Data Quality Reports for Session: 136091 User: kcwang Completed: 07/13/2011


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D010726.31SGP/SMOS/E20 - E20 SMOS 30 MINUTE DATA VALUES MISSINGsgp30smosE20.a1
D010726.33SGP/SMOS/E20 - E20 SMOS ALL DATA STREAMS MISSINGsgp1smosE20.a0, sgp30smosE20.a1
D020404.7SGP/SMOS/E20 - E20 SMOS SNOW DATA INCORRECTsgp30smosE20.a1, sgp1440smosE20.a0
D020620.45SGP/SMOS/E20 - Tower lowered for work on instrumentationsgp1smosE20.a0, sgp30smosE20.a1
D020620.60SGP/SMOS/E20 - E20 SMOS lowered to surface to install counterweightssgpsmosE20.01, sgp1smosE20.00, sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
D040318.18SGP/SMOS/E20 - 6-month Calibration Checkssgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
D940812.2SGP/SMOS/E20 - Reprocess: Wind speed calibrationssgp1smosE20.a0, sgp30smosE20.a1
D941109.1SGP/SMOS/E20 - Tower lowered for work on instrumentationsgp1smosE20.a0, sgp30smosE20.a1
D950509.5SGP/SMOS/E20 - Data questionable/missing due to low battery voltagesgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
D951101.8SGP/SMOS/E20 - Sensor replacementsgp1smosE20.a0, sgp30smosE20.a1
D960911.4SGP/SMOS/E20 - Bad humidity datasgp1smosE20.a0, sgp30smosE20.a1
D961210.17SGP/SMOS/E20 - Incorrect datasgp1smosE20.a0, sgp30smosE20.a1
D991109.13SGP/SMOS/E20 - E20 SMOS down for tower replacementsgpsmosE20.01, sgp1smosE20.00, sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
D991109.18SGP/SMOS/E20 - E20 SMOS lowered to surface to install counterweightssgpsmosE20.01, sgp1smosE20.00, sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0


DQRID : D010726.31
Start DateStart TimeEnd DateEnd Time
03/03/2001140003/03/20012331
Subject:
SGP/SMOS/E20 - E20 SMOS 30 MINUTE DATA VALUES MISSING
DataStreams:sgp30smosE20.a1
Description:
30 minute data values missing.  Reason unknown.
Measurements:sgp30smosE20.a1:
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Mean Wind Speed(wspd)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Temperature, air(temp)
  • Precipitation, total(precip)
  • Humidity, relative(rh)
  • Snow, depth, 30-min intervals(snow)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • Unit Vector Wind Direction(wdir)
  • sd_bar_pres
  • snow_sen


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DQRID : D010726.33
Start DateStart TimeEnd DateEnd Time
03/06/2001141103/07/20010001
Subject:
SGP/SMOS/E20 - E20 SMOS ALL DATA STREAMS MISSING
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
All data streams missing.  Reason unknown
Measurements:sgp30smosE20.a1:
  • Mean Wind Speed(wspd)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Precipitation, total(precip)
  • Humidity, relative(rh)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • sd_bar_pres
  • snow_sen
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air(temp)
  • Snow, depth, 30-min intervals(snow)
  • Unit Vector Wind Direction(wdir)

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • Precipitation, total(precip)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • Humidity, relative(rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air(temp)
  • Mean Wind Speed(wspd)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)


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DQRID : D020404.7
Start DateStart TimeEnd DateEnd Time
04/11/1996000003/31/20012359
Subject:
SGP/SMOS/E20 - E20 SMOS SNOW DATA INCORRECT
DataStreams:sgp30smosE20.a1, sgp1440smosE20.a0
Description:
Due to a programming error all snow depth data were reported as 0.  In effect, no snow 
depth data were collected.
Measurements:sgp30smosE20.a1:
  • Snow, depth, 30-min intervals(snow)
  • snow_sen

sgp1440smosE20.a0:
  • Minimum Snow Depth(min_snow_depth)
  • Time of Maximum Snow Depth(time_max_snow)
  • Time of Minimum Snow Depth(time_min_snow)
  • Maximum Snow Depth(max_snow)


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DQRID : D020620.45
Start DateStart TimeEnd DateEnd Time
11/03/1995170011/03/19951830
Subject:
SGP/SMOS/E20 - Tower lowered for work on instrumentation
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
Due to tower being lowered to work on instrumentation between 
1700 and 1830 GMT on 03 NOV 94, all wind data are incorrect.
Measurements:sgp30smosE20.a1:
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Mean Wind Speed(wspd)
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Unit Vector Wind Direction(wdir)

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • Mean Wind Speed(wspd)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)


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DQRID : D020620.60
Start DateStart TimeEnd DateEnd Time
10/13/1999100310/13/19991015
Subject:
SGP/SMOS/E20 - E20 SMOS lowered to surface to install counterweights
DataStreams:sgpsmosE20.01, sgp1smosE20.00, sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
Description:
The E20 SMOS was lowered to the surface on 13 OCT 1999 between 1003 and 1015 GMT 
while counterweights were installed.  All wind speed and direction are incorrect 
during this period.
Measurements:sgpsmosE20.01:
  • Raw data stream - documentation not supported

sgp30smosE20.a1:
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Mean Wind Speed(wspd)
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Unit Vector Wind Direction(wdir)

sgp1440smosE20.a0:
  • Highest gust within hour is reported(max_wspd)
  • Minimum Wind Speed(min_wspd)
  • Time of Maximum Wind Speed(time_max_wspd)
  • Time of Minimum Wind Speed(time_min_wspd)

sgp1smosE20.00:
  • Raw data stream - documentation not supported

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Mean Wind Speed(wspd)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)


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DQRID : D040318.18
Start DateStart TimeEnd DateEnd Time
06/09/1994162406/09/19941824
11/25/1994162211/25/19941822
04/27/1995143704/27/19951637
10/13/1995130010/13/19951520
04/10/1996162904/10/19961900
10/23/1996170510/23/19961905
04/09/1997185004/09/19972300
05/21/1997142005/21/19971620
10/22/1997125510/22/19971455
05/20/1998130005/20/19981900
11/20/1998173911/20/19981939
03/24/1999140903/24/19991609
04/07/1999151504/07/19991620
12/15/1999201112/15/19992045
05/17/2000185505/17/20001940
10/04/2000192210/04/20002000
Subject:
SGP/SMOS/E20 - 6-month Calibration Checks
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
Description:
During the time periods specified, the SMOS.E20 tower was
lowered for 6-month Calibration Checks.  During these times 
wind data are incorrect and temperature and humidity data 
may be incorrect.

Note, exact times when tower was down or maintenance was
being performed is sometimes unknown.  Users should use
the remaining data from these days with caution.
Measurements:sgp30smosE20.a1:
  • Mean Wind Speed(wspd)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Humidity, relative(rh)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • sd_bar_pres
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air(temp)
  • Unit Vector Wind Direction(wdir)

sgp1440smosE20.a0:
  • Temperature, air, at 60-m height, 24-hr minimum(min_temp)
  • Temperature, air, at 60-m height, 24-hr maximum(max_temp)
  • Time of Maximum Relative Humidity(time_max_rh)
  • Pressure, vapor, at 60-m height, 24-hr maximum(max_vap_pres)
  • Time of Minimum Barometric Pressure(time_min_bar_pres)
  • Highest gust within hour is reported(max_wspd)
  • Humidity, relative, at 60-m height, 24-hr minimum(min_rh)
  • Minimum Wind Speed(min_wspd)
  • Time of Minimum Vapor Pressure(time_min_vap_pres)
  • Pressure, vapor, at 60-m height, 24-hr minimum(min_vap_pres)
  • Humidity, relative, at 60-m height, 24-hr maximum(max_rh)
  • Time of Maximum Temperature(time_max_temp)
  • Time of Minimum Temperature(time_min_temp)
  • Time of Maximum Barometric Pressure(time_max_bar_pres)
  • Time of Relative Humidity(time_min_rh)
  • Maximum Barometric Pressure(max_bar_pres)
  • Time of Maximum Vapor Pressure(time_max_vap_pres)
  • Minimum Barometric Pressure(min_bar_pres)
  • Time of Maximum Wind Speed(time_max_wspd)
  • Time of Minimum Wind Speed(time_min_wspd)

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • Humidity, relative(rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air(temp)
  • Mean Wind Speed(wspd)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)


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DQRID : D940812.2
Start DateStart TimeEnd DateEnd Time
07/08/1993143108/19/19931430
Subject:
SGP/SMOS/E20 - Reprocess: Wind speed calibrations
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
EDITOR'S NOTE:  The earliest portion of the time period covered
by this DQR occurred prior to the begin date of regular ARM data.
Those data are not readily available from the ARM Archive but are
available by special request.  The actual period of time covered
by this DQR is 930403-930819.1430.


Practically all of the information in this DQR is derived from
P930723.1 and C930830.1, both of which were submitted by Dick Hart. 

The calibrations initially used for wind speeds on SMOS systems at 
Coldwater (E8), Ashton (E9), the central faciality (E13), Ringwood (E15),
and Meeker (E20) were originally "generic"values, but analysis of the 
N.I.S.T traceable calibration data reveals that use of these "generic" 
calibrations produces data with insufficient accuracy. The calibrations 
for the wind speed sensor associated with the instrument must be used 
in the datalogger program in order to obtain data with a 1% uncertainty.
For the worst case, one wind speed sensor underestimates the wind speed 
by 1.1 m/s at 30 m/s when the "generic" calibration is used.  This is 
on top of the 1% calibration uncertainty.  

No unreported data loss occurred as a result of this calibration question, 
but users of the data should adjust the wind speed values before analysis 
involving these wind speed values.
Measurements:sgp30smosE20.a1:
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Mean Wind Speed(wspd)
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)

sgp1smosE20.a0:
  • Mean Wind Speed(wspd)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)


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DQRID : D941109.1
Start DateStart TimeEnd DateEnd Time
11/03/1995170011/03/19951830
Subject:
SGP/SMOS/E20 - Tower lowered for work on instrumentation
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
Due to tower being lowered to work on instrumentation between
1700 and 1830 GMT on 03 NOV 94, all temperature and humidity
data are questionable.
Measurements:sgp30smosE20.a1:
  • Humidity, relative(rh)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Temperature, air(temp)

sgp1smosE20.a0:
  • Temperature, air(temp)
  • Humidity, relative(rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)


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DQRID : D950509.5
Start DateStart TimeEnd DateEnd Time
03/21/1995133003/30/19951700
Subject:
SGP/SMOS/E20 - Data questionable/missing due to low battery voltage
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
Description:
All data questionable or missing due to low battery voltage.
    Battery not changed due to a loss of AC power.
Measurements:sgp30smosE20.a1:
  • Mean Wind Speed(wspd)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Precipitation, total(precip)
  • Humidity, relative(rh)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • sd_bar_pres
  • snow_sen
  • alt
  • Snow, depth, 30-min intervals(snow)
  • vbat
  • time_offset
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • lon
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air(temp)
  • lat
  • Unit Vector Wind Direction(wdir)
  • base_time

sgp1440smosE20.a0:
  • Temperature, air, at 60-m height, 24-hr minimum(min_temp)
  • lon
  • Time of Minimum Snow Depth(time_min_snow)
  • Temperature, air, at 60-m height, 24-hr maximum(max_temp)
  • Time of Minimum Barometric Pressure(time_min_bar_pres)
  • Highest gust within hour is reported(max_wspd)
  • Humidity, relative, at 60-m height, 24-hr minimum(min_rh)
  • Time of Maximum Temperature(time_max_temp)
  • Time of Minimum Temperature(time_min_temp)
  • Time of Maximum Barometric Pressure(time_max_bar_pres)
  • Minimum Snow Depth(min_snow_depth)
  • lat
  • base_time
  • Maximum Barometric Pressure(max_bar_pres)
  • Time of Maximum Vapor Pressure(time_max_vap_pres)
  • Time of Maximum Wind Speed(time_max_wspd)
  • Maximum Snow Depth(max_snow)
  • Time of Maximum Relative Humidity(time_max_rh)
  • Pressure, vapor, at 60-m height, 24-hr maximum(max_vap_pres)
  • alt
  • Minimum Wind Speed(min_wspd)
  • Time of Minimum Vapor Pressure(time_min_vap_pres)
  • Pressure, vapor, at 60-m height, 24-hr minimum(min_vap_pres)
  • Humidity, relative, at 60-m height, 24-hr maximum(max_rh)
  • Time of Maximum Snow Depth(time_max_snow)
  • Time of Relative Humidity(time_min_rh)
  • time_offset
  • Minimum Barometric Pressure(min_bar_pres)
  • Time of Minimum Wind Speed(time_min_wspd)

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • Precipitation, total(precip)
  • lat
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • base_time
  • Temperature, air(temp)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • alt
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • Humidity, relative(rh)
  • lon
  • time_offset
  • Mean Wind Speed(wspd)


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DQRID : D951101.8
Start DateStart TimeEnd DateEnd Time
10/26/1995153210/26/19951600
Subject:
SGP/SMOS/E20 - Sensor replacement
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
Temperature and Humidity data incorrect or missing during sensor
    replacement.
Measurements:sgp30smosE20.a1:
  • Humidity, relative(rh)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Temperature, air(temp)

sgp1smosE20.a0:
  • Temperature, air(temp)
  • Humidity, relative(rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)


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DQRID : D960911.4
Start DateStart TimeEnd DateEnd Time
06/03/1996223008/15/19961700
Subject:
SGP/SMOS/E20 - Bad humidity data
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
The Relative Humidity sensor failed.  It appears to have operated
      intermittantly for the first few days of this period and then
      failed entirely.  The temperature portion of the probe appears to
      be unaffected.  The probe was replaced on 20 JUN 96.  The replacement
      probe reported unusually low values of relative humidity.  The probe
      was replaced again on 15 AUG 96 at 1700 GMT.
Measurements:sgp30smosE20.a1:
  • Humidity, relative(rh)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • sd_vap_pres
  • Precipitation, total(precip)

sgp1smosE20.a0:
  • Humidity, relative(rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)


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DQRID : D961210.17
Start DateStart TimeEnd DateEnd Time
11/08/1996170111/08/19961730
Subject:
SGP/SMOS/E20 - Incorrect data
DataStreams:sgp1smosE20.a0, sgp30smosE20.a1
Description:
The data for SMOS at E20 was all 9's or 0's for 1730 GMT
      on 8 NOV 96 for an unknown reason.
Measurements:sgp30smosE20.a1:
  • time_offset
  • Mean Wind Speed(wspd)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Precipitation, total(precip)
  • Humidity, relative(rh)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • lon
  • sd_bar_pres
  • snow_sen
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • alt
  • Temperature, air(temp)
  • Snow, depth, 30-min intervals(snow)
  • vbat
  • lat
  • base_time
  • Unit Vector Wind Direction(wdir)

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • alt
  • Precipitation, total(precip)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • Humidity, relative(rh)
  • lat
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • lon
  • base_time
  • time_offset
  • Temperature, air(temp)
  • Mean Wind Speed(wspd)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)


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DQRID : D991109.13
Start DateStart TimeEnd DateEnd Time
04/22/1999154005/06/19991945
Subject:
SGP/SMOS/E20 - E20 SMOS down for tower replacement
DataStreams:sgpsmosE20.01, sgp1smosE20.00, sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
Description:
The E20 SMOS was shut down from 22 APR 1999 at 1540 GMT until 6 MAY 1999 at 1945 GMT 
while the tower was replaced.
Measurements:sgpsmosE20.01:
  • Raw data stream - documentation not supported

sgp30smosE20.a1:
  • Mean Wind Speed(wspd)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Wind speed, 30-min intervals, standard deviation(sd_wspd)
  • Precipitation, total(precip)
  • Humidity, relative(rh)
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • sd_bar_pres
  • snow_sen
  • alt
  • Snow, depth, 30-min intervals(snow)
  • vbat
  • time_offset
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • lon
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air(temp)
  • lat
  • Unit Vector Wind Direction(wdir)
  • base_time

sgp1440smosE20.a0:
  • Temperature, air, at 60-m height, 24-hr minimum(min_temp)
  • lon
  • Time of Minimum Snow Depth(time_min_snow)
  • Temperature, air, at 60-m height, 24-hr maximum(max_temp)
  • Time of Minimum Barometric Pressure(time_min_bar_pres)
  • Highest gust within hour is reported(max_wspd)
  • Humidity, relative, at 60-m height, 24-hr minimum(min_rh)
  • Time of Maximum Temperature(time_max_temp)
  • Time of Minimum Temperature(time_min_temp)
  • Time of Maximum Barometric Pressure(time_max_bar_pres)
  • Minimum Snow Depth(min_snow_depth)
  • lat
  • base_time
  • Maximum Barometric Pressure(max_bar_pres)
  • Time of Maximum Vapor Pressure(time_max_vap_pres)
  • Time of Maximum Wind Speed(time_max_wspd)
  • Maximum Snow Depth(max_snow)
  • Time of Maximum Relative Humidity(time_max_rh)
  • Pressure, vapor, at 60-m height, 24-hr maximum(max_vap_pres)
  • alt
  • Minimum Wind Speed(min_wspd)
  • Time of Minimum Vapor Pressure(time_min_vap_pres)
  • Pressure, vapor, at 60-m height, 24-hr minimum(min_vap_pres)
  • Humidity, relative, at 60-m height, 24-hr maximum(max_rh)
  • Time of Maximum Snow Depth(time_max_snow)
  • Time of Relative Humidity(time_min_rh)
  • time_offset
  • Minimum Barometric Pressure(min_bar_pres)
  • Time of Minimum Wind Speed(time_min_wspd)

sgp1smosE20.00:
  • Raw data stream - documentation not supported

sgp1smosE20.a0:
  • Unit Vector Wind Direction(wdir)
  • Precipitation, total(precip)
  • lat
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • base_time
  • Temperature, air(temp)
  • Wind direction, 30-min intervals, standard deviation(sd_deg)
  • alt
  • Wind speed, vector-averaged, at 10-m height, 30-min intervals(wspd_va)
  • Pressure, atmospheric, at 1-m height, 30-min intervals(bar_pres)
  • Humidity, relative(rh)
  • lon
  • time_offset
  • Mean Wind Speed(wspd)


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DQRID : D991109.18
Start DateStart TimeEnd DateEnd Time
10/13/1999100310/13/19991015
Subject:
SGP/SMOS/E20 - E20 SMOS lowered to surface to install counterweights
DataStreams:sgpsmosE20.01, sgp1smosE20.00, sgp1smosE20.a0, sgp30smosE20.a1, sgp1440smosE20.a0
Description:
The E20 SMOS was lowered to the surface on 13 OCT 1999 between 1003 and 1015 GMT 
while counterweights were installed.  All temperature and humidity data are 
questionable during this period.
Measurements:sgpsmosE20.01:
  • Raw data stream - documentation not supported

sgp30smosE20.a1:
  • Humidity, relative, 30-min intervals, standard deviation(sd_rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)
  • Temperature, air, 30-min intervals, standard deviation(sd_temp)
  • sd_vap_pres
  • Temperature, air(temp)
  • Humidity, relative(rh)

sgp1440smosE20.a0:
  • Temperature, air, at 60-m height, 24-hr minimum(min_temp)
  • Time of Maximum Temperature(time_max_temp)
  • Time of Minimum Temperature(time_min_temp)
  • Temperature, air, at 60-m height, 24-hr maximum(max_temp)
  • Time of Maximum Relative Humidity(time_max_rh)
  • Time of Relative Humidity(time_min_rh)
  • Pressure, vapor, at 60-m height, 24-hr maximum(max_vap_pres)
  • Humidity, relative, at 60-m height, 24-hr minimum(min_rh)
  • Time of Maximum Vapor Pressure(time_max_vap_pres)
  • Time of Minimum Vapor Pressure(time_min_vap_pres)
  • Pressure, vapor, at 60-m height, 24-hr minimum(min_vap_pres)
  • Humidity, relative, at 60-m height, 24-hr maximum(max_rh)

sgp1smosE20.00:
  • Raw data stream - documentation not supported

sgp1smosE20.a0:
  • Temperature, air(temp)
  • Humidity, relative(rh)
  • Pressure, vapor, 60-m height, 30-min intervals(vap_pres)


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END OF DATA