ELDEC Products¶
This section describe the structure of ELDEC products.
ELDEC Products: dimensions¶
The following dimensions are defined in ELDEC products:
- time
- altitude
- ratio
- calibration
- nv
The dimension time (mandatory) specifies the number of calibration performed at different times.
The dimension altitude (mandatory) represents the number of rangebins characterizing the reflected to transmitted polarization calibration ratio.
The dimension ratio (mandatory) indicates the number reflected to transmitted ratios included in the product.
The dimension calibration indicates the number of calibrations provided by the product.
The dimension nv (mandatory) is ancillary and it is always set to 2.
ELDEC Products: variables¶
- latitude
Type: double Dimensions: – Variable_Type: Mandatory Description: measurement site latitude Units: degrees_north Definition: double latitude - longitude
Type: double Dimensions: – Variable_Type: Mandatory Description: measurement site longitude Units: degrees_east Definition: double longitude - station_altitude
Type: double Dimensions: – Variable_Type: Mandatory Description: station altitude above see level Units: m Definition: double station_altitude - altitude
Type: double Dimensions: altitude Variable_Type: Mandatory Description: altitude above see level Units: m Definition: double altitude(altitude) - range
Type: double Dimensions: altitude Variable_Type: Mandatory Description: lidar range scale Units: m Definition: double range(altitude) - shots
Type: int Dimensions: time Variable_Type: Mandatory Description: accumulated laser shots Units: – Definition: int shots(time) - time
Type: double Dimensions: time Variable_Type: Mandatory Description: seconds since 1970-01-01T00:00:00Z Units: – Definition: double time(time) - time_bounds
Type: double Dimensions: time, nv Variable_Type: Mandatory Description: seconds since 1970-01-01T00:00:00Z Units: – Definition: double time_bounds(time,nv) - scc_product_type
Type: byte Dimensions: – Variable_Type: Mandatory Description: Bitmask describing the SCC product type Units: – Definition: byte scc_product_type - polarization_calibration_ratio_emission_wavelength
Type: double Dimensions: ratio Variable_Type: Mandatory Description: Emission wavelength of the reflected to transmitted polarization calibration Units: nm Definition: double polarization_calibration_ratio_emission_wavelength(ratio) - polarization_calibration_ratio_detection_wavelength
Type: double Dimensions: ratio Variable_Type: Mandatory Description: Detection wavelength of the reflected to transmitted polarization calibration Units: nm Definition: double polarization_calibration_ratio_detection_wavelength(ratio) - polarization_calibration_ratio_range
Type: byte Dimensions: ratio Variable_Type: Mandatory Description: Bitmask to identify the reflected to transmitted polarization calibration ratio range type Units: – Definition: byte polarization_calibration_ratio_range(ratio) - polarization_calibration_ratio_configuration
Type: byte Dimensions: ratio Variable_Type: Mandatory Description: Bitmask to identify the reflected to transmitted polarization calibration ratio configuration type Units: – Definition: byte polarization_calibration_ratio_configuration(ratio) - polarization_calibration_ratio
Type: double Dimensions: ratio, time, altitude Variable_Type: Mandatory Description: Uncalibrated reflected to transmitted polarization calibration ratio Units: – Definition: double polarization_calibration_ratio(ratio, time, altitude) - polarization_calibration_ratio_statistical_error
Type: double Dimensions: ratio, time, altitude Variable_Type: Mandatory Description: Statistical error (uncertainty) on uncalibrated reflected to transmitted polarization calibration ratio Units: – Definition: double polarization_calibration_ratio_statistical_error(ratio, time, altitude) - polarization_calibration_ratio_systematic_error
Type: double Dimensions: ratio, time, altitude Variable_Type: Optional Description: Systematic error (uncertainty) on uncalibrated reflected to transmitted polarization calibration ratio Units: – Definition: double polarization_calibration_ratio_statistical_error(ratio, time, altitude) - polarization_calibration_minimum_range
Type: double Dimensions: ratio Variable_Type: Mandatory Description: Minimum altitude to consider for polarization calibration Units: m Definition: double polarization_calibration_minimum_range(ratio) - polarization_calibration_maximum_range
Type: double Dimensions: ratio Variable_Type: Mandatory Description: Maximum altitude to consider for polarization calibration Units: m Definition: double polarization_calibration_maximum_range(ratio) - polarization_calibration_ratio_average
Type: double Dimensions: ratio, time Variable_Type: Mandatory Description: Average of the polarization calibration ratio within the calibration range Units: – Definition: double polarization_calibration_ratio_average(ratio, time) - polarization_calibration_ratio_average_statistical_error
Type: double Dimensions: ratio, time Variable_Type: Mandatory Description: Statistical error (uncertainty) on the average of the polarization calibration ratio within the calibration range Units: – Definition: double polarization_calibration_ratio_average_statistical_error(ratio, time) - polarization_calibration_ratio_average_systematic_error
Type: double Dimensions: ratio, time Variable_Type: Optional Description: Systematic error (uncertainty) on the average of the polarization calibration ratio within the calibration range Units: – Definition: double polarization_calibration_ratio_average_systematic_error(ratio, time) - polarization_gain_factor_wavelength
Type: double Dimensions: calibration Variable_Type: Mandatory Description: Polarization gain factor wavelength Units: nm Definition: double polarization_gain_factor_wavelength(calibration) - polarization_gain_factor_range
Type: byte Dimensions: calibration Variable_Type: Mandatory Description: Bitmask to describe the polarization gain factor range type Units: – Definition: byte polarization_gain_factor_range(calibration) - polarization_gain_factor
Type: double Dimensions: calibration, time Variable_Type: Mandatory Description: Polarization gain factor (eta*) Units: – Definition: double polarization_gain_factor(calibration, time) - polarization_gain_factor_statistical_error
Type: double Dimensions: calibration, time Variable_Type: Mandatory Description: Statistical error (uncertainty) on polarization gain factor (eta*) Units: – Definition: double polarization_gain_factor_statistical_error(calibration, time) - polarization_gain_factor_systematic_error
Type: double Dimensions: calibration, time Variable_Type: Optional Description: Systematic error (uncertainty) on polarization gain factor (eta*) Units: – Definition: double polarization_gain_factor_systematic_error(calibration, time)
ELDEC Products: global attributes¶
- Conventions
Type: string Global_Attribute_Type: Mandatory Description: List of the conventions the product is compliant to - title
Type: string Global_Attribute_Type: Mandatory Description: Product title - source
Type: string Global_Attribute_Type: Mandatory Description: String describing the source used to generate the product - references
Type: string Global_Attribute_Type: Mandatory Description: Reference(s) for data processing - location
Type: string Global_Attribute_Type: Mandatory Description: Measurement site location - station_ID
Type: string Global_Attribute_Type: Mandatory Description: Unique 3 digit code identifying SCC station - PI
Type: string Global_Attribute_Type: Mandatory Description: PI full name - PI_affiliation
Type: string Global_Attribute_Type: Mandatory :Description: PI complete affiliation - PI_affiliation_acronym
Type: string Global_Attribute_Type: Mandatory Description: PI affiliation acronym - PI_address
Type: string Global_Attribute_Type: Optional Description: PI address - PI_phone
Type: string Global_Attribute_Type: Optional Description: PI phone number - PI_email
Type: string Global_Attribute_Type: Mandatory Description: PI e-mail - Data_Originator
Type: string Global_Attribute_Type: Mandatory Description: Data originator full name - Data_Originator_affiliation
Type: string Global_Attribute_Type: Mandatory Description: Data originator complete affiliation - Data_Originator_affiliation_acronym
Type: string Global_Attribute_Type: Mandatory Description: Data originator affiliation acronym - Data_Originator_address
Type: string Global_Attribute_Type: Optional Description: Data originator complete address - Data_Originator_phone
Type: string Global_Attribute_Type: Optional Description: Data originator phone number - Data_Originator_email
Type: string Global_Attribute_Type: Mandatory Description: Data originator e-mail address - institution
Type: string Global_Attribute_Type: Mandatory Description: Istitution the product belong to - system
Type: string Global_Attribute_Type: Mandatory Description: Name of the measuring instrument (lidar) - hoi_system_ID
Type: int Global_Attribute_Type: Mandatory Description: Numeric ID identifying the measuring system in the ACTRIS/EARLINET Handbook Of Instrument (HOI) - hoi_configuration_ID;
Type: int Global_Attribute_Type: Mandatory Description: Numeric ID identifying the configuration of the measuring system in the ACTRIS/EARLINET Handbook Of Instrument (HOI) - measurement_ID;
Type: string Global_Attribute_Type: Mandatory Description: Alphanumeric identifier for the raw data measurements use to generate the product - measurement_start_datetime
Type: string Global_Attribute_Type: Mandatory Description: Measurement start datetime YYYY-mm-ddTHH:MM:SSZ - measurement_stop_datetime
Type: string Global_Attribute_Type: Mandatory Description: Measruement stop datetime YYYY-mm-ddTHH:MM:SSZ - comment
Type: string Global_Attribute_Type: Optional Description: Any product comments - scc_version_description
Type: string Global_Attribute_Type: Mandatory Description: Extended SCC version description - scc_version
Type: string Global_Attribute_Type: Mandatory Description: SCC version number - processor_name
Type: string Global_Attribute_Type: Mandatory Description: Name of the processor used to generate the product - processor_version
Type: string Global_Attribute_Type: Mandatory Description: Version of the processor used to generate the product - history
Type: string Global_Attribute_Type: Mandatory Description: Field describing the history of the product - __file_format_version
Type: string Global_Attribute_Type: Mandatory Description: Version of the product file format - data_processing_institution
Type: string Global_Attribute_Type: Mandatory Description: Instituion responsible for data processing - input_file
Type: string Global_Attribute_Type: Mandatory Description: Filename of the input data product used to generate the current product - scc_product_ID
Type: string Global_Attribute_Type: Optional Description: Numeric ID identifying the current product in SCC database