!This is a Generic UVVIS-DOAS-OffAxis-Aerosol Metadata template that can be !used as the basis for generating a Metadata template file for a particular !Instrument, Site, and set of Originator Attributes, suitable for use as !input to idlcr8HDF. Each entry of the metadata file is made up of a !Label and a Value (which may be a set of sub-values), in the format: !LABEL=Value. !The file is set-up according to the following rules: !1. Any Value inside square brackets must be replaced by information ! specific to the Instrument, Site, or the Originator Attributes e.g. ! Replace PI_NAME=[Enter Originator Value] ! with PI_NAME=Van Roozendael; Michel !2. Any value inside angled brackets is a free format entry to which the ! user can append new text, leave blank or, if labeled Optional, remove ! e.g. Replace DATA_MODIFICATIONS= ! with DATA_MODIFICATIONS=None !3. Optional or Conditional Variable Attributes are indicated by a ! preceeding comment. These can be removed if not being reported, in ! which case it is also necessary to remove the Attribute Name from ! DATA_VARIABLES in the Global Attributes. !4. Except for VAR_NOTES, a Label without a corresponding Value means ! that idlcr8HDF can automatically complete the value. It should be ! left empty unless you wish to add a value that will not change from ! measurement to measurement. !5. All other values are not expected to change from measurement to ! measurement. However, you can edit the VAR_NOTES and VAR_DESCRIPTION ! values as required. It may also be necessary to edit some of the ! VAR_VALID_MIN and VAR_VALID_MAX values depending on your Instrument ! and Location. Although VAR_VALID_MIN fields can be left empty for ! DATETIME.START and DATETIME.STOP, and VAR_VALID_MAX fields can be ! left empty for DATETIME, DATETIME.START and DATETIME.STOP. ! !Do a search for all '[' and '<' characters, and add new values as !appropriate. Ensure that the square or angled brackets are not included !as part of the new entries. Also refer to !http://avdc.gsfc.nasa.gov/PDF/GEOMS/geoms-1.0.pdf for additional !information on Global and Variable Attributes. For help in setting up !this file or running idlcr8hdf please contact Ian Boyd at iboyd@astro.umass.edu. ! ! Global Attributes ! ----------------- ! PI_NAME=[Enter Originator Value] PI_AFFILIATION=[Enter Originator Value] PI_ADDRESS=[Enter Originator Value] PI_EMAIL=[Enter Originator Value] DO_NAME=[Enter Originator Value] DO_AFFILIATION=[Enter Originator Value] DO_ADDRESS=[Enter Originator Value] DO_EMAIL=[Enter Originator Value] DS_NAME=[Enter Originator Value] DS_AFFILIATION=[Enter Originator Value] DS_ADDRESS=[Enter Originator Value] DS_EMAIL=[Enter Originator Value] DATA_DESCRIPTION= DATA_DISCIPLINE=ATMOSPHERIC.PHYSICS;REMOTE.SENSING;GROUNDBASED DATA_GROUP=EXPERIMENTAL;PROFILE.STATIONARY DATA_LOCATION=[Enter Data Location Value] DATA_SOURCE=UVVIS.DOAS.OFFAXIS.AEROSOL_[Enter Affiliation and Instrument ID e.g. BIRA.IASB001] DATA_VARIABLES=DATETIME;DATETIME.START;DATETIME.STOP;INTEGRATION.TIME;LATITUDE.INSTRUMENT;LONGITUDE.INSTRUMENT;ALTITUDE.INSTRUMENT;WAVELENGTH;ALTITUDE;PRESSURE_INDEPENDENT;PRESSURE_INDEPENDENT_SOURCE;TEMPERATURE_INDEPENDENT;TEMPERATURE_INDEPENDENT_SOURCE;ALTITUDE.BOUNDARIES;WIND.DIRECTION.SURFACE_INDEPENDENT;WIND.DIRECTION.SURFACE_INDEPENDENT_SOURCE;WIND.SPEED.SURFACE_INDEPENDENT;WIND.SPEED.SURFACE_INDEPENDENT_SOURCE;ANGLE.SOLAR_ZENITH.ASTRONOMICAL;ANGLE.SOLAR_AZIMUTH;ANGLE.VIEW_AZIMUTH;ANGLE.VIEW_ZENITH;LATITUDE;LONGITUDE;CLOUD.CONDITIONS;AEROSOL.SINGLE.SCATTERING.ALBEDO_INDEPENDENT;AEROSOL.ASYMMETRY.FACTOR_INDEPENDENT;AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS;AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.RANDOM.COVARIANCE;AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.SYSTEMATIC.COVARIANCE;AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_APRIORI;AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_AVK;AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS;AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.RANDOM.STANDARD;AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.SYSTEMATIC.STANDARD;AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_APRIORI;AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_AVK DATA_START_DATE= DATA_STOP_DATE= DATA_FILE_VERSION=[Enter Unique Database File Version e.g. 001] DATA_MODIFICATIONS= DATA_CAVEATS= DATA_RULES_OF_USE= DATA_ACKNOWLEDGEMENT= DATA_QUALITY= DATA_TEMPLATE=GEOMS-TE-UVVIS-DOAS-OFFAXIS-AEROSOL-007 DATA_PROCESSOR= FILE_NAME= FILE_GENERATION_DATE= FILE_ACCESS=[Enter one or more File Access Values e.g. NDACC;AVDC] FILE_PROJECT_ID= FILE_ASSOCIATION= FILE_META_VERSION= FILE_DOI= ! ! Variable Attributes ! ------------------- ! VAR_NAME=DATETIME VAR_DESCRIPTION=datetime (UT), defined relative to reference datetime of Jan. 1, 2000 at 0:00:00 UT which is equal to 0.00 VAR_NOTES=mean time of the measurement sequence used for each retrieval VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=DOUBLE VAR_UNITS=MJD2K VAR_SI_CONVERSION=0.0;86400.0;s VAR_VALID_MIN=[Enter the MJD2K time that this instrument commenced making measurements at this location] VAR_VALID_MAX= VAR_FILL_VALUE=-90000.0 ! VAR_NAME=DATETIME.START VAR_DESCRIPTION=datetime start (UT), defined relative to reference datetime of Jan. 1, 2000 at 0:00:00 UT which is equal to 0.00 VAR_NOTES=start time of the measurement sequence used for each retrieval VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=DOUBLE VAR_UNITS=MJD2K VAR_SI_CONVERSION=0.0;86400.0;s VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE=-90000.0 ! VAR_NAME=DATETIME.STOP VAR_DESCRIPTION=datetime stop (UT), defined relative to reference datetime of Jan. 1, 2000 at 0:00:00 UT which is equal to 0.00 VAR_NOTES=end time of the measurement sequence used for each retrieval VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=DOUBLE VAR_UNITS=MJD2K VAR_SI_CONVERSION=0.0;86400.0;s VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE=-90000.0 ! VAR_NAME=INTEGRATION.TIME VAR_DESCRIPTION=duration of the measurement corresponding to the profile VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=s VAR_SI_CONVERSION=0.0;1.0;s VAR_VALID_MIN=0.0 VAR_VALID_MAX=25600.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=LATITUDE.INSTRUMENT VAR_DESCRIPTION=latitude north (decimal degrees) of the location of the instrument VAR_NOTES=sign convention: + for north and - for south VAR_SIZE=1 VAR_DEPEND=CONSTANT VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=-90.0 VAR_VALID_MAX=90.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=LONGITUDE.INSTRUMENT VAR_DESCRIPTION=longitude east (decimal degrees) of the location of the instrument VAR_NOTES=sign convention: + for east and - for west VAR_SIZE=1 VAR_DEPEND=CONSTANT VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=-180.0 VAR_VALID_MAX=180.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=ALTITUDE.INSTRUMENT VAR_DESCRIPTION=altitude of the instrument relative to the location site VAR_NOTES= VAR_SIZE=1 VAR_DEPEND=CONSTANT VAR_DATA_TYPE=REAL VAR_UNITS=m VAR_SI_CONVERSION=0.0;1.0;m VAR_VALID_MIN=-0.05 VAR_VALID_MAX=5000.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=WAVELENGTH VAR_DESCRIPTION=Wavelength at which aerosol measurements are made VAR_NOTES= VAR_SIZE=1 VAR_DEPEND=[CONSTANT|WAVELENGTH] VAR_DATA_TYPE=REAL VAR_UNITS=nm VAR_SI_CONVERSION=0.0;1.0E-9;m VAR_VALID_MIN=300.0 VAR_VALID_MAX=800.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=ALTITUDE VAR_DESCRIPTION=Grid of altitude levels upon which the retrieved target profile as well as pressure and temperature profiles are reported VAR_NOTES=these altitudes are the centers of the retrieval altitude layers (geometric mean between the 2 layer boundaries); the reported number densities, P and T are effective layer values. VAR_SIZE= VAR_DEPEND=[ALTITUDE|ALTITUDE;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=km VAR_SI_CONVERSION=0.0;1000.0;m VAR_VALID_MIN=0.0 VAR_VALID_MAX=120.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=PRESSURE_INDEPENDENT VAR_DESCRIPTION=Total effective air pressures in layers for vertical profile retrieval VAR_NOTES=The pressure values represent the effective pressure in each layer and are reported at the center altitude of each layer VAR_SIZE= VAR_DEPEND=ALTITUDE;DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=hPa VAR_SI_CONVERSION=0.0;100.0;m-1 kg s-2 VAR_VALID_MIN=0.0 VAR_VALID_MAX=1100.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=PRESSURE_INDEPENDENT_SOURCE VAR_DESCRIPTION=Pressure profile source (e.g. NCEP, Sonde, ECMWF etc.) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[CONSTANT|DATETIME|ALTITUDE;DATETIME] VAR_DATA_TYPE=STRING VAR_UNITS= VAR_SI_CONVERSION= VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE= ! VAR_NAME=TEMPERATURE_INDEPENDENT VAR_DESCRIPTION=effective air temperatures in layers for vertical profile retrieval VAR_NOTES=The temperature values represent the effective temperature in each layer and are reported at the center altitude of each layer VAR_SIZE= VAR_DEPEND=ALTITUDE;DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=K VAR_SI_CONVERSION=0.0;1.0;K VAR_VALID_MIN=0.0 VAR_VALID_MAX=500.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=TEMPERATURE_INDEPENDENT_SOURCE VAR_DESCRIPTION=Temperature profile source (e.g. NCEP, Sonde, ECMWF etc.) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[CONSTANT|DATETIME|ALTITUDE;DATETIME] VAR_DATA_TYPE=STRING VAR_UNITS= VAR_SI_CONVERSION= VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE= ! VAR_NAME=ALTITUDE.BOUNDARIES VAR_DESCRIPTION=2D matrix with on each row the lower and upper boundaries of the layers for which the partial columns are provided. In layer-based retrieval these are equal to the lower and upper boundaries of the respective retrieval layers. This matrix becomes 3D if the ALTITUDE.BOUNDARIES varies with DATETIME VAR_NOTES=The retrieved partial columns are given at the center between the boundaries provided VAR_SIZE= VAR_DEPEND=[INDEPENDENT;ALTITUDE|INDEPENDENT;ALTITUDE;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=km VAR_SI_CONVERSION=0.0;1000.0;m VAR_VALID_MIN=0.0 VAR_VALID_MAX=120.0 VAR_FILL_VALUE=-90000.0 ! !OPTIONAL - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=WIND.DIRECTION.SURFACE_INDEPENDENT VAR_DESCRIPTION=Wind direction at the station using WMO definition (wind from the north is 360, from the east is 90 and so on. No wind (calm) is 0) VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=0.0 VAR_VALID_MAX=360.0 VAR_FILL_VALUE=-90000.0 ! !CONDITIONAL MANDATORY - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=WIND.DIRECTION.SURFACE_INDEPENDENT_SOURCE VAR_DESCRIPTION=Wind direction source (e.g. Anemometer, ECMWF etc.) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[CONSTANT|DATETIME] VAR_DATA_TYPE=STRING VAR_UNITS= VAR_SI_CONVERSION= VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE= ! !OPTIONAL - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=WIND.SPEED.SURFACE_INDEPENDENT VAR_DESCRIPTION=Wind speed at the station VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=m s-1 VAR_SI_CONVERSION=0.0;1.0;m s-1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=100.0 VAR_FILL_VALUE=-90000.0 ! !CONDITIONAL MANDATORY - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=WIND.SPEED.SURFACE_INDEPENDENT_SOURCE VAR_DESCRIPTION=Wind speed source (e.g. Anemometer, ECMWF etc.) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[CONSTANT|DATETIME] VAR_DATA_TYPE=STRING VAR_UNITS= VAR_SI_CONVERSION= VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE= ! VAR_NAME=ANGLE.SOLAR_ZENITH.ASTRONOMICAL VAR_DESCRIPTION=astronomical zenith angle of the sun VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=0.0 VAR_VALID_MAX=180.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=ANGLE.SOLAR_AZIMUTH VAR_DESCRIPTION=The solar azimuth angle at which the measurement was taken using north as the reference plane and increasing clockwise (0 for north, 90 for east and so on) VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=0.0 VAR_VALID_MAX=360.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=ANGLE.VIEW_AZIMUTH VAR_DESCRIPTION=The azimuth viewing direction of the instrument using north as the reference plane and increasing clockwise (0 for north, 90 for east and so on) VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=0.0 VAR_VALID_MAX=360.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=ANGLE.VIEW_ZENITH VAR_DESCRIPTION=pointing zenith angle of the MAXDOAS VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=0.0 VAR_VALID_MAX=180.0 VAR_FILL_VALUE=-90000.0 ! !OPTIONAL - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=LATITUDE VAR_DESCRIPTION=latitude north (decimal degrees) of the effective air mass at each altitude VAR_NOTES=sign convention: + for north and - for south VAR_SIZE= VAR_DEPEND=ALTITUDE;DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=-90.0 VAR_VALID_MAX=90.0 VAR_FILL_VALUE=-90000.0 ! !OPTIONAL - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=LONGITUDE VAR_DESCRIPTION=longitude east (decimal degrees) of the effective air mass at each altitude VAR_NOTES=sign convention: + for east and - for west VAR_SIZE= VAR_DEPEND=ALTITUDE;DATETIME VAR_DATA_TYPE=REAL VAR_UNITS=deg VAR_SI_CONVERSION=0.0;1.74533E-2;rad VAR_VALID_MIN=-180.0 VAR_VALID_MAX=180.0 VAR_FILL_VALUE=-90000.0 ! VAR_NAME=CLOUD.CONDITIONS VAR_DESCRIPTION=Possible Values: clear-sky; thin clouds; thick clouds; broken clouds; [empty]. [empty] means that the cloud retrieval is not successful; not possible or missing VAR_NOTES= VAR_SIZE= VAR_DEPEND=DATETIME VAR_DATA_TYPE=STRING VAR_UNITS= VAR_SI_CONVERSION= VAR_VALID_MIN= VAR_VALID_MAX= VAR_FILL_VALUE= ! !OPTIONAL - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=AEROSOL.SINGLE.SCATTERING.ALBEDO_INDEPENDENT VAR_DESCRIPTION=The aerosol single scattering albedo used for the retrievals VAR_NOTES= VAR_SIZE= VAR_DEPEND=[DATETIME|WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=5.0 VAR_FILL_VALUE=-90000.00 ! !OPTIONAL - if this Variable Attribute is removed then remove corresponding name from DATA_VARIABLES VAR_NAME=AEROSOL.ASYMMETRY.FACTOR_INDEPENDENT VAR_DESCRIPTION=The aerosol asymmetry factor of the phase function used for the retrievals VAR_NOTES= VAR_SIZE= VAR_DEPEND=[DATETIME|WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=5.0 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS VAR_DESCRIPTION=Retrieved aerosol extinction vertical profile VAR_NOTES= VAR_SIZE= VAR_DEPEND=[ALTITUDE;DATETIME|ALTITUDE;WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=km-1 VAR_SI_CONVERSION=0.0;1.0E-3;m-1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=0.5 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.RANDOM.COVARIANCE VAR_DESCRIPTION=Total random error covariance matrix associated with the retrieved aerosol extinction vertical profile (without smoothing error!) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[ALTITUDE;ALTITUDE;DATETIME|ALTITUDE;ALTITUDE;WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=km-2 VAR_SI_CONVERSION=0.0;1.0E-6;m-2 VAR_VALID_MIN=0.0 VAR_VALID_MAX=0.5 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.SYSTEMATIC.COVARIANCE VAR_DESCRIPTION=Total systematic error covariance matrix associated with the retrieved vertical profile (expressed in same units as the profile) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[ALTITUDE;ALTITUDE;DATETIME|ALTITUDE;ALTITUDE;WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=km-2 VAR_SI_CONVERSION=0.0;1.0E-6;m-2 VAR_VALID_MIN=0.0 VAR_VALID_MAX=0.5 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_APRIORI VAR_DESCRIPTION=A-priori target vertical profile VAR_NOTES= VAR_SIZE= VAR_DEPEND=[ALTITUDE;DATETIME|ALTITUDE;WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=km-1 VAR_SI_CONVERSION=0.0;1.0E-3;m-1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=0.5 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.EXTINCTION.COEFFICIENT_SCATTER.SOLAR.OFFAXIS_AVK VAR_DESCRIPTION=Averaging kernel matrix for retrieved target profile VAR_NOTES=The fastest running index corresponds to the column index of the AVK transformation matrix. VAR_SIZE= VAR_DEPEND=[ALTITUDE;ALTITUDE;DATETIME|ALTITUDE;ALTITUDE;WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=-2.0 VAR_VALID_MAX=2.0 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS VAR_DESCRIPTION=The total tropospheric aerosol optical depth retrieved from the measurements VAR_NOTES= VAR_SIZE= VAR_DEPEND=[DATETIME|WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=5.0 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.RANDOM.STANDARD VAR_DESCRIPTION=Total random uncertainty on the retrieved total tropospheric aerosol optical depth (expressed in same units as the column) (without smoothing error) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[DATETIME|WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=5.0 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_UNCERTAINTY.SYSTEMATIC.STANDARD VAR_DESCRIPTION=Total systematic uncertainty on the retrieved total tropospheric aerosol optical depth (expressed in same units as the column) (without smoothing error) VAR_NOTES= VAR_SIZE= VAR_DEPEND=[DATETIME|WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=5.0 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_APRIORI VAR_DESCRIPTION=A-priori total tropospheric aerosol optical depth VAR_NOTES= VAR_SIZE= VAR_DEPEND=[DATETIME|WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=0.0 VAR_VALID_MAX=5.0 VAR_FILL_VALUE=-90000.00 ! VAR_NAME=AEROSOL.OPTICAL.DEPTH.TROPOSPHERIC_SCATTER.SOLAR.OFFAXIS_AVK VAR_DESCRIPTION=Averaging kernel matrix associated with the total tropospheric aerosol optical depth VAR_NOTES= VAR_SIZE= VAR_DEPEND=[ALTITUDE;DATETIME|ALTITUDE;WAVELENGTH;DATETIME] VAR_DATA_TYPE=REAL VAR_UNITS=1 VAR_SI_CONVERSION=0.0;1.0;1 VAR_VALID_MIN=-2.0 VAR_VALID_MAX=2.0 VAR_FILL_VALUE=-90000.00