Data Quality Reports for Session: 183594 User: vp1 Completed: 02/20/2017


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D110513.10SGP/ECOR/E21 - TimeCheck Errorsgp30ecorE21.b1Suspect
D120128.3SGP/ECOR/E14 - Intermittent missing datasgp30ecorE14.b1Missing
D120305.2SGP/ECOR/E38 - Cable failuresgp30ecorE38.b1Incorrect


DQRID : D110513.10
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/07/2010000006/29/20102359Suspect
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:
  • Latent heat flux(lv_e)
  • wind_dir
  • rotated covariance wc(cvar_rot_wc)
  • n_good_c
  • n_bad_q
  • rotated covariance wt(cvar_rot_wt)
  • rotated covariance wq(cvar_rot_wq)
  • n_bad_c
  • base_time
  • mean_spk_q
  • mean_cooler
  • real_cp
  • real_mr
  • rotated covariance vc(cvar_rot_vc)
  • mean_spk_c
  • elev
  • n_bad_u
  • n_bad_t
  • kurt_v
  • n_bad_w
  • covariance tc(cvar_tc)
  • kurt_w
  • n_bad_v
  • kurt_t
  • kurt_u
  • East longitude(lon)
  • rotated covariance vt(cvar_rot_vt)
  • real_lv
  • rotated covariance vw(cvar_rot_vw)
  • mean_spk_v
  • rotated covariance vq(cvar_rot_vq)
  • kurt_q
  • mean_spk_w
  • covariance tq(cvar_tq)
  • mean_spk_t
  • mean_spk_u
  • covariance uw(cvar_uw)
  • kurt_c
  • rotated covariance uc(cvar_rot_uc)
  • covariance ut(cvar_ut)
  • wind_spd
  • covariance uv(cvar_uv)
  • variance of variable t(var_t)
  • Variance of q(var_q)
  • covaraince vc(cvar_vc)
  • variance of variable w(var_w)
  • variance of variable u(var_u)
  • skew_c
  • variance of variable v(var_v)
  • rotated covariance uv(cvar_rot_uv)
  • rotated covariance ut(cvar_rot_ut)
  • standard deviation of wind elevation angle(std_elev)
  • covariance uc(cvar_uc)
  • rotated covariance uw(cvar_rot_uw)
  • Variance of co2 density(var_c)
  • phi
  • rho
  • covariance uq(cvar_uq)
  • rotated covariance uq(cvar_rot_uq)
  • covariance vw(cvar_vw)
  • covariance vt(cvar_vt)
  • covariance wc(cvar_wc)
  • skew_v
  • skew_w
  • skew_t
  • skew_u
  • n_good_u
  • n_good_t
  • covariance vq(cvar_vq)
  • n_good_w
  • n_good_v
  • n_good_q
  • skew_q
  • Mean sonic temp(mean_t)
  • rotated variance w(var_rot_w)
  • Variance of rotated u(var_rot_u)
  • standard deviation of wind direction(std_wind_dir)
  • rotated variance v(var_rot_v)
  • Mean H2O density(mean_q)
  • mean_w
  • mean_v
  • mean_u
  • Water vapor mixing ratio observed by the Raman lidar(mr)
  • CO2 flux(fc)
  • temp_irga
  • covariance wt(cvar_wt)
  • covaraince wq(cvar_wq)
  • Mean CO2 density(mean_c)
  • atm_pres
  • Altitude above mean sea level(alt)
  • real_rho
  • time
  • n_bad_son_ic
  • n_spk_c
  • friction velocity(ustar)
  • mean_rot_v
  • Mean horizontal wind speed(mean_rot_u)
  • n_bad_irga
  • mean_rot_w
  • covariance qc(cvar_qc)
  • Corrected sensible heat flux(h)
  • n_bad_irga_light
  • k
  • Pressure, condensation, at altitude, RUC model output(cp)
  • n_spk_q
  • lv
  • n_spk_w
  • time_offset
  • n_spk_t
  • n_spk_u
  • North latitude(lat)
  • n_spk_v


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DQRID : D120128.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/04/2011133011/29/20112100Missing
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:
  • n_bad_irga
  • rotated covariance vq(cvar_rot_vq)
  • rotated covariance vw(cvar_rot_vw)
  • temp_irga
  • rotated covariance vt(cvar_rot_vt)
  • rho
  • Mean CO2 density(mean_c)
  • rotated covariance vc(cvar_rot_vc)
  • rotated covariance uw(cvar_rot_uw)
  • Altitude above mean sea level(alt)
  • rotated covariance uq(cvar_rot_uq)
  • standard deviation of wind direction(std_wind_dir)
  • rotated covariance ut(cvar_rot_ut)
  • rotated covariance uv(cvar_rot_uv)
  • CO2 flux(fc)
  • rotated variance v(var_rot_v)
  • Variance of rotated u(var_rot_u)
  • rotated variance w(var_rot_w)
  • covariance tc(cvar_tc)
  • mean_cooler
  • skew_c
  • East longitude(lon)
  • rotated covariance uc(cvar_rot_uc)
  • n_bad_son_ic
  • Water vapor mixing ratio observed by the Raman lidar(mr)
  • n_good_w
  • variance of variable v(var_v)
  • variance of variable u(var_u)
  • n_good_v
  • covariance tq(cvar_tq)
  • n_good_u
  • variance of variable w(var_w)
  • n_good_t
  • elev
  • Latent heat flux(lv_e)
  • base_time
  • covariance uc(cvar_uc)
  • Variance of q(var_q)
  • variance of variable t(var_t)
  • n_good_q
  • wind_spd
  • covariance ut(cvar_ut)
  • k
  • covariance uv(cvar_uv)
  • Corrected sensible heat flux(h)
  • lv
  • mean_rot_w
  • covariance uq(cvar_uq)
  • Mean horizontal wind speed(mean_rot_u)
  • mean_rot_v
  • time_offset
  • mean_spk_c
  • Variance of co2 density(var_c)
  • n_good_c
  • n_bad_irga_light
  • wind_dir
  • mean_spk_v
  • mean_spk_w
  • covaraince vc(cvar_vc)
  • mean_spk_t
  • mean_spk_u
  • covariance uw(cvar_uw)
  • mean_spk_q
  • rotated covariance wc(cvar_rot_wc)
  • covariance vq(cvar_vq)
  • n_spk_c
  • covariance vw(cvar_vw)
  • covariance vt(cvar_vt)
  • kurt_c
  • covariance wc(cvar_wc)
  • rotated covariance wt(cvar_rot_wt)
  • rotated covariance wq(cvar_rot_wq)
  • real_lv
  • kurt_u
  • kurt_t
  • Pressure, condensation, at altitude, RUC model output(cp)
  • kurt_q
  • covaraince wq(cvar_wq)
  • friction velocity(ustar)
  • covariance wt(cvar_wt)
  • real_cp
  • n_spk_w
  • n_spk_t
  • n_spk_u
  • n_spk_v
  • n_spk_q
  • kurt_v
  • real_mr
  • kurt_w
  • skew_u
  • skew_t
  • skew_w
  • skew_v
  • skew_q
  • standard deviation of wind elevation angle(std_elev)
  • real_rho
  • atm_pres
  • time
  • Mean H2O density(mean_q)
  • Mean sonic temp(mean_t)
  • mean_u
  • mean_v
  • phi
  • mean_w
  • n_bad_c
  • covariance qc(cvar_qc)
  • n_bad_w
  • n_bad_v
  • n_bad_u
  • n_bad_t
  • n_bad_q
  • North latitude(lat)


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DQRID : D120305.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/21/2011200002/09/20121630Incorrect
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:
  • rotated covariance wc(cvar_rot_wc)
  • covariance wc(cvar_wc)
  • CO2 flux(fc)
  • mean_spk_c
  • rotated covariance vc(cvar_rot_vc)
  • rotated covariance uc(cvar_rot_uc)
  • Variance of co2 density(var_c)
  • covariance qc(cvar_qc)
  • Mean CO2 density(mean_c)
  • kurt_c
  • Variance of q(var_q)
  • covariance tc(cvar_tc)
  • Latent heat flux(lv_e)
  • covaraince vc(cvar_vc)
  • covariance uc(cvar_uc)
  • skew_c


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