DQR ID | Subject | Data Streams Affected | Data Quality Metric |
---|---|---|---|
D110513.10 | SGP/ECOR/E21 - TimeCheck Error | sgp30ecorE21.b1 | Suspect |
D120128.3 | SGP/ECOR/E14 - Intermittent missing data | sgp30ecorE14.b1 | Missing |
D120305.2 | SGP/ECOR/E38 - Cable failure | sgp30ecorE38.b1 | Incorrect |
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
06/07/2010 | 0000 | 06/29/2010 | 2359 | Suspect |
Subject: | SGP/ECOR/E21 - TimeCheck Error |
DataStreams: | sgp30ecorE21.b1 |
Description: | Starting on 2010-06-07 the E21 system clock started drifting until the problem was corrected on 2010-06-29, The maximum daily offset reported in the collection logs were: Jun 7 offset: -5.04 Jun 8 Offset: -267.449039 Jun 9 Offset: -541.038624 Jun 10 Offset: -814.469141 Jun 11 Offset: -1076.862114 Jun 12 Offset: -1350.330223 Jun 13 Offset: -1623.639335 Jun 14 Offset: -1897.047754 Jun 15 Offset: -2170.552312 Jun 16 Offset: -2422.130746 Jun 17 Offset: -2684.607495 Jun 18 - Jun 22 (unknown) Jun 23 Offset: -4204.730579 |
Measurements: | sgp30ecorE21.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
08/04/2011 | 1330 | 11/29/2011 | 2100 | Missing |
Subject: | SGP/ECOR/E14 - Intermittent missing data |
DataStreams: | sgp30ecorE14.b1 |
Description: | Many times during a month there was missing data because of a failing UPS. |
Measurements: | sgp30ecorE14.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
10/21/2011 | 2000 | 02/09/2012 | 1630 | Incorrect |
Subject: | SGP/ECOR/E38 - Cable failure |
DataStreams: | sgp30ecorE38.b1 |
Description: | CO2 flux (fc), latent heat flux (lv_e), mean CO2 Density (mean_c), and variance of variable c (var_c) were incorrect. Replacement of DAC cables 2/9 resolved the problem. |
Measurements: | sgp30ecorE38.b1:
|