.56
Hourly Avg 2.20
Hourly Max 4.24
Hourly Std Dev 0.60


Plot Wind 1.5m Wind
TopSolar Radiation

Solar Radiation (Watts/m2)

Avg
08:05 97.8
08:10 96.6
08:15 106.1
08:20 127.6
08:25 150.2
08:30 177.7
08:35 158.6
08:40 150.6
08:45 202.0
08:50 276.8
08:55 325.6
09:00 310.7
Hourly Avg 181.6
Hourly Min 91.5
Hourly Max 412.4
Hourly Std Dev 84.1

Plot Solar Radiation Solar Radiation
TopSurface Temperature

Surface (IR) Temperature (°C)

Corrected IR Sensor
Body Temp
08:05 21.48 21.30
08:10 21.62 21.54
08:15 21.75 21.75
08:20 22.07 21.97
08:25 22.23 22.19
08:30 22.50 22.45
08:35 22.61 22.71
08:40 22.76 22.89
08:45 23.03 23.07
08:50 23.90 23.43
08:55 24.19 23.88
09:00 24.17 24.23
Hourly Avg 22.46 22.62
Hourly Min 21.34
Hourly Max 24.19
Hourly Std 0.88 0.89

Plot Surface Temperature Surface Temperature
Plot Temp + IR + SR + Wind Temp + IR + SR + Wind
TopRelative Humidity
RH (%) Temp (°C) at
RH Sensor
08:05 85 21.1
08:10 85 21.3
08:15 85 21.4
08:20 85 21.6
08:25 85 21.7
08:30 84 21.9
08:35 84 22.0
08:40 84 22.1
08:45 83 22.3
08:50 83 22.6
08:55 82 22.8
09:00 81 23.0
Min 20.9
Max 23.0
Std Dev 1.1 0.6

Plot Relative Humidity Relative Humidity
Plot RH + 3 Temps RH + 3 Temps
Plot RH + 3 Temps + Temp RH + 3 Temps + Temp

TopSoil Moisture / Soil Temperature (°C)

Soil Moisture

Sensor
#1
Sensor
#2
Sensor
#3
Layer
Average
Soil Moisture Volumetric at 5 cm 0.19 0.129 0.194 0.171
Soil Moisture Volumetric at 10 cm 0.197 0.213 0.202 0.204
Soil Moisture Volumetric at 20 cm 0.41 0.148 0.299 0.286
Soil Moisture Volumetric at 50 cm 0.42 0.43 0.425
Soil Moisture Volumetric at 100 cm 0.318 0.435 0.377
Average Soil Moisture Dielectric at 5 cm 11.44 7.98 11.71
Average Soil Moisture Dielectric at 10 cm 11.90 12.95 12.20
Average Soil Moisture Dielectric at 20 cm 29.21 8.98 19.21
Average Soil Moisture Dielectric at 50 cm 30.24
29.18
31.23
Average Soil Moisture Dielectric at 100 cm 20.75
34.88
31.73

5-Minute Soil Moisture at 5 cm

Volumetric Average
Set #1
Volumetric Average
Set #2
Volumetric Average
Set #3
Volumetric Layer
Average
Dielectric Average
Set #1
Dielectric Average
Set #2
Dielectric Average
Set #3
08:05 0.189 0.129 0.193 0.17 11.42 8.01 11.67
08:10 0.192 0.133 0.201 0.175 11.57 8.20 12.13
08:15 0.19 0.125 0.193 0.169 11.49 7.79 11.67
08:20 0.188 0.129 0.195 0.171 11.34 7.98 11.75
08:25 0.193 0.13 0.199 0.174 11.67 8.05 12.05
08:30 0.192 0.126 0.199 0.172 11.57 7.83 12.02
08:35 0.189 0.125 0.201 0.172 11.41 7.79 12.13
08:40 0.189 0.131 0.196 0.172 11.37 8.07 11.81
08:45 0.19 0.128 0.192 0.17 11.45 7.93 11.61
08:50 0.19 0.128 0.194 0.171 11.45 7.93 11.71
08:55 0.19 0.124 0.194 0.169 11.45 7.74 11.71
09:00 0.19 0.129 0.194 0.171 11.45 7.98 11.71

Soil Temperature

Sensor
#1
Sensor
#2
Sensor
#3
Layer
Average
Average Soil Temperature (°C) at 5 cm 21.1 21.5 20.5 21
Average Soil Temperature (°C) at 10 cm 20.9 20.9 20.3 20.7
Average Soil Temperature (°C) at 20 cm 21.3 22.8 19.9 21.3
Average Soil Temperature (°C) at 50 cm 19.1 19.5 18.4 19
Average Soil Temperature (°C) at 100 cm 17.2 17.9 16.5 17.2

5-Minute Average Soil Temperature (°C) at 5 cm

Temperature
Set #1
Temperature
Set #2
Temperature
Set #3
Layer
Average
08:05 20.29 21.10 19.90 20.4
08:10 20.50 21.10 19.90 20.5
08:15 20.50 21.10 20.10 20.6
08:20 20.50 21.30 20.10 20.6
08:25 20.50 21.10 20.10 20.6
08:30 20.50 21.30 20.29 20.7
08:35 20.70 21.30 20.10 20.7
08:40 20.70 21.30 20.29 20.8
08:45 20.90 21.50 20.29 20.9
08:50 20.90 21.50 20.29 20.9
08:55 20.90 21.50 20.29 20.9
09:00 21.10 21.50 20.50 21

TopDiagnostic Data

Fan Speed (rpm)

Sensor #1
Fan
Sensor #2
Fan
Sensor #3
Fan
113.6 114.9 113.7

Plot Fans Fan Speeds

Battery Voltages

GOES Transmitter GOES Transmitter
Under Full Load
Datalogger
13.35 12.70 11.64

Plot Battery Voltages Battery Voltages

Other Diagnostics

Value
Minutes Datalogger Door Was Open 0.00
23X Panel Temp (°C) 21.84
Reference Resistor Average 1499.8
Datalogger Signature 10972.0
Geonor Inlet Max Temp (°C) 24.57
Datalogger Program Version Number 2.422
Transmitted Year 2013
Transmitted Julian Day 139
Transmitted UTC Time (End of Hour) 1400
Transmitted Longitude -97.09
Transmitted Latitude 36.118
End of File -6666

Plot Datalogger Door Open Datalogger Door Open
Plot Diagnostic Temps Diagnostic Temps


(*) Note regarding temperature values: the station datalogger polls each of the three temperature sensors once every 10 seconds, and keeps a running average of the last 30 of these 10-second samples. This "running 5-minute average" is computed every 10-seconds throughout the hour, for a total of 360 times. The temperature values reported by the station and shown above are the running 5-minute averages from the end of each of the 12 5-minute periods during the hour, and the mininum, maxium, and standard deviation of all 360 5-minute averages. Since the minimum and maximum are computed from all 360 5-minute averages, not just the 12 values shown above, the minimum may occasionally be less than, or the maximum greater than, the minimum and maximum of the 12 5-minute values shown. Back to Temperature