DQR ID | Subject | Data Streams Affected |
---|---|---|
D040317.4 | SGP/SMOS/E6 - 6-month Calibration Checks | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
D050131.6 | SGP/SMOS/E6 - Ice storm froze windspeed and direction sensors | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
D050131.7 | SGP/SMOS/E6 - Missing data due to ice storm | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
D050209.5 | SGP/SMOS/E6 - Wind Data Suspect | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
D050422.2 | SGP/SMOS/E6 - Reprocess: Wind direction offset | sgp1smosE6.b1, sgp30smosE6.b1 |
D050614.2 | SGP/SMOS/E6 - RH Sensor failure | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
D051030.2 | SGP/SMOS/E6 - SMOS Wind direction low | sgp1smosE6.b1, sgp30smosE6.b1 |
D080116.8 | SGP/SMOS/E6 - Wind Data Incorrect Due to Icing | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
D080306.4 | SGP/SMOS/E6 - Incorrect Offset for Wind Directon | sgp1smosE6.b1, sgp30smosE6.b1 |
Start Date | Start Time | End Date | End Time |
---|---|---|---|
11/06/2003 | 1525 | 11/06/2003 | 1640 |
04/08/2004 | 1511 | 04/08/2004 | 1600 |
10/07/2004 | 1407 | 10/07/2004 | 1500 |
04/21/2005 | 1440 | 04/21/2005 | 1525 |
11/03/2005 | 1552 | 11/03/2005 | 1720 |
05/04/2006 | 1540 | 05/04/2006 | 1605 |
10/19/2006 | 1440 | 10/19/2006 | 1520 |
04/19/2007 | 1626 | 04/19/2007 | 1710 |
11/01/2007 | 1602 | 11/01/2007 | 1625 |
Subject: | SGP/SMOS/E6 - 6-month Calibration Checks |
DataStreams: | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | During the time periods specified, the SMOS.E6 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. Calibration results are available from the OMIS database at http://www.ops.sgp.arm.gov:591/smos6cal/default.htm To view all 6-month calibration reports leave the date time entry blank. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1440smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/04/2005 | 1800 | 01/05/2005 | 0200 |
Subject: | SGP/SMOS/E6 - Ice storm froze windspeed and direction sensors |
DataStreams: | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | Windspeed and direction sensors frozen by ice storm during the period specified. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1440smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/05/2005 | 0200 | 01/13/2005 | 1000 |
Subject: | SGP/SMOS/E6 - Missing data due to ice storm |
DataStreams: | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | Data are missing due to severe ice storm. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1440smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/04/2005 | 0000 | 02/03/2005 | 2359 |
Subject: | SGP/SMOS/E6 - Wind Data Suspect |
DataStreams: | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | Wind speed and direction data suspect during time period due to icing. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1440smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
04/01/2001 | 0000 | 03/10/2005 | 1610 |
Subject: | SGP/SMOS/E6 - Reprocess: Wind direction offset |
DataStreams: | sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | When the SGP.E6 SMOS tower was installed it was not aligned properly resulting in a 7 degree offset. On 3/10/05, the datalogger program was modified to correct for this offset. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
06/04/2005 | 0200 | 06/30/2005 | 1545 |
Subject: | SGP/SMOS/E6 - RH Sensor failure |
DataStreams: | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | The RH readings on the SMOS dropped to zero or became very noisy during rain or moist conditions. The sensor was replaced. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1440smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/01/2005 | 0000 | 11/03/2005 | 1615 |
Subject: | SGP/SMOS/E6 - SMOS Wind direction low |
DataStreams: | sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | The wind direction reported by the SMOS went from being 7 degrees too low at the beginning of 2005 (the 7 degrees is a result of misalignment of the SMOS tower by 7 degrees) to 15-20 degrees too small by November 2005. The wind sensor was replaced, bringing the wind direction back to being 7 degrees too small. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/12/2007 | 1020 | 12/13/2007 | 1855 |
Subject: | SGP/SMOS/E6 - Wind Data Incorrect Due to Icing |
DataStreams: | sgp1440smosE6.b1, sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | An ice storm caused the wind data from the RM Young wind sensor to be incorrect. In many instances it was frozen and unmoving, at times it measured values but those are extremely suspect. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1440smosE6.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
03/10/2005 | 1610 | 02/08/2007 | 1700 |
Subject: | SGP/SMOS/E6 - Incorrect Offset for Wind Directon |
DataStreams: | sgp1smosE6.b1, sgp30smosE6.b1 |
Description: | An incorrect offset of 7 degrees was subtracted from the wind direction to correct for misalignment of the towers to true north. The wind direction data may be corrected but the vector averaged wind speed cannot. Subsequent audits have highlighted problems with past measurements of tower alignments. All corrections to wind direction are being removed and Users are directed to view the Instrument Handbook for a table listing all tower alignment deviations from true north. Users can adjust the data at their discretion. |
Measurements: | sgp1smosE6.b1:
sgp30smosE6.b1:
|