DQRs for Session: 119632 User:dmfoperCompleted: 05-16-2009

Data Quality Reports for Session: 119632 User: dmfoper Completed: 05/16/2009

TABLE OF CONTENTS

DQR ID	Subject	Data Streams Affected
D020208.2	TWP/MFRSR/C1 - Missing Data	twpmfrsrC1.a0, twpmfrsrC1.b1
D080703.4	TWP/MFRSR/C1 - Incorrect alltime units	twpmfrsrC1.b1
D980512.1	TWP/MFRSR/C1 - Calibration Drift	twpmfrsrC1.a0, twpmfrsrC1.b1
D990906.2	TWP/MFRSR/C1 - Reprocess: Metadata error	twpmfrsrC1.a0, twpmfrsrC1.b1
D990912.1	TWP/MFRSR/C1 - Reprocess: Metadata error	twpmfrsrC1.a0, twpmfrsrC1.b1

DQRID : D020208.2

Start Date	Start Time	End Date	End Time
10/25/1996	1136	10/27/1996	2051
11/01/1996	1216	11/04/1996	1554
11/15/1996	1403	11/18/1996	0758
11/18/1996	2246	11/20/1996	1829
03/16/1997	0300	03/25/1997	0039
03/27/1997	1609	04/01/1997	0711
04/01/1997	2306	04/03/1997	2035
06/04/1997	0618	06/11/1997	0352
07/08/1997	1047	07/21/1997	2126
11/06/1997	0452	11/10/1997	1658
12/17/1997	0759	01/13/1998	0213
01/14/1998	1752	02/07/1998	0328
05/23/1998	1707	05/25/1998	2305
06/22/1998	1236	07/07/1998	2151
08/21/1998	2247	08/27/1998	0708
11/20/1998	0136	11/27/1998	0405
12/13/1998	2124	12/15/1998	0013
01/04/1999	0853	01/06/1999	2034
01/09/1999	0338	01/11/1999	2014
03/12/1999	1413	03/15/1999	0019
03/28/1999	0625	04/01/1999	1552
05/15/1999	0401	05/17/1999	0359
05/24/1999	2124	06/15/1999	0329
08/02/1999	0950	08/05/1999	1044
09/03/1999	0235	09/10/1999	0209
10/01/1999	0830	10/22/1999	1955
05/27/2000	1454	05/29/2000	0501
08/12/2000	1605	08/14/2000	0501
08/22/2000	2326	08/24/2000	0436
09/03/2000	0419	09/08/2000	2112
10/14/2000	0400	10/19/2000	0218
12/02/2000	2218	12/04/2000	0235
12/21/2000	0554	12/23/2000	0013
01/01/2001	0512	01/03/2001	0437
02/17/2001	1357	02/19/2001	0640
03/17/2001	1426	03/20/2001	0455
03/20/2002	0119	03/22/2002	0647
09/26/2002	0036	10/01/2002	0047
10/20/2002	0123	10/30/2002	0330
07/13/2006	1802	09/13/2006	1600

Subject:	TWP/MFRSR/C1 - Missing Data
DataStreams:	twpmfrsrC1.a0, twpmfrsrC1.b1
Description:	Data are missing and unrecoverable.
Measurements:	twpmfrsrC1.b1: Ratio of direct_normal_narrowband_filter1 to diffuse_hemisp_narrowband_filter1(direct_diffuse_ratio_filter1) Nominal calibration factor, applied to broadband data(nominal_calibration_factor_broadband) Offset subtracted from upwelling hemispheric filter5 data(offset_filter5) Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3) cosine correction, south to north, filter3(cosine_correction_sn_filter3) Normalized filter function data, filter 3, wavelength value obtained during bench calibrations(wavelength_filter3) Offset subtracted from upwelling hemispheric broadband data(offset_broadband) Normalized filter function data, filter 4, wavelength value obtained during bench calibrations(wavelength_filter4) cosine correction, south to north, filter5(cosine_correction_sn_filter5) Normalized filter function data, filter 1, measured transmittance value obtained during bench calibrations(normalized_transmittance_filter1) Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6) Ratio of direct_normal_narrowband_filter2 to diffuse_hemisp_narrowband_filter2(direct_diffuse_ratio_filter2) Azimuth angle(azimuth_angle) Alltime Narrowband Hemispheric Irradiance, Filter 2(alltime_hemisp_narrowband_filter2) Normalized filter function data, filter 2, wavelength value obtained during bench calibrations(wavelength_filter2) Narrowband Diffuse Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4) Normalized filter function data, filter 2, measured transmittance value obtained during bench calibrations(normalized_transmittance_filter2) Alltime Narrowband Hemispheric Irradiance, Filter 4(alltime_hemisp_narrowband_filter4) cosine correction, south to north, filter4(cosine_correction_sn_filter4) Offset subtracted from upwelling hemispheric filter1 data(offset_filter1) Solar zenith angle(solar_zenith_angle) Direct Normal Narrowband Irradiance, Filter 1(direct_normal_narrowband_filter1) Alltime Narrowband Hemispheric Irradiance, Filter 5(alltime_hemisp_narrowband_filter5) cosine correction, west to east, broadband channel(cosine_correction_we_broadband) Hemispheric Irradiance, MFRSR(hemisp_broadband) Normalized filter function data, filter 1, wavelength value obtained during bench calibrations(wavelength_filter1) Narrowband Diffuse Hemispheric Irradiance, Filter 5(diffuse_hemisp_narrowband_filter5) Offset subtracted from upwelling hemispheric filter6 data(offset_filter6) Ratio of direct_normal_narrowband_filter6 to diffuse_hemisp_narrowband_filter6(direct_diffuse_ratio_filter6) Normalized filter function data, filter 4, measured transmittance value obtained during bench calibrations(normalized_transmittance_filter4) Direct Normal Narrowband Irradiance, Filter 2(direct_normal_narrowband_filter2) Narrowband Direct Horizontal Irradiance, Filter 6(direct_horizontal_narrowband_filter6) Alltime Hemispheric Broadband Irradiance(alltime_hemisp_broadband) Offset subtracted from upwelling hemispheric filter4 data(offset_filter4) Data Logger Supply Voltage(logger_volt) Narrowband Diffuse Hemispheric Irradiance, Filter 6(diffuse_hemisp_narrowband_filter6) cosine correction, south to north, broadband channel(cosine_correction_sn_broadband) Offset subtracted from upwelling hemispheric filter2 data(offset_filter2) Narrowband Direct Horizontal Irradiance, Filter 5(direct_horizontal_narrowband_filter5) Cosine correction of filter1 diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_filter1) Narrowband Hemispheric Irradiance, Filter 5(hemisp_narrowband_filter5) Ratio of direct_normal_narrowband_filter3 to diffuse_hemisp_narrowband_filter3(direct_diffuse_ratio_filter3) Normalized filter function data, filter 3, measured transmittance value obtained during bench calibrations(normalized_transmittance_filter3) time(time) Narrowband Direct Horizontal Irradiance, Filter 3(direct_horizontal_narrowband_filter3) Nominal calibration factor, applied to filter6 data(nominal_calibration_factor_filter6) lat(lat) Cosine correction applied to direct_horizontal_broadband(computed_cosine_correction_broadband) Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2) Offset subtracted from upwelling hemispheric filter3 data(offset_filter3) Narrowband Hemispheric Irradiance, Filter 1(hemisp_narrowband_filter1) Ratio of direct_normal_narrowband_filter4 to diffuse_hemisp_narrowband_filter4(direct_diffuse_ratio_filter4) Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3) Normalized filter function data, filter 5, measured transmittance value obtained during bench calibrations(normalized_transmittance_filter5) Cosine correction applied to direct_horizontal_narrowband_filter3(computed_cosine_correction_filter3) Cosine correction of filter5 diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_filter5) cosine correction, west to east, filter3(cosine_correction_we_filter3) Dummy altitude for Zeb(alt) Direct Horizontal Broadband Irradiance, broadband scale applied(direct_horizontal_broadband) Diffuse Hemispheric Broadband Irradiance (Approximate), MFRSR(diffuse_hemisp_broadband) Normalized filter function data, filter 6, measured transmittance value obtained during bench calibrations(normalized_transmittance_filter6) Normalized filter function data, filter 5, wavelength value obtained during bench calibrations(wavelength_filter5) Nominal calibration factor, applied to filter2 data(nominal_calibration_factor_filter2) cosine correction, west to east, filter6(cosine_correction_we_filter6) base time(base_time) Cosine of Solar Zenith Angle(cosine_solar_zenith_angle) Nominal calibration factor, applied to filter3 data(nominal_calibration_factor_filter3) Direct Normal Broadband Irradiance broadband scale applied(direct_normal_broadband) Cosine correction applied to direct_horizontal_narrowband_filter5(computed_cosine_correction_filter5) Nominal calibration factor, applied to filter4 data(nominal_calibration_factor_filter4) Elevation Angle(elevation_angle) Narrowband Diffuse Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3) Narrowband Direct Horizontal Irradiance, Filter 2(direct_horizontal_narrowband_filter2) Air mass(airmass) Ratio of direct_normal_narrowband_filter5 to diffuse_hemisp_narrowband_filter5(direct_diffuse_ratio_filter5) Detector Temperature(head_temp) Ratio of direct_normal_broadband to diffuse_hemisp_broadband(direct_diffuse_ratio_broadband) Logger panel temperature(logger_temp) Narrowband Direct Horizontal Irradiance, Filter 4(direct_horizontal_narrowband_filter4) Cosine correction applied to direct_horizontal_narrowband_filter2(computed_cosine_correction_filter2) Narrowband Direct Horizontal Irradiance, Filter 1(direct_horizontal_narrowband_filter1) cosine correction, west to east, filter2(cosine_correction_we_filter2) Cosine correction of filter6 diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_filter6) Alltime Narrowband Hemispheric Irradiance, Filter 6(alltime_hemisp_narrowband_filter6) Normalized filter function data, filter 6, wavelength value obtained during bench calibrations(wavelength_filter6) cosine correction, south to north, filter1(cosine_correction_sn_filter1) Narrowband Diffuse Hemispheric Irradiance, Filter 1(diffuse_hemisp_narrowband_filter1) cosine correction, west to east, filter1(cosine_correction_we_filter1) Direct Normal Narrowband Irradiance, Filter 3(direct_normal_narrowband_filter3) Nominal calibration factor, applied to filter5 data(nominal_calibration_factor_filter5) Cosine correction of filter2 diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_filter2) Cosine correction applied to direct_horizontal_narrowband_filter6(computed_cosine_correction_filter6) Time offset of tweaks from base_time(time_offset) Direct Normal Narrowband Irradiance, Filter 6(direct_normal_narrowband_filter6) Direct Normal Narrowband Irradiance, Filter 5(direct_normal_narrowband_filter5) lon(lon) Alltime Narrowband Hemispheric Irradiance, Filter 1(alltime_hemisp_narrowband_filter1) cosine correction, south to north, filter6(cosine_correction_sn_filter6) cosine correction, west to east, filter5(cosine_correction_we_filter5) Narrowband Hemispheric Irradiance, Filter 4(hemisp_narrowband_filter4) cosine correction, west to east, filter4(cosine_correction_we_filter4) Narrowband Diffuse Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2) Second Detector Temperature(head_temp2) Cosine correction of filter3 diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_filter3) Cosine correction applied to direct_horizontal_narrowband_filter4(computed_cosine_correction_filter4) angle of incidence during cosine bench measurements(bench_angle) Nominal calibration factor, applied to filter1 data(nominal_calibration_factor_filter1) Direct Normal Narrowband Irradiance, Filter 4(direct_normal_narrowband_filter4) Cosine correction of broadband diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_broadband) Cosine correction of filter4 diffuse, assuming Rayleigh sky at 45 deg zenith angle(diffuse_correction_filter4) Cosine correction applied to direct_horizontal_narrowband_filter1(computed_cosine_correction_filter1) cosine correction, south to north, filter2(cosine_correction_sn_filter2) twpmfrsrC1.a0: Diffuse Narrowband Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2_raw) lat(lat) Second Detector Temperature(head_temp2) Alltime Narrowband Hemispheric Irradiance, Filter 6(alltime_hemisp_narrowband_filter6) Narrowband Diffuse Hemispheric Irradiance, Filter 5(diffuse_hemisp_narrowband_filter5) Offset subtracted from upwelling hemispheric broadband data(offset_broadband) Narrowband Direct Horizontal Irradiance, Filter 2(direct_horizontal_narrowband_filter2) Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6) Narrowband Direct Horizontal Irradiance, Filter 4(direct_horizontal_narrowband_filter4) Narrowband Direct Horizontal Irradiance, Filter 6(direct_horizontal_narrowband_filter6) Narrowband Direct Horizontal Irradiance, Filter 3(direct_horizontal_narrowband_filter3) Narrowband Diffuse Hemispheric Irradiance, Filter 1(diffuse_hemisp_narrowband_filter1) Diffuse Narrowband Hemispheric Irradiance, Filter 6(diffuse_hemisp_narrowband_filter6_raw) Narrowband Direct Horizontal Irradiance, Filter 1(direct_horizontal_narrowband_filter1) Diffuse Narrowband Hemispheric Irradiance, Filter 1(diffuse_hemisp_narrowband_filter1_raw) Offset subtracted from upwelling hemispheric filter2 data(offset_filter2) Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3) Dummy altitude for Zeb(alt) Time offset of tweaks from base_time(time_offset) Detector Temperature(head_temp) Narrowband Hemispheric Irradiance, Filter 5(hemisp_narrowband_filter5) Narrowband Direct Horizontal Irradiance, Filter 5(direct_horizontal_narrowband_filter5) Narrowband Diffuse Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3) Offset subtracted from upwelling hemispheric filter5 data(offset_filter5) Alltime Narrowband Hemispheric Irradiance, Filter 4(alltime_hemisp_narrowband_filter4) Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2_raw) Hemispheric Irradiance, MFRSR(hemisp_broadband) lon(lon) Narrowband Hemispheric Irradiance, Filter 1(hemisp_narrowband_filter1) Narrowband Diffuse Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2) Alltime Narrowband Hemispheric Irradiance, Filter 5(alltime_hemisp_narrowband_filter5) Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2) Logger panel temperature(logger_temp) Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6_raw) Narrowband Hemispheric Irradiance, Filter 4(hemisp_narrowband_filter4_raw) Data Logger Supply Voltage(logger_volt) Offset subtracted from upwelling hemispheric filter6 data(offset_filter6) Alltime Hemispheric Broadband Irradiance(alltime_hemisp_broadband) Narrowband Hemispheric Irradiance, Filter 5(hemisp_narrowband_filter5_raw) Hemispheric Broadband Irradiance(hemisp_broadband_raw) Diffuse Narrowband Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4_raw) Offset subtracted from upwelling hemispheric filter3 data(offset_filter3) Diffuse Hemispheric Broadband Irradiance (Approximate), MFRSR(diffuse_hemisp_broadband) Offset subtracted from upwelling hemispheric filter4 data(offset_filter4) Alltime Narrowband Hemispheric Irradiance, Filter 2(alltime_hemisp_narrowband_filter2) time(time) Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3_raw) Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3) Diffuse Narrowband Hemispheric Irradiance, Filter 5(diffuse_hemisp_narrowband_filter5_raw) base time(base_time) Direct Horizontal Broadband Irradiance, broadband scale applied(direct_horizontal_broadband) Alltime Narrowband Hemispheric Irradiance, Filter 1(alltime_hemisp_narrowband_filter1) Offset subtracted from upwelling hemispheric filter1 data(offset_filter1) Diffuse Hemispheric Broadband Irradiance(diffuse_hemisp_broadband_raw) Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3_raw) Narrowband Hemispheric Irradiance, Filter 4(hemisp_narrowband_filter4) Narrowband Diffuse Hemispheric Irradiance, Filter 6(diffuse_hemisp_narrowband_filter6) Narrowband Hemispheric Irradiance, Filter 1(hemisp_narrowband_filter1_raw) Narrowband Diffuse Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4)

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DQRID : D080703.4

Start Date	Start Time	End Date	End Time
10/21/1996	0000	07/08/2008	2359

Subject:	TWP/MFRSR/C1 - Incorrect alltime units
DataStreams:	twpmfrsrC1.b1
Description:	Units of alltime_hemisp_broadband and alltime_hemisp_narrowband_filter(N) are incorrect. They should be counts. A low priority reprocessing task has been submitted to correct this metadata error.
Measurements:	twpmfrsrC1.b1: Alltime Hemispheric Broadband Irradiance(alltime_hemisp_broadband) Alltime Narrowband Hemispheric Irradiance, Filter 2(alltime_hemisp_narrowband_filter2) Alltime Narrowband Hemispheric Irradiance, Filter 5(alltime_hemisp_narrowband_filter5) Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3) Alltime Narrowband Hemispheric Irradiance, Filter 6(alltime_hemisp_narrowband_filter6) Alltime Narrowband Hemispheric Irradiance, Filter 1(alltime_hemisp_narrowband_filter1) Alltime Narrowband Hemispheric Irradiance, Filter 4(alltime_hemisp_narrowband_filter4)

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DQRID : D980512.1

Start Date	Start Time	End Date	End Time
10/21/1996	1803	08/27/1997	2359

Subject:	TWP/MFRSR/C1 - Calibration Drift
DataStreams:	twpmfrsrC1.a0, twpmfrsrC1.b1
Description:	Through this period we see significant drift in all of the MFRSR channels except the 862 nm channel. The most serious drift occurred in the 610 and 665 nm channels which suffered a loss in sensitivity of a factor of 5 or more over the affected period. The MFRSR head was replaced on August 27, 1997 during a RESET visit.
Measurements:	twpmfrsrC1.b1: Ratio of direct_normal_narrowband_filter1 to diffuse_hemisp_narrowband_filter1(direct_diffuse_ratio_filter1) Ratio of direct_normal_narrowband_filter4 to diffuse_hemisp_narrowband_filter4(direct_diffuse_ratio_filter4) Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3) Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3) Direct Horizontal Broadband Irradiance, broadband scale applied(direct_horizontal_broadband) Diffuse Hemispheric Broadband Irradiance (Approximate), MFRSR(diffuse_hemisp_broadband) Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6) Ratio of direct_normal_narrowband_filter2 to diffuse_hemisp_narrowband_filter2(direct_diffuse_ratio_filter2) Direct Normal Broadband Irradiance broadband scale applied(direct_normal_broadband) Alltime Narrowband Hemispheric Irradiance, Filter 2(alltime_hemisp_narrowband_filter2) Narrowband Diffuse Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4) Narrowband Diffuse Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3) Narrowband Direct Horizontal Irradiance, Filter 2(direct_horizontal_narrowband_filter2) Alltime Narrowband Hemispheric Irradiance, Filter 4(alltime_hemisp_narrowband_filter4) Ratio of direct_normal_broadband to diffuse_hemisp_broadband(direct_diffuse_ratio_broadband) Direct Normal Narrowband Irradiance, Filter 1(direct_normal_narrowband_filter1) Narrowband Direct Horizontal Irradiance, Filter 4(direct_horizontal_narrowband_filter4) Narrowband Direct Horizontal Irradiance, Filter 1(direct_horizontal_narrowband_filter1) Hemispheric Irradiance, MFRSR(hemisp_broadband) Alltime Narrowband Hemispheric Irradiance, Filter 6(alltime_hemisp_narrowband_filter6) Narrowband Diffuse Hemispheric Irradiance, Filter 1(diffuse_hemisp_narrowband_filter1) Ratio of direct_normal_narrowband_filter6 to diffuse_hemisp_narrowband_filter6(direct_diffuse_ratio_filter6) Direct Normal Narrowband Irradiance, Filter 2(direct_normal_narrowband_filter2) Narrowband Direct Horizontal Irradiance, Filter 6(direct_horizontal_narrowband_filter6) Alltime Hemispheric Broadband Irradiance(alltime_hemisp_broadband) Direct Normal Narrowband Irradiance, Filter 3(direct_normal_narrowband_filter3) Narrowband Diffuse Hemispheric Irradiance, Filter 6(diffuse_hemisp_narrowband_filter6) Direct Normal Narrowband Irradiance, Filter 6(direct_normal_narrowband_filter6) Alltime Narrowband Hemispheric Irradiance, Filter 1(alltime_hemisp_narrowband_filter1) Ratio of direct_normal_narrowband_filter3 to diffuse_hemisp_narrowband_filter3(direct_diffuse_ratio_filter3) Narrowband Hemispheric Irradiance, Filter 4(hemisp_narrowband_filter4) Narrowband Diffuse Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2) Direct Normal Narrowband Irradiance, Filter 4(direct_normal_narrowband_filter4) Narrowband Direct Horizontal Irradiance, Filter 3(direct_horizontal_narrowband_filter3) Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2) Narrowband Hemispheric Irradiance, Filter 1(hemisp_narrowband_filter1) twpmfrsrC1.a0: Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6_raw) Diffuse Narrowband Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2_raw) Narrowband Hemispheric Irradiance, Filter 4(hemisp_narrowband_filter4_raw) Alltime Narrowband Hemispheric Irradiance, Filter 6(alltime_hemisp_narrowband_filter6) Alltime Hemispheric Broadband Irradiance(alltime_hemisp_broadband) Hemispheric Broadband Irradiance(hemisp_broadband_raw) Narrowband Direct Horizontal Irradiance, Filter 2(direct_horizontal_narrowband_filter2) Diffuse Narrowband Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4_raw) Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6) Diffuse Hemispheric Broadband Irradiance (Approximate), MFRSR(diffuse_hemisp_broadband) Narrowband Direct Horizontal Irradiance, Filter 4(direct_horizontal_narrowband_filter4) Narrowband Direct Horizontal Irradiance, Filter 6(direct_horizontal_narrowband_filter6) Narrowband Direct Horizontal Irradiance, Filter 3(direct_horizontal_narrowband_filter3) Alltime Narrowband Hemispheric Irradiance, Filter 2(alltime_hemisp_narrowband_filter2) Narrowband Diffuse Hemispheric Irradiance, Filter 1(diffuse_hemisp_narrowband_filter1) Diffuse Narrowband Hemispheric Irradiance, Filter 6(diffuse_hemisp_narrowband_filter6_raw) Narrowband Direct Horizontal Irradiance, Filter 1(direct_horizontal_narrowband_filter1) Diffuse Narrowband Hemispheric Irradiance, Filter 1(diffuse_hemisp_narrowband_filter1_raw) Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3_raw) Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3) Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3) Direct Horizontal Broadband Irradiance, broadband scale applied(direct_horizontal_broadband) Alltime Narrowband Hemispheric Irradiance, Filter 1(alltime_hemisp_narrowband_filter1) Diffuse Hemispheric Broadband Irradiance(diffuse_hemisp_broadband_raw) Narrowband Diffuse Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3) Alltime Narrowband Hemispheric Irradiance, Filter 4(alltime_hemisp_narrowband_filter4) Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2_raw) Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3_raw) Narrowband Hemispheric Irradiance, Filter 4(hemisp_narrowband_filter4) Narrowband Diffuse Hemispheric Irradiance, Filter 6(diffuse_hemisp_narrowband_filter6) Hemispheric Irradiance, MFRSR(hemisp_broadband) Narrowband Hemispheric Irradiance, Filter 1(hemisp_narrowband_filter1_raw) Narrowband Hemispheric Irradiance, Filter 1(hemisp_narrowband_filter1) Narrowband Diffuse Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2) Narrowband Diffuse Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4) Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2)

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DQRID : D990906.2

Start Date	Start Time	End Date	End Time
09/02/1999	2018	09/04/1999	0513

Subject:	TWP/MFRSR/C1 - Reprocess: Metadata error
DataStreams:	twpmfrsrC1.a0, twpmfrsrC1.b1
Description:	The mfrsr C1 head was swapped out on 99.09.02. The old head ID ($0248) remained in the data stream until 99.09.04, at which time the correct value, $0922 was loaded.
Measurements:	twpmfrsrC1.b1: base time(base_time) twpmfrsrC1.a0: base time(base_time)

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DQRID : D990912.1

Start Date	Start Time	End Date	End Time
02/27/1999	0000	08/12/1999	2359

Subject:	TWP/MFRSR/C1 - Reprocess: Metadata error
DataStreams:	twpmfrsrC1.a0, twpmfrsrC1.b1
Description:	On 1999/02/27 head 225 was replaced by head 227 but the head ID was not updated in the documentation until 1999/08/12. The head ID was incorrectly reported in the data for this period.
Measurements:	twpmfrsrC1.b1: base time(base_time) twpmfrsrC1.a0: base time(base_time)

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END OF DATA