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! Global Attributes
PI_NAME=Yela;Margarita
PI_AFFILIATION=Instituto Nacional de Tecnica Aerospacial;INTA
PI_ADDRESS=Carretera Ajalvir km 4;28850 Torrejon de Ardoz;SPAIN
PI_EMAIL=yelam@inta.es
DO_NAME=Yela;Margarita
DO_AFFILIATION=Instituto Nacional de Tecnica Aerospacial;INTA
DO_ADDRESS=Carretera Ajalvir km 4;28850 Torrejon de Ardoz;SPAIN
DO_EMAIL=yelam@inta.es
DS_NAME=Navarro;Monica
DS_AFFILIATION=Instituto Nacional de Tecnica Aerospacial;INTA
DS_ADDRESS=Carretera Ajalvir km 4;28850 Torrejon de Ardoz;SPAIN
DS_EMAIL=navarrocm@inta.es
DATA_DESCRIPTION=Total Slant and vertical columns using UVVIS.DOAS technique at the dawn
DATA_DISCIPLINE=ATMOSPHERIC.PHYSICS;REMOTE.SENSING;GROUNDBASED
DATA_GROUP=EXPERIMENTAL;PROFILE.STATIONARY
DATA_LOCATION=USHUAIA
DATA_SOURCE=UVVIS.DOAS.ZENITH.O3_INTA004
DATA_VARIABLES=DATETIME;DATETIME.START;DATETIME.STOP;INTEGRATION.TIME;LATITUDE.INSTRUMENT;LONGITUDE.INSTRUMENT;ALTITUDE.INSTRUMENT;ALTITUDE;PRESSURE_INDEPENDENT;PRESSURE_INDEPENDENT_SOURCE;TEMPERATURE_INDEPENDENT;TEMPERATURE_INDEPENDENT_SOURCE;COLUMN.PARTIAL_INDEPENDENT;COLUMN.PARTIAL_INDEPENDENT_SOURCE;ALTITUDE.BOUNDARIES;ANGLE.SOLAR_ZENITH.ASTRONOMICAL;ANGLE.SOLAR_AZIMUTH;ANGLE.VIEW_AZIMUTH;ANGLE.VIEW_ZENITH;LATITUDE;LONGITUDE;CLOUD.CONDITIONS;O3.COLUMN.SLANT_SCATTER.SOLAR.ZENITH;O3.MIXING.RATIO.VOLUME_SCATTER.SOLAR.ZENITH_APRIORI;O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH;O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_UNCERTAINTY.RANDOM.STANDARD;O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_UNCERTAINTY.SYSTEMATIC.STANDARD;O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_APRIORI;O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_AVK;O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_AMF;O3.COLUMN.PARTIAL_SCATTER.SOLAR.ZENITH_APRIORI
DATA_START_DATE=20191109T082801Z
DATA_STOP_DATE=20191109T090536Z
DATA_FILE_VERSION=001
DATA_MODIFICATIONS=None
DATA_CAVEATS=
DATA_RULES_OF_USE=please contact M.Yela
DATA_ACKNOWLEDGEMENT=please contact M.Yela
DATA_QUALITY=RD
DATA_TEMPLATE=GEOMS-TE-UVVIS-DOAS-ZENITH-GAS-007
FILE_NAME=groundbased_uvvis.doas.zenith.o3_inta004_ushuaia_20191109t082801z_20191109t090536z_001.hdf
FILE_GENERATION_DATE=20191111T145726Z
FILE_ACCESS=NDACC
FILE_PROJECT_ID=
FILE_DOI=
FILE_ASSOCIATION=VHODCA
FILE_META_VERSION=04R042;IDLCR8HDF
!
! 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=initial time of each measurement
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=DOUBLE
VAR_UNITS=MJD2K
VAR_SI_CONVERSION=0.0;86400.0;s
VAR_VALID_MIN=-5500.000000000
VAR_VALID_MAX=8000.000000000
VAR_FILL_VALUE=-90000.000000000
!
! Variable Attributes
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=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=DOUBLE
VAR_UNITS=MJD2K
VAR_SI_CONVERSION=0.0;86400.0;s
VAR_VALID_MIN=-5500.000000000
VAR_VALID_MAX=8000.000000000
VAR_FILL_VALUE=-90000.000000000
!
! Variable Attributes
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=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=DOUBLE
VAR_UNITS=MJD2K
VAR_SI_CONVERSION=0.0;86400.0;s
VAR_VALID_MIN=-5500.000000000
VAR_VALID_MAX=8000.000000000
VAR_FILL_VALUE=-90000.000000000
!
! Variable Attributes
VAR_NAME=INTEGRATION.TIME
VAR_DESCRIPTION=duration of the measurement corresponding to the profile
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=s
VAR_SI_CONVERSION=0.0;1.0;s
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=2.560000E+04
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
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=-9.000000E+01
VAR_VALID_MAX=9.000000E+01
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
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=-1.800000E+02
VAR_VALID_MAX=1.800000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
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=-5.000000E-02
VAR_VALID_MAX=5.000000E+03
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
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=47
VAR_DEPEND=ALTITUDE
VAR_DATA_TYPE=REAL
VAR_UNITS=km
VAR_SI_CONVERSION=0.0;1.0E3;m
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=1.200000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=PRESSURE_INDEPENDENT
VAR_DESCRIPTION=Total effective air pressures in layers for vertical profile retrieval
VAR_NOTES=Pressure/temperature profiles are taken NCEP; the pressure values represent the effective pressure in each layer and are reported at the center altitude of each layer
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=hPa
VAR_SI_CONVERSION=0.0;1.0E2;kg m-1 s-2
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=1.100000E+03
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=PRESSURE_INDEPENDENT_SOURCE
VAR_DESCRIPTION=Pressure profile source (e.g. NCEP, Sonde, ECMWF etc.)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=CONSTANT
VAR_DATA_TYPE=STRING
VAR_UNITS=
VAR_SI_CONVERSION=
VAR_VALID_MIN=
VAR_VALID_MAX=
VAR_FILL_VALUE=
!
! Variable Attributes
VAR_NAME=TEMPERATURE_INDEPENDENT
VAR_DESCRIPTION=effective air temperatures in layers for vertical profile retrieval
VAR_NOTES=Pressure/temperature profiles are taken from NCEP; the pressure values represent the effective pressure in each layer and are reported at the center altitude of each layer
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=K
VAR_SI_CONVERSION=0.0;1.0;K
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=5.000000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=TEMPERATURE_INDEPENDENT_SOURCE
VAR_DESCRIPTION=Temperature profile source (e.g. NCEP, Sonde, ECMWF etc.)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=CONSTANT
VAR_DATA_TYPE=STRING
VAR_UNITS=
VAR_SI_CONVERSION=
VAR_VALID_MIN=
VAR_VALID_MAX=
VAR_FILL_VALUE=
!
! Variable Attributes
VAR_NAME=COLUMN.PARTIAL_INDEPENDENT
VAR_DESCRIPTION=Vertical profile of partial columns of dry air number densities (for conversion between VMR and partial column profile)
VAR_NOTES=
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=molec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-20;mol m-2
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=2.000000E+25
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=COLUMN.PARTIAL_INDEPENDENT_SOURCE
VAR_DESCRIPTION=Partial columns of air source (e.g. NCEP; Sonde; ECMWF etc.)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=CONSTANT
VAR_DATA_TYPE=STRING
VAR_UNITS=
VAR_SI_CONVERSION=
VAR_VALID_MIN=
VAR_VALID_MAX=
VAR_FILL_VALUE=
!
! Variable Attributes
VAR_NAME=ALTITUDE.BOUNDARIES
VAR_DESCRIPTION=2D matrix providing the layer boundaries used for vertical profile retrieval
VAR_NOTES=The retrieved partial columns are given at the center between the boundaries provided in this vector.The lower most boundary is at the altitude of the site
VAR_SIZE=2;47
VAR_DEPEND=INDEPENDENT;ALTITUDE
VAR_DATA_TYPE=REAL
VAR_UNITS=km
VAR_SI_CONVERSION=0.0;1.0E3;m
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=1.200000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=ANGLE.SOLAR_ZENITH.ASTRONOMICAL
VAR_DESCRIPTION=astronomical zenith angle of the sun
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=deg
VAR_SI_CONVERSION=0.0;1.74533E-2;rad
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=1.800000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=ANGLE.SOLAR_AZIMUTH
VAR_DESCRIPTION=azimuth angle of the sun (O at South, pos. to East, neg. to West)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=deg
VAR_SI_CONVERSION=0.0;1.74533E-2;rad
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=3.600000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=ANGLE.VIEW_AZIMUTH
VAR_DESCRIPTION=pointing azimuth angle of the MAXDOAS (O at South, pos. to East, neg. to West)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=deg
VAR_SI_CONVERSION=0.0;1.74533E-2;rad
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=3.600000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=ANGLE.VIEW_ZENITH
VAR_DESCRIPTION=pointing zenith angle of the MAXDOAS
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=deg
VAR_SI_CONVERSION=0.0;1.74533E-2;rad
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=1.800000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=LATITUDE
VAR_DESCRIPTION=Latitude of the effective air mass. Values are given for each altitude layer (ALTITUDE)
VAR_NOTES=sign convention: + for north and - for south
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=deg
VAR_SI_CONVERSION=0.0;1.74533E-2;rad
VAR_VALID_MIN=-9.000000E+01
VAR_VALID_MAX=9.000000E+01
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=LONGITUDE
VAR_DESCRIPTION=Longitude of the effective air mass. Values are given for each altitude layer (ALTITUDE)
VAR_NOTES=sign convention: + for east and - for west
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=deg
VAR_SI_CONVERSION=0.0;1.74533E-2;rad
VAR_VALID_MIN=-1.800000E+02
VAR_VALID_MAX=1.800000E+02
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
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 or not possible
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=STRING
VAR_UNITS=
VAR_SI_CONVERSION=
VAR_VALID_MIN=
VAR_VALID_MAX=
VAR_FILL_VALUE=
!
! Variable Attributes
VAR_NAME=O3.COLUMN.SLANT_SCATTER.SOLAR.ZENITH
VAR_DESCRIPTION=zenith slant column density of O3
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=Pmolec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-5;mol m-2
VAR_VALID_MIN=-1.000000E+02
VAR_VALID_MAX=1.000000E+06
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.MIXING.RATIO.VOLUME_SCATTER.SOLAR.ZENITH_APRIORI
VAR_DESCRIPTION=a priori vertical profile of O3 used in the retrieval in VMR units (zenith)
VAR_NOTES=the same a priorti vertical profile was taken for all days in the present datafile
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=pptv
VAR_SI_CONVERSION=0.0;1.0E-12;1
VAR_VALID_MIN=-9.000000E+00
VAR_VALID_MAX=9.000000E+10
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH
VAR_DESCRIPTION=retrieved O3 total stratospheric column corresponding to retrieved vmr profiles (zenith)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=Pmolec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-5;mol m-2
VAR_VALID_MIN=-1.000000E+02
VAR_VALID_MAX=1.000000E+07
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_UNCERTAINTY.RANDOM.STANDARD
VAR_DESCRIPTION=total random uncertainty on the retrieved total vertical columns of O3 (zenith)
VAR_NOTES=smoothing error is not included!
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=Pmolec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-5;mol m-2
VAR_VALID_MIN=-1.000000E+02
VAR_VALID_MAX=1.000000E+03
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_UNCERTAINTY.SYSTEMATIC.STANDARD
VAR_DESCRIPTION=total systematic uncertainty on the retrieved total vertical columns of O3 (zenith)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=Pmolec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-5;mol m-2
VAR_VALID_MIN=-1.000000E+02
VAR_VALID_MAX=1.000000E+03
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_APRIORI
VAR_DESCRIPTION=apriori O3 total stratospheric column corresponding to retrieved vmr apriori profiles (zenith)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=Pmolec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-5;mol m-2
VAR_VALID_MIN=-1.000000E+02
VAR_VALID_MAX=1.000000E+10
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_AVK
VAR_DESCRIPTION=total vertical column averaging kernel for O3 derived from mixing ratio averaging kernel (zenith)
VAR_NOTES=this averaging kernel multiplies the partial column vector in order to get smoothed total column
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=1
VAR_SI_CONVERSION=0.0;1.0;1
VAR_VALID_MIN=-1.500000E+01
VAR_VALID_MAX=1.500000E+01
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.STRATOSPHERIC_SCATTER.SOLAR.ZENITH_AMF
VAR_DESCRIPTION=air mass factor associated with the total stratospheric vertical columns of O3 (zenith)
VAR_NOTES=
VAR_SIZE=1
VAR_DEPEND=DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=1
VAR_SI_CONVERSION=0.0;1.0;1
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=4.700000E+01
VAR_FILL_VALUE=-9.000000E+04
!
! Variable Attributes
VAR_NAME=O3.COLUMN.PARTIAL_SCATTER.SOLAR.ZENITH_APRIORI
VAR_DESCRIPTION=apriori O3 (vertical) partial columns in the retrieved layers (zenith)
VAR_NOTES=
VAR_SIZE=47;1
VAR_DEPEND=ALTITUDE;DATETIME
VAR_DATA_TYPE=REAL
VAR_UNITS=Pmolec cm-2
VAR_SI_CONVERSION=0.0;1.66054E-5;mol m-2
VAR_VALID_MIN=0.000000E+00
VAR_VALID_MAX=1.000000E+03
VAR_FILL_VALUE=-9.000000E+04
!
! End of output