NetCDF parameter
From Atomix
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Subgroup | Short name | Standard name | Units of measurement | Long name | Dir positive | Reference datum | NetCDF type | validMin | validMax |
---|---|---|---|---|---|---|---|---|---|
All | TIME | time | days, or Days since YYYY-MM-DDT00:00:00Z | Decimal day | days since 1950-01-01 00:00 UTC | float | |||
All | PRES | sea_water_pressure | dbar | Sea water pressure, equals 0 at sea-level | down | float | |||
All | DEPTH | depth | m | down | sea surface | float | -5 | 12000 | |
All | LATITUDE | latitude | degrees_north | WGS84 geographic coordinate system | float | -90 | 90 | ||
All | LONGITUDE | longitude | degrees_east | WGS84 geographic coordinate system | float | -180 | 180 | ||
All | TEMP | sea_water_temperature | degrees_Celsius | sea water temperature in-situ ITS-90 scale | float | -2.5 | 40 | ||
All | CNDC | sea_water_electrical_conductivity | S m-1 | float | 0 | 50000 | |||
All | PSAL | sea_water_practical_salinity | 1 | float | 0 | 41 | |||
All | DENS | sea_water_density | kg m-3 | float | |||||
All | BVFSQ | square_of_brunt_vaisala_frequency_in_sea_water | (rad s-1)2 | float | 0 | 10000 | |||
All | CSPD | water_speed | m s-1 | float | 0 | 10 | |||
All | PITCH | platform_pitch_angle | degree | float | -180 | 180 | |||
All | HEADING | platform_yaw_angle | degree | clockwise | true North | float | 0 | 360 | |
All | HEADING_MAG | platform_yaw_angle | degree | clockwise | magnetic North | float | 0 | 360 | |
All | ROLL | platform_roll_angle | degree | float | -180 | 180 | |||
All | EPSI | specific_turbulent_kinetic_energy_dissipation_in_sea_water | W kg-1 | dissipation rate of turbulent kinetic energy per unit mass in sea water estimated from individual shear probes / beams | float | 1.00E-12 | 1.00E+00 | ||
All | EPSI_FINAL | specific_turbulent_kinetic_energy_dissipation_in_sea_water | W kg-1 | final dissipation rate of turbulent kinetic energy per unit mass in sea water (averaged using all accepted shear probes / beams / or best estimate from single channel) | double | ||||
All | K_TEMP | water_vertical_diffusivity_of_heat | m2 s-1 | float | 1.00E-12 | 100 | |||
All | K_RHO | water_diapycnal_diffusivity | m2 s-1 | float | 1.00E-12 | 100 | |||
All | KAPPA_TEMP | seawater_molecular_diffusivity_temperature | m2 s-1 | float | 1.00E-09 | 1.00E-05 | |||
All | KVISC | kinematic_viscosity_of_water | m2 s-1 | Kinematic viscosity of (sea) water | float | 1.00E-08 | 1.00E-04 | ||
All | dTEMP_dZ | derivative_of_seawater_temperature_wrt_z | degrees_Celsius m-1 | float | 0 | 100 | |||
All | PROFILE | unique_identifier_for_each_profile_feature_instance_in_this_file | 1 | int | |||||
All | SECTION_NUMBER | unique_identifier_for_each_section_of_data_from_timeseries | 1 | A unique indentifier counter defining sections of the time series from the fast (or slow) channels extracted for dissipation estimates | int | ||||
All | PSPD_REL | platform_speed_wrt_sea_water | m s-1 | Platform speed with respect to sea water | float | ||||
Shear Probes | SHEAR | sea_water_velocity_shear | s-1 | rate of change of cross axis sea water velocity along transect measured by shear probes | double | ||||
Shear Probes | VIB | platform_vibration | 1 | platform vibration detected by piezo-accelerometers | double | ||||
Shear Probes | ACC | platform_acceleration | m s-2 | platform acceleration detected by accelerometers | double | ||||
Shear Probes | SH_SPEC | shear_probe_spectrum | s-2 cpm-1 | cyclic wavenumber spectrum of sea water velocity shear | float | 1.00E-12 | 1.00E+00 | ||
Shear Probes | SH_SPEC_CLEAN | shear_probe_spectrum_clean | s-2 cpm-1 | cleaned cyclic wavenumber spectrum of sea water velocity shear | float | ||||
Shear Probes | A_SPEC | acceleration_sensor_spectrum | m2 s-4 cpm-1 | acceleration spectrum from accelerometers | float | 1.00E-12 | 1.00E+00 | ||
Shear Probes | AP_SPEC | vibration_sensor_spectrum | 1 | vibration spectrum from vibration sensors | float | 1.00E-12 | 1.00E+12 | ||
Shear Probes | SH_A_SPEC | shear_and_acceleration_cross-spectral_matrix | Complex cross-spectral matrix of shear and acceleration | float | |||||
Shear Probes | SH_AP_SPEC | shear_and_vibration_cross-spectral_matrix | Complex cross-spectral matrix of shear and vibration | float | |||||
ADV/Shear probes | KMAX | maximum_wavenumber_used_for_estimating_turbulent_kinetic_energy_dissipation | cpm | maximum wavenumber for integration of shear spectrum | float | 0 | 1000 | ||
Shear probes | FOM | figure_of_merit | - | Figure of merit of shear spectrum relative to the model spectrum. It is MAD multiplied by the sqrt( degrees of freedom) of the spectra | float | ||||
ADV/Shear probes | MAD | mean_absolute_deviation | - | mean absolute deviation of shear spectrum relative to the model spectrum | float | ||||
ADV/Shear probes | DOF | degrees_of_freedom_of_spectrum | float | 0 | 500 | ||||
ADV/Shear probes | FREQ | frequency | Hz | float | 0 | 1.00E+04 | |||
ADV/Shear probes | FREQ_W | angular_frequency | rad s-1 | float | 0 | 1.00E+04 | |||
ADV/Shear probes | KCYC | cyclic_wavenumber | cpm | wavenumber along the direction of instrument motion in cycles per meter | float | 0 | 1.00E+04 | ||
ADV | MAD_SQRT_DOF | mean_absolute_deviation_multiplied_sqrt_of_degrees_of_freedom | float | 0 | 1000 | ||||
ADV | KMIN | minimum_wavenumber_used_for_estimating_turbulent_kinetic_energy_dissipation | cpm | minimum wavenumber for integration of shear spectrum | float | 0 | 1000 | ||
ADV | DIR_CSPD | direction_of_water_speed | degree | counterclockwise | east | float | 0 | 360 | |
ADV | ROT_AXIS | axis_of_rotation_from_east_to_x | Rotation axis [i,j,k] in the geographical coordinates system used to rotate from the geographical to the analysis frame of reference | float | -1 | 1 | |||
ADV | ROT_ANGLE | angle_of_rotation_from_east_to_x | degree | Angle of rotation from geographical coordinates to the analysis frame of reference around the rotation axis. | counterclockwise | east | float | 0 | 360 |
ADV | ANISO | ratio_of_large_turbulence_length_scale_to_smallest_kolmogorov_length | - | float | 1 | ||||
ADV | UVW_VEL | water_velocity_in_the_analysis_frame_of_reference | ms-1 | The measurements have been rotated into a frame of reference for which the x (longitudinal) axis coincides with the direction of mean water speed | Background flow | float | -10 | 10 | |
ADV | UVW_VEL_SPEC | power_spectrum_density_of_velocity_in_the_analysis_frame_of_reference | (m s-1)2 s | Summation of the spectra across all frequencies is equal to the signal's variance in time-domain. | float | 1.00E-12 | 1.00E+00 | ||
ADV | XYZ_VEL | water_velocity_measured_in_instrument_coordinates | ms-1 | float | -10 | 10 | |||
ADV | ENU_VEL | water_velocity_in_geographical_east_north_up_coordinates | ms-1 | Geographical | float | -10 | 10 | ||
ADV | ENU_VEL_DETRENDED | detrended_water_velocity_in_geographical_east_north_up_coordinates | ms-1 | These velocities in the geographical frame of reference have been detrended. The signal may include surface wave, motion contamination, in addition to the turbulence signal | float | -5 | 5 | ||
ADV | UVW_VEL_DETRENDED | detrended_water_velocity_in_the_analysis_frame_of_reference | ms-1 | These velocities in the analysis frame of reference have been detrended. The signal may include surface wave, motion contamination, in addition to the turbulence signal | float | -5 | 5 | ||
ADV | UVW_VEL_RMS | root_mean_square_of_velocity_in_the_analysis_frame_of_reference | ms-1 | An rms calculation on a detrended timeseries (mean removed) is the same as the standard deviation | float | 0 | 5 | ||
ADV | UVW_VEL_STD | standard_deviation_of_velocity_in_the_analysis_frame_of_reference | ms-1 | float | 0 | 5 | |||
ADV | TAYL | ratio_of_rms_turb_U_to_water_speed | - | float | 0 | 10000 | |||
ADV | SNR | signal_noise_ratio_from_each_acoustic_beam | decibel | float | 0 | 150 | |||
ADV | ABSIC | backscater_intensity_from_each_acoustic_beam | count | AlongBeam_distance | float | 0 | |||
ADV | CORRN | noise_correlation_percent_from_each_acoustic_beam | percent | float | 0 | 100 | |||
ADV | N_VEL_INSTRUMENT | unique_identifier_for_each_velocity_component | - | int | 1 | ||||
ADV | N_VEL_COMPONENT | unique_identifier_for_each_velocity_instrument | - | int | 1 | 3 | |||
ADV | N_SAMPLE | unique_identifier_for_each_sample_within_the_segment | - | int | 1 | ||||
ADV/ADCP | N_SEGMENT | unique_identifier_for_each_segment_in_the_entire_available_timeseries | - | int | 1 | ||||
ADV | SPEC_SLOPE | estimated_spectral_slope_of_fitted_wavenumbers_in_logspace | - | Nonlinear least square fit to find most likely spectral slope | float | ||||
ADV | SPEC_SLOPE_CI_LOW | low_limit_confidence_interval_of_spectral_slope_in_logspace | - | float | |||||
ADV | SPEC_SLOPE_CI_HIGH | high_limit_confidence_interval_of_spectral_slope_in_logspace | - | float | |||||
ADV/ADCP | dUCUR_dZ | derivative_of_eastward_velocity_wrt_z | s-1 | float | -10 | 10 | |||
ADV/ADCP | dVCUR_dZ | derivative_of_northtward_velocity_wrt_z | s-1 | float | -10 | 10 | |||
ADV/ADCP | dWCUR_dZ | derivative_of_upward_velocity_wrt_z | s-1 | float | -5 | 5 | |||
ADV/ADCP | HEIGHT_AB | height_above_bottom | m | up | bottom | float | 0 | 12000 | |
ADV/ADCP | BURST_NUMBER | unique_identifier_for_each_burst | - | int | 1 | ||||
ADV/ADCP | PERG | percentage_of_samples_good | percent | float | 0 | 100 | |||
ADV/ADCP | N_BEAM | unique_identifier_for_each_beam | int | 1 | 10 | ||||
ADCP | ABSI | backscatter_intensity_from_each_acoustic_beam | decibel | AlongBeam_distance | float | 0 | |||
ADCP | ABSI5 | backscatter_intensity_from_acoustic_beam_5 | decibel | AlongBeam_distance | float | 0 | |||
ADCP | CORR | correlation_magnitude_from_each_acoustic_beam | counts | AlongBeam_distance | float | 0 | |||
ADCP | CORR5 | correlation_magnitude_from_acoustic_beam_5 | counts | AlongBeam_distance | float | 0 | |||
ADCP | R_DIST5 | distance_from_sensor_along_beam_5 | m | Required for 5-beam ADCPs when the 5th is pointing vertically up. | outwards from transducer | sensor | dimension | 0 | |
ADCP | R_DIST | distance_from_sensor_along_beams | m | outwards from transducer | sensor | dimension | 0 | ||
ADCP | HEIGHT_AS | height_above_sensor | m | up | sensor | float | -12000 | 12000 | |
ADCP | THETA | beam_angle_from_instrument_z_axis | degrees | clockwise | vertical axis | float | 0 | 90 | |
ADCP | BIN_SIZE | instrument_measurement_volume_bin_size | m | float | 0 | 100 | |||
ADCP | R_VEL | water_radial_velocity_of_scatterers_towards_instrument | m/s | towards instrument | float | -10 | 10 | ||
ADCP | R_VEL5 | water_radial_velocity_of_scatterers_towards_instrument_in_beam_5 | m/s | towards instrument | float | -5 | 5 | ||
ADCP | R_VEL_DETRENDED | water_radial_velocity_of_scatterers_towards_instrument_detrended | m/s | High-frequency content of the velocity signal, which may contain contributions from surface waves, turbulence, and vibrations etc | towards instrument | float | -10 | 10 | |
ADCP | R_VEL5_DETRENDED | water_radial_velocity_of_scatterers_towards_instrument_in_beam_5_detrended | m/s | High-frequency content of the velocity signal, which may contain contributions from surface waves, turbulence, and vibrations etc | towards instrument | float | -10 | 10 | |
ADCP | R_DEL | along-beam_separation_distance_over_which_DLL_is_evaluated | m | float | 0 | ||||
ADCP | R_DEL5 | along-beam_separation_distance_over_which_DLL_is_evaluated_in_beam_5 | m | float | 0 | ||||
ADCP | R_MAX | maximum_separation_distance_over_for_DLL_regression | m | float | 0 | ||||
ADCP | DLL5_N | second_order_structure_function_in_beam_5 | m2/s2 | AlongBeam_distance | float | 0 | |||
ADCP | DLL | second_order_structure_function | m2/s2 | AlongBeam_distance | float | 0 | |||
ADCP | DLL_N | second_order_structure_function_number_of_observations | count | int | 0 | ||||
ADCP | DLL5_N | second_order_structure_function_in_beam_5_number_of_observations | count | int | 0 | ||||
ADCP | DLL_FLAGS | second_order_structure_function_status_flags | count | float | |||||
ADCP | C2 | constant_used_in_the_second_order_structure_function | This constant appears when estimating the dissipation rate of turbulent kinetic energy from the regression coefficients. | float | |||||
ADCP | REGRESSION_RSQUARED | regression_goodness_of_fit_adjusted_for_number_of_terms | float | ||||||
ADCP/ADV | EPSI_CI_LOW | specific_turbulent_kinetic_energy_dissipation_in_water_low_confidence_limit | W kg-1 | 95% confidence interval | float | ||||
ADCP/ADV | EPSI_CI_HIGH | specific_turbulent_kinetic_energy_dissipation_in_water_high_confidence_limit | W kg-1 | 95% confidence interval | float | ||||
ADCP | QAx_BDF | QA_criterion_x_bad_data_flag | logical | logical | 0 | 1 | |||
ADCP | REGRESSION_COEFF_A0 | structure_function_regression_intercept | m2 s-2 | float | |||||
ADCP | REGRESSION_COEFF_A1 | structure_function_regression_coefficient_for_r^2/3 | m4/3 s-2 | float | |||||
ADCP | REGRESSION_COEFF_A3 | structure_function_regression_coefficient_for_(r^2/3)^3 | s-2 | float | |||||
ADCP | REGRESSION_N | structure_function_regression_number_of_observations | count | int | |||||
All | L_K | kolmogorov_length_scale | m | float | 0 | 1000 | |||
All | L_S | turbulent_corssin_shear_length_scale | m | float | 0 | 100000 | |||
All | L_O | turbulent_ozmidov_stratification_length_scale | m | float | 0 | 100000 | |||
ADV | TIME_HPR | time_of_heading_pitch_roll_sensors | Days since 1950-01-01T00:00:00Z | Heading, pitch and roll (tilt) sensors measure always at 1Hz for Vector ADV | days since 1950-01-01 00:00 UTC | float |