DataStreams: | sgpco2flx4mC1.00, sgp30co2flx4mC1.a1, sgpco2flx60mC1.00, sgpco2flxsoilC1.00, sgpco2flxwind60mC1.a1, sgp30co2flx60mC1.a1, sgp30co2flx25mC1.00, sgpco2flx25mC1.b1, sgpco2flx4mC1.b1, sgpco2flx60mC1.b1, sgpco2flxsoilauxC1.b1, sgpco2flxwind25mC1.a1, sgpco2flxradC1.00, sgpco2flx25mC1.00, sgpco2flxsoilC1.b1, sgpco2flxrad4mC1.b1, sgp30co2flx25mC1.b1, sgpco2flxwind4mC1.a1, sgp30co2flx4mC1.b1, sgp30co2flx60mC1.00, sgp30co2flx4mC1.00, sgp30co2flx25mC1.a1, sgpco2flxgas4mC1.a1, sgp30co2flx60mC1.b1, sgp30co2flx4mmetC1.b1
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Measurements: | sgpco2flx60mC1.b1: - Surface sensible heat flux(sensible_heat_flux)
- Dew point temperature(dew_point_temperature)
- -180.0 - +180.0(alt)
- Covariance between vertical_wind and variable scaling_temperature(scaling_temperature_covariance)
- Corrected momentum flux(momentum_flux)
- North Latitude(lat)
- Bowen ratio(bowen_ratio)
- Wind component along the v anemometer axis(northward_wind_unrotated)
- Monin-Obukov length(monin_obukov_length)
- Molar volume of ambient air(air_molar_volume)
- Density of ambient air(air_density)
- Number of spikes detected and eliminated for upward wind(vertical_wind_spikes)
- Time offset from base_time(time_offset)
- Random error for sensible heat flux(random_error_sensible_heat_flux)
- Rotated u wind component (mean wind speed)(eastward_wind)
- Spectral correction factor for sensible heat flux(sensible_heat_flux_spectral_correction_factor)
- Quality check results on field: Sensible heat flux(qc_sensible_heat_flux)
- Maximum instantaneous wind speed(max_wind_speed)
- Rotated v wind component(northward_wind)
- Monin-Obukov stability parameter(monin_obukov_stability_parameter)
- Uncorrected momentum flux(momentum_flux_uncorrected)
- Variance of scaling temperature(scaling_temperature_variance)
- Uncorrected sensible heat flux(sensible_heat_flux_uncorrected)
- Variance of vertical wind(vertical_wind_variance)
- Spectral correction factor for momentum flux(momentum_flux_spectral_correction_factor)
- Quality check results on field: Corrected momentum flux(qc_momentum_flux)
- time_in_seconds_since_volume_start(time)
- Random error for momentum flux(random_error_momentum_flux)
- Temperature(air_temperature)
- Variance of northward wind(northward_wind_variance)
- Wind component along the u anemometer axis(eastward_wind_unrotated)
- Pitch, bow up positive(pitch)
- Rotated w wind component(vertical_wind)
- Number of spikes detected and eliminated for eastward wind(eastward_wind_spikes)
- Wind speed 5m AGL at the ground station(wind_speed)
- Direction from which the wind blows, with respect to Geographic or Magnetic
north(wind_direction) - Scaling temperature(scaling_temperature)
- Specific head at constant pressure of ambient air(air_heat_capacity)
- Ship yaw, axis vertical, positive is clockwise rotation(yaw)
- Time range for the hourly averages, in time offset from midnight(time_bounds)
- Mean pressure of ambient air, either calculated from high frequency air pressure
readings or estimated from on site altitude (barometric pressure(air_pressure) - Friction velocity(friction_velocity)
- lon(lon)
- base time in epoch(base_time)
- Wind component along the w anemometer axis(vertical_wind_unrotated)
- Turbulent kinetic energy(turbulent_kinetic_energy)
- Variance of eastward wind(eastward_wind_variance)
- Mean temperature of ambient air as measured by the anemometer(sonic_temperature)
- Number of spikes detected and eliminated for variable sonic temperature(sonic_temperature_spikes)
- Number of spikes detected and eliminated for northward wind(northward_wind_spikes)
- Number of spikes detected and eliminated for variable scaling temperature(scaling_temperature_spikes)
more
sgpco2flx25mC1.00: - (Raw data stream - documentation not supported)
more
sgp30co2flx4mC1.b1: - variance of t(var_t)
- variance of c(var_c)
- variance of q(var_q)
- longitude of instument location(site_longitude)
- additive WPL LE correction to c flux(fc_wpl_le)
- friction velocity(ustar)
- height of instument from tower base(zm)
- mean co2 concentration (c)(mean_c)
- WPL corrected CO2 flux(fc_corr)
- latitude of instument location(site_latitude)
- Wind Direction(wdir)
- mean water vapor concentration (q)(mean_q)
- mean IRGA pressure(mean_p)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- start of integration interval(yyyydddhhmmss)
- Monin-Obukhov length scale(Lmoni)
- WPL corrected latent heat flux(le)
- fractional day of the year(doy)
- corrected sensible heat flux(h)
- height of base of instrument tower(site_elevation)
- Rotated variance u(var_rot_u)
- variance of v(var_rot_v)
- rotated variance w(var_rot_w)
- Time offset from base_time(time_offset)
- Rotated mean u(mean_rot_u)
- additive WPL H correction to c flux(fc_wpl_h)
- rotation to zero v(phi)
- rotation to zero w(theta)
- base time in epoch(base_time)
more
sgpco2flxwind4mC1.a1: - Vertical wind component(w_wind)
- North Latitude(lat)
- -180.0 - +180.0(alt)
- Mean temperature of ambient air as measured by the anemometer(sonic_temperature)
- base time in epoch(base_time)
- Easterly Wind Component(u_wind)
- lon(lon)
- time_in_seconds_since_volume_start(time)
- V wind component(v_wind)
- Time offset from base_time(time_offset)
more
sgp30co2flx25mC1.a1: - kurtosis of variable c(kurt_c)
- kurtosis of variable q(kurt_q)
- Kurtosis of variable mean_t(kurt_t)
- rotated covariance vq(cvar_rot_vq)
- rotated covariance vw(cvar_rot_vw)
- Rotated covariance vt(cvar_rot_vt)
- Rotated covariance wc(cvar_rot_wc)
- variance of c(var_c)
- rotated covariance wt(cvar_rot_wt)
- rotated covariance wq(cvar_rot_wq)
- height of instument from tower base(zm)
- rotated covariance uc(cvar_rot_uc)
- rotated mean w(mean_rot_w)
- rotated mean v(mean_rot_v)
- Rotated mean u(mean_rot_u)
- Rotated covariance uq(cvar_rot_uq)
- Time offset from base_time(time_offset)
- rotated covariance uv(cvar_rot_uv)
- Rotated covariance ut(cvar_rot_ut)
- rotated covariance uw(cvar_rot_uw)
- Rotated covariance vc(cvar_rot_vc)
- skewness of unrotated variable w(skew_unrot_w)
- skewness of unrotated variable v(skew_unrot_v)
- skewness of unrotated variable u(skew_unrot_u)
- start of integration interval(yyyydddhhmmss)
- longitude of instument location(site_longitude)
- variance of t(var_t)
- variance of q(var_q)
- covariance of tq(cvar_tq)
- Covariance tc(cvar_tc)
- Covariance qc(cvar_qc)
- skewness of variable c(skew_c)
- number of out of range values and spikes of c see
\'min\',\'max\',\'spike_condition\' attributes of c(nspk_c) - number of out of range values and spikes of t see
\'min\',\'max\',\'spike_condition\' attributes of t(nspk_t) - kurtosis of unrotated variable u(kurt_unrot_u)
- kurtosis of unrotated variable v(kurt_unrot_v)
- number of out of range values and spikes of q see
\'min\',\'max\',\'spike_condition\' attributes of q(nspk_q) - kurtosis of unrotated variable w(kurt_unrot_w)
- skewness of variable t(skew_t)
- skewness of variable q(skew_q)
- unrotated covariance of uw(cvar_unrot_uw)
- unrotated covariance of uv(cvar_unrot_uv)
- unrotated covariance of ut(cvar_unrot_ut)
- unrotated covariance of uq(cvar_unrot_uq)
- unrotated covariance of vc(cvar_unrot_vc)
- mean vertical wind speed (w), unrotated(mean_unrot_w)
- mean east wind speed (v), unrotated(mean_unrot_v)
- unrotated covariance of vw(cvar_unrot_vw)
- number of out of range values and spikes of unrotated v see
\'min\',\'max\',\'spike_condition\' attributes of v(nspk_unrot_v) - mean north wind speed (u), unrotated(mean_unrot_u)
- number of out of range values and spikes of unrotated u see
\'min\',\'max\',\'spike_condition\' attributes of u(nspk_unrot_u) - unrotated covariance of vt(cvar_unrot_vt)
- unrotated covariance of vq(cvar_unrot_vq)
- number of out of range values and spikes of unrotated w see
\'min\',\'max\',\'spike_condition\' attributes of w(nspk_unrot_w) - unrotated covariance of wc(cvar_unrot_wc)
- mean value of out of range values and spikes of unrotated w -9999 if no spikes(mean_spk_unrot_w)
- mean value of out of range values and spikes of unrotated u -9999 if no spikes(mean_spk_unrot_u)
- mean value of out of range values and spikes of unrotated v -9999 if no spikes(mean_spk_unrot_v)
- unrotated covariance of wt(cvar_unrot_wt)
- unrotated covariance of wq(cvar_unrot_wq)
- mean co2 concentration (c)(mean_c)
- mean IRGA pressure(mean_p)
- mean water vapor concentration (q)(mean_q)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- rotation to zero w(theta)
- rotation to zero v(phi)
- variance of variable unrotated u(var_unrot_u)
- variance of variable unrotated v(var_unrot_v)
- height of base of instrument tower(site_elevation)
- variance of variable unrotated w(var_unrot_w)
- rotated variance w(var_rot_w)
- Rotated variance u(var_rot_u)
- variance of v(var_rot_v)
- mean value of out of range values and spikes of q -9999 if no spikes(mean_spk_q)
- Mean value of "spike" t samples(mean_spk_t)
- unrotated covariance of uc(cvar_unrot_uc)
- mean value of out of range values and spikes of c -9999 if no spikes(mean_spk_c)
- base time in epoch(base_time)
- latitude of instument location(site_latitude)
more
sgp30co2flx60mC1.a1: - rotation to zero v(phi)
- variance of t(var_t)
- mean east wind speed (v), unrotated(mean_unrot_v)
- mean north wind speed (u), unrotated(mean_unrot_u)
- mean vertical wind speed (w), unrotated(mean_unrot_w)
- height of instument from tower base(zm)
- longitude of instument location(site_longitude)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- mean IRGA pressure(mean_p)
- mean water vapor concentration (q)(mean_q)
- mean co2 concentration (c)(mean_c)
- Rotated variance u(var_rot_u)
- variance of v(var_rot_v)
- rotated variance w(var_rot_w)
- latitude of instument location(site_latitude)
- base time in epoch(base_time)
- variance of q(var_q)
- variance of c(var_c)
- rotated covariance wt(cvar_rot_wt)
- rotated covariance wq(cvar_rot_wq)
- mean value of out of range values and spikes of unrotated u -9999 if no spikes(mean_spk_unrot_u)
- mean value of out of range values and spikes of unrotated v -9999 if no spikes(mean_spk_unrot_v)
- mean value of out of range values and spikes of unrotated w -9999 if no spikes(mean_spk_unrot_w)
- Rotated covariance wc(cvar_rot_wc)
- Rotated covariance vt(cvar_rot_vt)
- rotated covariance vq(cvar_rot_vq)
- variance of variable unrotated w(var_unrot_w)
- rotated covariance vw(cvar_rot_vw)
- variance of variable unrotated u(var_unrot_u)
- variance of variable unrotated v(var_unrot_v)
- Rotated covariance vc(cvar_rot_vc)
- height of base of instrument tower(site_elevation)
- unrotated covariance of wc(cvar_unrot_wc)
- unrotated covariance of vt(cvar_unrot_vt)
- unrotated covariance of vw(cvar_unrot_vw)
- Rotated covariance uq(cvar_rot_uq)
- unrotated covariance of wq(cvar_unrot_wq)
- unrotated covariance of wt(cvar_unrot_wt)
- rotated covariance uv(cvar_rot_uv)
- rotated covariance uw(cvar_rot_uw)
- Rotated covariance ut(cvar_rot_ut)
- number of out of range values and spikes of c see
\'min\',\'max\',\'spike_condition\' attributes of c(nspk_c) - rotated covariance uc(cvar_rot_uc)
- unrotated covariance of vc(cvar_unrot_vc)
- Covariance tc(cvar_tc)
- unrotated covariance of ut(cvar_unrot_ut)
- covariance of tq(cvar_tq)
- unrotated covariance of uv(cvar_unrot_uv)
- unrotated covariance of uw(cvar_unrot_uw)
- unrotated covariance of vq(cvar_unrot_vq)
- Covariance qc(cvar_qc)
- number of out of range values and spikes of t see
\'min\',\'max\',\'spike_condition\' attributes of t(nspk_t) - number of out of range values and spikes of q see
\'min\',\'max\',\'spike_condition\' attributes of q(nspk_q) - unrotated covariance of uq(cvar_unrot_uq)
- unrotated covariance of uc(cvar_unrot_uc)
- rotated mean w(mean_rot_w)
- rotated mean v(mean_rot_v)
- Rotated mean u(mean_rot_u)
- skewness of variable q(skew_q)
- skewness of variable t(skew_t)
- skewness of variable c(skew_c)
- skewness of unrotated variable u(skew_unrot_u)
- skewness of unrotated variable w(skew_unrot_w)
- skewness of unrotated variable v(skew_unrot_v)
- start of integration interval(yyyydddhhmmss)
- mean value of out of range values and spikes of c -9999 if no spikes(mean_spk_c)
- Mean value of "spike" t samples(mean_spk_t)
- mean value of out of range values and spikes of q -9999 if no spikes(mean_spk_q)
- kurtosis of unrotated variable v(kurt_unrot_v)
- kurtosis of unrotated variable w(kurt_unrot_w)
- kurtosis of unrotated variable u(kurt_unrot_u)
- rotation to zero w(theta)
- Kurtosis of variable mean_t(kurt_t)
- kurtosis of variable q(kurt_q)
- kurtosis of variable c(kurt_c)
- Time offset from base_time(time_offset)
- number of out of range values and spikes of unrotated w see
\'min\',\'max\',\'spike_condition\' attributes of w(nspk_unrot_w) - number of out of range values and spikes of unrotated v see
\'min\',\'max\',\'spike_condition\' attributes of v(nspk_unrot_v) - number of out of range values and spikes of unrotated u see
\'min\',\'max\',\'spike_condition\' attributes of u(nspk_unrot_u) more
sgp30co2flx4mmetC1.b1: - standard error of mean_t_soil_upper note maximum of two values used in
calculation(stderr_mean_t_soil_upper) - depth of upper t soil probesm(z_t_soil_upper)
- Total precipitation over one minute sampling period(precip)
- friction velocity(ustar)
- standard error of mean_t_soil_middle note maximum of two values used in
calculation(stderr_mean_t_soil_middle) - rotation to zero v(phi)
- downwelling shortwave hemispheric irradiance t_rad corrected(r_down_short_hemisp)
- base time in epoch(base_time)
- fractional day of the year(doy)
- depth of upper m soil probesm(z_m_soil_upper)
- total downwelling shortwave radiation (LI-200 sensor)(r_tot)
- mean air temperature, lower level(t_air_lower)
- standard error of mean_m_soil_upper(stderr_mean_m_soil_upper)
- standard error of mean_m_soil_lower(stderr_mean_m_soil_lower)
- average of four upper soil moisture sensors(mean_m_soil_upper)
- height of instument from tower base(zm)
- downwelling longwave hemispheric irradiance t_rad corrected(r_down_long_hemisp)
- mean relative humidity, lower level(rh_lower)
- rotated variance w(var_rot_w)
- variance of v(var_rot_v)
- Rotated variance u(var_rot_u)
- mean IRGA pressure(mean_p)
- mean water vapor concentration (q)(mean_q)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- standard error of mean_g_soil(stderr_mean_g_soil)
- WPL corrected CO2 flux(fc_corr)
- mean co2 concentration (c)(mean_c)
- height of lower RH/T sensor(z_lower)
- Monin-Obukhov length scale(Lmoni)
- average of two lower soil temperature sensors(mean_t_soil_lower)
- rotation to zero w(theta)
- additive WPL LE correction to c flux(fc_wpl_le)
- photosynthetic photon flux density (PAR)(ppfd)
- additive WPL H correction to c flux(fc_wpl_h)
- depth of middle t soil probesm(z_t_soil_middle)
- depth of soil heat flux probes(z_g_soil)
- height of upper RH/T sensor(z_upper)
- height of radiation instruments(zrad)
- photosynthetic photon flux density (PAR)(ppfd_up)
- mean relative humidity, upper level(rh_upper)
- variance of t(var_t)
- upwelling longwave hemispheric irradiance t_rad corrected(r_up_long_hemisp)
- variance of q(var_q)
- mean air temperature, upper level(t_air_upper)
- variance of c(var_c)
- upwelling shortwave hemispheric irradiance t_rad corrected(r_up_short_hemisp)
- average of four lower soil moisture sensors(mean_m_soil_lower)
- height of base of instrument tower(site_elevation)
- radiometer body temperature (for longwave correction)(t_rad)
- start of integration interval(yyyydddhhmmss)
- Barometric pressure(bar_pres)
- latitude of instument location(site_latitude)
- corrected sensible heat flux(h)
- Rotated mean u(mean_rot_u)
- average of up to four soil heat flux sensors(mean_g_soil)
- depth of lower m soil probesp(z_m_soil_lower)
- longitude of instument location(site_longitude)
- standard error of mean_t_soil_lower note maximum of two values used in
calculation(stderr_mean_t_soil_lower) - WPL corrected latent heat flux(le)
- average of two middle soil temperature sensors(mean_t_soil_middle)
- net solar radiation (NR-lite)(r_net)
- average of two upper soil temperature sensors(mean_t_soil_upper)
- Time offset from base_time(time_offset)
- Wind Direction(wdir)
- depth of lower t soil probesm(z_t_soil_lower)
more
sgpco2flxrad4mC1.b1: - -180.0 - +180.0(alt)
- North Latitude(lat)
- Quality check results on field: Output of the thermopile infrared detector(qc_thermopile_infrared_detector)
- Quality check results on field: Ambient surface temperature(qc_surface_temperature)
- Quality check results on field: Total solar radiation(qc_total_solar)
- Quality check results on field: Broadband downwelling shortwave irradiance from
sum or global pyranometer(qc_downwelling_shortwave) - CNR4 sensor body temperature(CNR4_temperature)
- Battery minimum in 1 minute interval(battery_minimum)
- Quality check results on field: Upwelling shortwave radiation(qc_upwelling_shortwave)
- time_in_seconds_since_volume_start(time)
- Quality check results on field: Downwelling direct shortwave radiation(qc_downwelling_direct_shortwave)
- Downwelling shortwave radiation(downwelling_shortwave)
- Total solar radiation(total_solar)
- Quality check results on field: Downwelling longwave irradiance from pyrgeometer(qc_downwelling_longwave)
- Quality check results on field: Downwelling diffuse shortwave radiation(qc_downwelling_diffuse_shortwave)
- Time offset from base_time(time_offset)
- Upwelling longwave(upwelling_longwave)
- Downwelling longwave irradiance from pyrgeometer(downwelling_longwave)
- Quality check results on field: Upwelling photosynthetic active radiation(qc_upwelling_photosynthetic_active_radiation)
- Quality check results on field: Upwelling longwave(qc_upwelling_longwave)
- Ambient surface absolute temperature(surface_temperature)
- Downwelling direct shortwave radiation(downwelling_direct_shortwave)
- Panel temperature(panel_temperature)
- Output of the thermopile infrared detector(thermopile_infrared_detector)
- base time in epoch(base_time)
- Upwelling photosynthetic active radiation(upwelling_photosynthetic_active_radiation)
- Quality check results on field: CNR4 sensor body temperature(qc_CNR4_temperature)
- Quality check results on field: SI-111 sensor body temperature(qc_si_sensor_body_temperature)
- Downwelling photosynthetic active radiation(downwelling_photosynthetic_active_radiation)
- Quality check results on field: Downwelling photosynthetic active radiation(qc_downwelling_photosynthetic_active_radiation)
- SI-111 sensor body temperature(si_sensor_body_temperature)
- lon(lon)
- Downwelling diffuse shortwave radiation(downwelling_diffuse_shortwave)
- Upwelling shortwave radiation(upwelling_shortwave)
more
sgpco2flxsoilauxC1.b1: - Auxiliary volumetric water content(auxiliary_volumetric_water_content)
- Battery minimum in 1 minute interval(battery_minimum)
- Barometric pressure(atmospheric_pressure)
- base time in epoch(base_time)
- Relative humidity calculated from the merged water vapor mixing ratio data(relative_humidity)
- Auxiliary voltage ratio(auxiliary_voltage_ratio)
- Auxiliary bulk soil relative dielectric permittivity(auxiliary_permittivity)
- Quality check results on field: Auxiliary soil temperature(qc_auxiliary_soil_temperature)
- Panel temperature(panel_temperature)
- Ambient air temperature(ambient_air_temperature)
- Quality check results on field: Auxiliary voltage ratio(qc_auxiliary_voltage_ratio)
- Auxiliary signal oscillation period(auxiliary_signal_oscillation_period)
- Sensor depth(sensor_depth)
- -180.0 - +180.0(alt)
- Quality check results on field: Auxiliary signal oscillation period(qc_auxiliary_signal_oscillation_period)
- North Latitude(lat)
- Auxiliary bulk soil electrical conductivity(auxiliary_soil_electrical_conductivity)
- Quality check results on field: Auxiliary bulk soil relative dielectric
permittivity(qc_auxiliary_permittivity) - time_in_seconds_since_volume_start(time)
- Precipitation rate(precipitation_rate)
- Auxiliary soil temperature(auxiliary_soil_temperature)
- Quality check results on field: Auxiliary volumetric water content(qc_auxiliary_volumetric_water_content)
- lon(lon)
- Time offset from base_time(time_offset)
- Quality check results on field: Auxiliary bulk soil electrical conductivity(qc_auxiliary_soil_electrical_conductivity)
more
sgpco2flx4mC1.00: - (Raw data stream - documentation not supported)
more
sgpco2flxradC1.00: - (Raw data stream - documentation not supported)
more
sgp30co2flx4mC1.00: - (Raw data stream - documentation not supported)
more
sgpco2flxsoilC1.b1: - Raw signal oscillation period(raw_signal_oscillation_period)
- Quality check results on field: Calibrated soil heat flux(qc_calibrated_soil_heat_flux)
- Measured soil heat flux(measured_soil_heat_flux)
- Calibrated soil heat flux(calibrated_soil_heat_flux)
- base time in epoch(base_time)
- Quality check results on field: Raw volumetric water content(qc_raw_volumetric_water_content)
- Raw soil temperature(raw_soil_temperature)
- Quality check results on field: Raw signal oscillation period(qc_raw_signal_oscillation_period)
- Calibration status flag(calibration_flag)
- Raw bulk soil relative dielectric permittivity(raw_permittivity)
- Raw voltage ratio(raw_voltage_ratio)
- lon(lon)
- Quality check results on field: Raw bulk soil relative dielectric permittivity(qc_raw_permittivity)
- Quality check results on field: Measured soil heat flux(qc_measured_soil_heat_flux)
- time_in_seconds_since_volume_start(time)
- Heat flux sensor depth(heat_flux_sensor_depth)
- Raw bulk soil electrical conductivity(raw_soil_electrical_conductivity)
- Raw volumetric water content(raw_volumetric_water_content)
- Quality check results on field: Raw voltage ratio(qc_raw_voltage_ratio)
- Time offset from base_time(time_offset)
- Quality check results on field: Raw bulk soil electrical conductivity(qc_raw_soil_electrical_conductivity)
- -180.0 - +180.0(alt)
- Sensor depth(sensor_depth)
- Quality check results on field: Raw soil temperature(qc_raw_soil_temperature)
- North Latitude(lat)
more
sgp30co2flx25mC1.00: - (Raw data stream - documentation not supported)
more
sgp30co2flx60mC1.00: - (Raw data stream - documentation not supported)
more
sgpco2flx4mC1.b1: - Wind component along the v anemometer axis(northward_wind_unrotated)
- time_in_seconds_since_volume_start(time)
- Rotated w wind component(vertical_wind)
- Pitch, bow up positive(pitch)
- Dew point temperature(dew_point_temperature)
- Molar volume of ambient air(air_molar_volume)
- Corrected h2o flux(h2o_flux)
- Variance of h2o(h2o_flux_variance)
- Measured or estimated mole fraction of h2o(h2o_mole_fraction)
- Variance of eastward wind(eastward_wind_variance)
- Flag to specify whether reported co2 time lag is default or calculated(co2_time_lag_state)
- Specific head at constant pressure of ambient air(air_heat_capacity)
- Temperature(air_temperature)
- Number of spikes detected and eliminated for variable h2o flux(h2o_flux_spikes)
- Corrected co2 flux(co2_flux)
- Covariance between vertical_wind and variable scaling_temperature(scaling_temperature_covariance)
- Time lag used to synchronize h2o time series(h2o_time_lag)
- Rotated u wind component (mean wind speed)(eastward_wind)
- Wind component along the w anemometer axis(vertical_wind_unrotated)
- Rotated v wind component(northward_wind)
- Variance of co2(co2_flux_variance)
- Monin-Obukov length(monin_obukov_length)
- Time lag used to synchronize co2 time series(co2_time_lag)
- Quality check results on field: Corrected latent heat flux(qc_latent_heat_flux)
- base time in epoch(base_time)
- -180.0 - +180.0(alt)
- North Latitude(lat)
- Ambient specific humidity on a mass basis(specific_humidity)
- Mean pressure of ambient air, either calculated from high frequency air pressure
readings or estimated from on site altitude (barometric pressure(air_pressure) - Spectral correction factor for co2 flux(co2_flux_spectral_correction_factor)
- Ambient water vapor pressure deficit(water_vapor_pressure_deficit)
- Time range for the hourly averages, in time offset from midnight(time_bounds)
- Quality check results on field: Corrected momentum flux(qc_momentum_flux)
- Spectral correction for latent heat flux(latent_heat_flux_spectral_correction_factor)
- Random error for sensible heat flux(random_error_sensible_heat_flux)
- Random error for momentum flux(random_error_momentum_flux)
- Variance of northward wind(northward_wind_variance)
- Number of spikes detected and eliminated for upward wind(vertical_wind_spikes)
- Time offset from base_time(time_offset)
- Flag to specify whether reported h2o time lag is default or calculated(h2o_time_lag_state)
- Ship yaw, axis vertical, positive is clockwise rotation(yaw)
- Uncorrected latent heat flux(latent_heat_flux_uncorrected)
- Quality check results on field: Corrected co2 flux(qc_co2_flux)
- Random error for h2o flux(random_error_h2o_flux)
- Uncorrected h2o flux(h2o_flux_uncorrected)
- Uncorrected sensible heat flux(sensible_heat_flux_uncorrected)
- Maximum instantaneous wind speed(max_wind_speed)
- Scaling temperature(scaling_temperature)
- Surface latent heat flux(latent_heat_flux)
- Ambient mass density of water vapor(water_vapor_density)
- Number of flagged records for detector(detector_flag)
- Ambient water vapor partial pressure at saturation(water_vapor_partial_pressure_saturation)
- Random error for latent heat flux(random_error_latent_heat_flux)
- Surface sensible heat flux(sensible_heat_flux)
- Number of spikes detected and eliminated for northward wind(northward_wind_spikes)
- Relative humidity calculated from the merged water vapor mixing ratio data(relative_humidity)
- Measured or estimated molar density of co2(co2_molar_density)
- Mean value of RSSI(mean_value_RSSI)
- Corrected momentum flux(momentum_flux)
- Wind speed 5m AGL at the ground station(wind_speed)
- Quality check results on field: Corrected h2o flux(qc_h2o_flux)
- Monin-Obukov stability parameter(monin_obukov_stability_parameter)
- lon(lon)
- Number of flagged records for pll(pll_flag)
- Measured or estimated molar density of h2o(h2o_molar_density)
- Ambient water vapor partial pressure(water_vapor_partial_pressure)
- Number of flagged records for sync(sync_flag)
- Measured or estimated mole fraction of co2(co2_mole_fraction)
- Quality check results on field: Sensible heat flux(qc_sensible_heat_flux)
- Variance of vertical wind(vertical_wind_variance)
- Random error for co2 flux(random_error_co2_flux)
- Uncorrected momentum flux(momentum_flux_uncorrected)
- Uncorrected co2 flux(co2_flux_uncorrected)
- Covariance between vertical wind and variable co2 flux(co2_flux_covariance)
- Number of spikes detected and eliminated for eastward wind(eastward_wind_spikes)
- Bowen ratio(bowen_ratio)
- Measured or estimated mixing ratio of co2(co2_mixing_ratio)
- Spectral correction factor for h2o flux(h2o_flux_spectral_correction_factor)
- Number of spikes detected and eliminated for variable co2 flux(co2_flux_spikes)
- Measured or estimated mixing ratio of h2o(h2o_mixing_ratio)
- Friction velocity(friction_velocity)
- Evapotranspiration rate(evapotranspiration_rate)
- Number of spikes detected and eliminated for variable sonic temperature(sonic_temperature_spikes)
- Spectral correction factor for momentum flux(momentum_flux_spectral_correction_factor)
- Number of flagged records for chopper(chopper_flag)
- Direction from which the wind blows, with respect to Geographic or Magnetic
north(wind_direction) - Wind component along the u anemometer axis(eastward_wind_unrotated)
- Mean temperature of ambient air as measured by the anemometer(sonic_temperature)
- Covariance between vertical wind and variable h2o flux(h2o_flux_covariance)
- Density of ambient air(air_density)
- Turbulent kinetic energy(turbulent_kinetic_energy)
- Spectral correction factor for sensible heat flux(sensible_heat_flux_spectral_correction_factor)
- Variance of scaling temperature(scaling_temperature_variance)
more
sgpco2flxsoilC1.00: - (Raw data stream - documentation not supported)
more
sgp30co2flx4mC1.a1: - height of base of instrument tower(site_elevation)
- height of instument from tower base(zm)
- variance of v(var_rot_v)
- rotated variance w(var_rot_w)
- Rotated variance u(var_rot_u)
- rotated covariance uc(cvar_rot_uc)
- Rotated covariance uq(cvar_rot_uq)
- Rotated covariance ut(cvar_rot_ut)
- rotated covariance uv(cvar_rot_uv)
- rotated covariance uw(cvar_rot_uw)
- unrotated covariance of wq(cvar_unrot_wq)
- unrotated covariance of wt(cvar_unrot_wt)
- unrotated covariance of vt(cvar_unrot_vt)
- unrotated covariance of vw(cvar_unrot_vw)
- unrotated covariance of wc(cvar_unrot_wc)
- kurtosis of unrotated variable w(kurt_unrot_w)
- kurtosis of unrotated variable v(kurt_unrot_v)
- kurtosis of unrotated variable u(kurt_unrot_u)
- unrotated covariance of vq(cvar_unrot_vq)
- rotation to zero v(phi)
- unrotated covariance of ut(cvar_unrot_ut)
- unrotated covariance of uv(cvar_unrot_uv)
- unrotated covariance of uw(cvar_unrot_uw)
- unrotated covariance of vc(cvar_unrot_vc)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- unrotated covariance of uc(cvar_unrot_uc)
- mean water vapor concentration (q)(mean_q)
- mean IRGA pressure(mean_p)
- unrotated covariance of uq(cvar_unrot_uq)
- mean value of out of range values and spikes of q -9999 if no spikes(mean_spk_q)
- Mean value of "spike" t samples(mean_spk_t)
- mean co2 concentration (c)(mean_c)
- mean value of out of range values and spikes of c -9999 if no spikes(mean_spk_c)
- number of out of range values and spikes of unrotated v see
\'min\',\'max\',\'spike_condition\' attributes of v(nspk_unrot_v) - number of out of range values and spikes of unrotated w see
\'min\',\'max\',\'spike_condition\' attributes of w(nspk_unrot_w) - skewness of unrotated variable u(skew_unrot_u)
- skewness of unrotated variable v(skew_unrot_v)
- skewness of unrotated variable w(skew_unrot_w)
- number of out of range values and spikes of unrotated u see
\'min\',\'max\',\'spike_condition\' attributes of u(nspk_unrot_u) - skewness of variable t(skew_t)
- number of out of range values and spikes of t see
\'min\',\'max\',\'spike_condition\' attributes of t(nspk_t) - number of out of range values and spikes of q see
\'min\',\'max\',\'spike_condition\' attributes of q(nspk_q) - skewness of variable q(skew_q)
- number of out of range values and spikes of c see
\'min\',\'max\',\'spike_condition\' attributes of c(nspk_c) - mean north wind speed (u), unrotated(mean_unrot_u)
- mean east wind speed (v), unrotated(mean_unrot_v)
- mean vertical wind speed (w), unrotated(mean_unrot_w)
- base time in epoch(base_time)
- Time offset from base_time(time_offset)
- latitude of instument location(site_latitude)
- skewness of variable c(skew_c)
- start of integration interval(yyyydddhhmmss)
- mean value of out of range values and spikes of unrotated w -9999 if no spikes(mean_spk_unrot_w)
- mean value of out of range values and spikes of unrotated v -9999 if no spikes(mean_spk_unrot_v)
- variance of t(var_t)
- mean value of out of range values and spikes of unrotated u -9999 if no spikes(mean_spk_unrot_u)
- variance of c(var_c)
- variance of variable unrotated w(var_unrot_w)
- variance of variable unrotated u(var_unrot_u)
- variance of variable unrotated v(var_unrot_v)
- variance of q(var_q)
- covariance of tq(cvar_tq)
- Covariance tc(cvar_tc)
- Rotated covariance vc(cvar_rot_vc)
- Covariance qc(cvar_qc)
- rotated covariance vq(cvar_rot_vq)
- Rotated covariance vt(cvar_rot_vt)
- rotated covariance vw(cvar_rot_vw)
- kurtosis of variable q(kurt_q)
- Kurtosis of variable mean_t(kurt_t)
- Rotated covariance wc(cvar_rot_wc)
- kurtosis of variable c(kurt_c)
- longitude of instument location(site_longitude)
- rotated covariance wq(cvar_rot_wq)
- rotated covariance wt(cvar_rot_wt)
- rotation to zero w(theta)
- rotated mean w(mean_rot_w)
- rotated mean v(mean_rot_v)
- Rotated mean u(mean_rot_u)
more
sgp30co2flx25mC1.b1: - height of instument from tower base(zm)
- Monin-Obukhov length scale(Lmoni)
- Time offset from base_time(time_offset)
- height of base of instrument tower(site_elevation)
- mean co2 concentration (c)(mean_c)
- mean IRGA pressure(mean_p)
- mean water vapor concentration (q)(mean_q)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- start of integration interval(yyyydddhhmmss)
- friction velocity(ustar)
- additive WPL LE correction to c flux(fc_wpl_le)
- variance of v(var_rot_v)
- rotated variance w(var_rot_w)
- Rotated variance u(var_rot_u)
- fractional day of the year(doy)
- base time in epoch(base_time)
- rotation to zero v(phi)
- variance of q(var_q)
- variance of t(var_t)
- Rotated mean u(mean_rot_u)
- variance of c(var_c)
- Wind Direction(wdir)
- corrected sensible heat flux(h)
- longitude of instument location(site_longitude)
- WPL corrected CO2 flux(fc_corr)
- WPL corrected latent heat flux(le)
- latitude of instument location(site_latitude)
- additive WPL H correction to c flux(fc_wpl_h)
- rotation to zero w(theta)
more
sgp30co2flx60mC1.b1: - corrected sensible heat flux(h)
- variance of q(var_q)
- variance of c(var_c)
- start of integration interval(yyyydddhhmmss)
- base time in epoch(base_time)
- variance of t(var_t)
- height of instument from tower base(zm)
- additive WPL H correction to c flux(fc_wpl_h)
- height of base of instrument tower(site_elevation)
- mean co2 concentration (c)(mean_c)
- mean water vapor concentration (q)(mean_q)
- mean IRGA pressure(mean_p)
- mean sonic temperature (t), i.e. virtual temperature(mean_t)
- Rotated mean u(mean_rot_u)
- friction velocity(ustar)
- rotation to zero w(theta)
- Wind Direction(wdir)
- longitude of instument location(site_longitude)
- WPL corrected CO2 flux(fc_corr)
- Rotated variance u(var_rot_u)
- variance of v(var_rot_v)
- rotated variance w(var_rot_w)
- WPL corrected latent heat flux(le)
- latitude of instument location(site_latitude)
- fractional day of the year(doy)
- Time offset from base_time(time_offset)
- rotation to zero v(phi)
- Monin-Obukhov length scale(Lmoni)
- additive WPL LE correction to c flux(fc_wpl_le)
more
sgpco2flx60mC1.00: - (Raw data stream - documentation not supported)
more
sgpco2flx25mC1.b1: - lon(lon)
- Corrected momentum flux(momentum_flux)
- Scaling temperature(scaling_temperature)
- Number of spikes detected and eliminated for upward wind(vertical_wind_spikes)
- Variance of vertical wind(vertical_wind_variance)
- Monin-Obukov length(monin_obukov_length)
- Wind component along the u anemometer axis(eastward_wind_unrotated)
- Quality check results on field: Corrected momentum flux(qc_momentum_flux)
- Uncorrected momentum flux(momentum_flux_uncorrected)
- Quality check results on field: Sensible heat flux(qc_sensible_heat_flux)
- base time in epoch(base_time)
- Ship yaw, axis vertical, positive is clockwise rotation(yaw)
- Pitch, bow up positive(pitch)
- Wind component along the v anemometer axis(northward_wind_unrotated)
- Friction velocity(friction_velocity)
- Variance of northward wind(northward_wind_variance)
- Rotated v wind component(northward_wind)
- Wind component along the w anemometer axis(vertical_wind_unrotated)
- Mean temperature of ambient air as measured by the anemometer(sonic_temperature)
- Maximum instantaneous wind speed(max_wind_speed)
- Density of ambient air(air_density)
- Specific head at constant pressure of ambient air(air_heat_capacity)
- Number of spikes detected and eliminated for eastward wind(eastward_wind_spikes)
- Bowen ratio(bowen_ratio)
- time_in_seconds_since_volume_start(time)
- Time range for the hourly averages, in time offset from midnight(time_bounds)
- Uncorrected sensible heat flux(sensible_heat_flux_uncorrected)
- Wind speed 5m AGL at the ground station(wind_speed)
- Rotated w wind component(vertical_wind)
- -180.0 - +180.0(alt)
- Spectral correction factor for sensible heat flux(sensible_heat_flux_spectral_correction_factor)
- North Latitude(lat)
- Variance of eastward wind(eastward_wind_variance)
- Number of spikes detected and eliminated for variable sonic temperature(sonic_temperature_spikes)
- Random error for momentum flux(random_error_momentum_flux)
- Direction from which the wind blows, with respect to Geographic or Magnetic
north(wind_direction) - Turbulent kinetic energy(turbulent_kinetic_energy)
- Random error for sensible heat flux(random_error_sensible_heat_flux)
- Rotated u wind component (mean wind speed)(eastward_wind)
- Variance of scaling temperature(scaling_temperature_variance)
- Monin-Obukov stability parameter(monin_obukov_stability_parameter)
- Surface sensible heat flux(sensible_heat_flux)
- Molar volume of ambient air(air_molar_volume)
- Time offset from base_time(time_offset)
- Spectral correction factor for momentum flux(momentum_flux_spectral_correction_factor)
- Covariance between vertical_wind and variable scaling_temperature(scaling_temperature_covariance)
- Number of spikes detected and eliminated for northward wind(northward_wind_spikes)
more
sgpco2flxgas4mC1.a1: - Barometric pressure in box containing the electronics for the Gas Analyzer(pressure_gas_analyzer)
- H2O concentration density(h2o_concentration)
- Temperature(air_temperature)
- Reference signal strength(reference_signal_strength)
- time_in_seconds_since_volume_start(time)
- North Latitude(lat)
- -180.0 - +180.0(alt)
- base time in epoch(base_time)
- Diagnostic flag variable(diagnostic_flag)
- lon(lon)
- CO2 concentration density(co2_concentration)
- Time offset from base_time(time_offset)
more
sgpco2flxwind25mC1.a1: - Easterly Wind Component(u_wind)
- time_in_seconds_since_volume_start(time)
- lon(lon)
- V wind component(v_wind)
- base time in epoch(base_time)
- Mean temperature of ambient air as measured by the anemometer(sonic_temperature)
- Time offset from base_time(time_offset)
- Vertical wind component(w_wind)
- North Latitude(lat)
- -180.0 - +180.0(alt)
more
sgpco2flxwind60mC1.a1: - North Latitude(lat)
- -180.0 - +180.0(alt)
- base time in epoch(base_time)
- lon(lon)
- V wind component(v_wind)
- Easterly Wind Component(u_wind)
- Mean temperature of ambient air as measured by the anemometer(sonic_temperature)
- Vertical wind component(w_wind)
- Time offset from base_time(time_offset)
- time_in_seconds_since_volume_start(time)
more
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