DQR ID | Subject | Data Streams Affected |
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D050808.3 | TWP/SMET/C3 - Data not representative | twpsmet60sC3.b1 |
D051115.1 | TWP/SMET/C3 - Upper wind sensor failure | twpsmet60sC3.b1 |
D051117.2 | TWP/SMET/C3 - RH Values Artificially High | twpsmet60sC3.b1 |
D051117.3 | TWP/SMET/C3 - Instrument failure | twpsmet60sC3.b1 |
D060426.8 | TWP/SMET/C3 - ORG data noisy due to degraded ground | twpsmet60sC3.b1 |
D060502.3 | TWP/SMET/C3 - Reprocessed: Lower windspeed sensor calibration error | twpsmet60sC3.b1 |
D060627.1 | TWP/SMET/C3 - Data not representative | twpsmet60sC3.b1 |
D061011.4 | TWP/SMET/C3 - Reprocess: Tipping bucket rain gauge added | twpsmet60sC3.b1 |
D070306.2 | TWP/SMET/C3 - Barometer Data Incorrect | twpsmet60sC3.b1 |
D070306.3 | TWP/SMET/C3 - Water in enclosure | twpsmet60sC3.b1 |
D070803.1 | TWP/SMET/C3 - Upper wind speed artificially slow | twpsmet60sC3.b1 |
D071105.1 | TWP/SMET/C3 - ORG overestimated rainfall | twpsmet60sC3.b1 |
D080225.1 | TWP/SMET/C3 - Upper Wind Sensor Data Questionable | twpsmet60sC3.b1 |
D080611.2 | TWP/SMET/C3 - Lower Wind Direction Intermittently Wrong | twpsmet60sC3.b1 |
D080715.1 | TWP/SMET/C3 - Upper wind speed data incorrect | twpsmet60sC3.b1 |
D080922.5 | TWP/SMET/C3 - Missing data | twpsmet60sC3.b1 |
D081022.8 | TWP/SMET/C3 - Wind Speed data contain offset due to induced voltage | twpsmet60sC3.b1 |
D090129.4 | TWP/SMET/C3 - Reprocess: Station Pressure values reported in hPa instead of kPa. | twpsmet60sC3.b1 |
D090515.1 | TWP/SMET/C3 - Reprocess: Temperature Biased low by 1.06 Degrees | twpsmet60sC3.b1 |
Subject: | TWP/SMET/C3 - Data not representative |
DataStreams: | twpsmet60sC3.b1
|
Description: | Tower was lowered for radiometer change and characterization. Data are not representative
of local conditions. |
Measurements: | twpsmet60sC3.b1: - Lower sensor, wind speed minimum(lo_spd_min)
- Precipitation maximum(precip_max)
- Lower sensor, wind direction standard deviation(lo_dir_sd)
- precipitation minimum(precip_min)
- Upper sensor, wind speed maximum(up_spd_max)
- Tipping bucket raingauge total(tbrg_total)
- Mean Air Temperature or Hardware Error(temp_mean)
- Upper sensor, wind direction standard deviation(up_dir_sd)
- Vapor pressure mean(vappress_mean)
- Lower sensor, wind speed arithmetic average(lo_spd_arith_avg)
- Barometric Pressure(atmos_pressure)
- Lower sensor, wind speed standard deviation(lo_spd_sd)
- Vapor pressure standard deviation(vappress_sd)
- Lower sensor, wind speed maximum(lo_spd_max)
- Mean Relative Humidity(relh_mean)
- Upper sensor, wind speed arithmetic average(up_spd_arith_avg)
- Lower sensor, wind speed vector average(lo_spd_vec_avg)
- Upper sensor, wind direction vector average(up_dir_vec_avg)
- Std Dev of Relative Humidity or Hardware Error Code(relh_sd)
- Precipitation mean(precip_mean)
- Lower sensor, wind direction vector average(lo_dir_vec_avg)
- Precipitation standard deviation(precip_sd)
- Upper sensor, wind speed minimum(up_spd_min)
- Tipping bucket raingauge count total(tbrg_count_total)
- Upper sensor, wind speed standard deviation(up_spd_sd)
- Std Dev of Air Temperature(temp_sd)
- Upper sensor, wind speed vector average(up_spd_vec_avg)
|
Subject: | TWP/SMET/C3 - Data not representative |
DataStreams: | twpsmet60sC3.b1
|
Description: | The Anemometer readings were incorrect due to the tower being lowered for maintenance. |
Measurements: | twpsmet60sC3.b1: - Lower sensor, wind speed standard deviation(lo_spd_sd)
- Lower sensor, wind speed minimum(lo_spd_min)
- Lower sensor, wind speed maximum(lo_spd_max)
- Upper sensor, wind speed arithmetic average(up_spd_arith_avg)
- Lower sensor, wind speed vector average(lo_spd_vec_avg)
- Upper sensor, wind direction vector average(up_dir_vec_avg)
- Lower sensor, wind direction standard deviation(lo_dir_sd)
- Upper sensor, wind speed maximum(up_spd_max)
- Lower sensor, wind direction vector average(lo_dir_vec_avg)
- Upper sensor, wind speed minimum(up_spd_min)
- Upper sensor, wind direction standard deviation(up_dir_sd)
- Lower sensor, wind speed arithmetic average(lo_spd_arith_avg)
- Upper sensor, wind speed standard deviation(up_spd_sd)
- Upper sensor, wind speed vector average(up_spd_vec_avg)
|
Subject: | TWP/SMET/C3 - Missing data |
DataStreams: | twpsmet60sC3.b1
|
Description: | Data are missing and unrecoverable. |
Measurements: | twpsmet60sC3.b1: - time(time)
- lat(lat)
- Lower sensor, wind speed minimum(lo_spd_min)
- Time offset of tweaks from base_time(time_offset)
- Precipitation maximum(precip_max)
- Battery Voltage(internal_voltage)
- Logger panel temperature(logger_temp)
- Lower sensor, wind direction standard deviation(lo_dir_sd)
- precipitation minimum(precip_min)
- Upper sensor, wind speed maximum(up_spd_max)
- Tipping bucket raingauge total(tbrg_total)
- Mean Air Temperature or Hardware Error(temp_mean)
- Vapor pressure mean(vappress_mean)
- Upper sensor, wind direction standard deviation(up_dir_sd)
- Lower sensor, wind speed arithmetic average(lo_spd_arith_avg)
- Barometric Pressure(atmos_pressure)
- Lower sensor, wind speed standard deviation(lo_spd_sd)
- Vapor pressure standard deviation(vappress_sd)
- Mean Relative Humidity(relh_mean)
- Lower sensor, wind speed maximum(lo_spd_max)
- Upper sensor, wind speed arithmetic average(up_spd_arith_avg)
- Lower sensor, wind speed vector average(lo_spd_vec_avg)
- Upper sensor, wind direction vector average(up_dir_vec_avg)
- Std Dev of Relative Humidity or Hardware Error Code(relh_sd)
- Precipitation mean(precip_mean)
- Lower sensor, wind direction vector average(lo_dir_vec_avg)
- base time(base_time)
- Dummy altitude for Zeb(alt)
- Precipitation standard deviation(precip_sd)
- lon(lon)
- Upper sensor, wind speed minimum(up_spd_min)
- Tipping bucket raingauge count total(tbrg_count_total)
- Upper sensor, wind speed vector average(up_spd_vec_avg)
- Std Dev of Air Temperature(temp_sd)
- Upper sensor, wind speed standard deviation(up_spd_sd)
|
Subject: | TWP/SMET/C3 - Wind Speed data contain offset due to induced voltage |
DataStreams: | twpsmet60sC3.b1
|
Description: | The marine model of the RM Young wind sensor needs twisted pair shielded cable. The
manufacturer did not originally supply the pigtail with twisted pair shielded cable. Use of
twisted pair shielded cable for the rest of the cable run to the logger was also not
specified. This caused an induced voltage in the wind speed line from the wind direction
excitation. The induced voltage varied from sensor to sensor and probably changed anytime
the cable was replaced or parts of the wind sensor were repaired or replaced. The induced
voltage has been seen to vary from 0.15 m/s to as much as 1.08 m/s. |
Measurements: | twpsmet60sC3.b1: - Upper sensor, wind speed maximum(up_spd_max)
- Lower sensor, wind speed minimum(lo_spd_min)
- Lower sensor, wind speed standard deviation(lo_spd_sd)
- Lower sensor, wind speed maximum(lo_spd_max)
- Upper sensor, wind speed arithmetic average(up_spd_arith_avg)
- Lower sensor, wind speed vector average(lo_spd_vec_avg)
- Upper sensor, wind speed minimum(up_spd_min)
- Lower sensor, wind speed arithmetic average(lo_spd_arith_avg)
- Upper sensor, wind speed vector average(up_spd_vec_avg)
- Upper sensor, wind speed standard deviation(up_spd_sd)
|