GEOMS-TE-UVVIS-DOAS-DIRECTSUN-GAS-005-HONO

Variables

The table below lists the variables that are present in the HARP product that results from an ingestion of GEOMS-TE-UVVIS-DOAS-DIRECTSUN-GAS-005-HONO data.

field name	type	dimensions	unit	description
sensor_name	string			name of the sensor
site_name	string			name of the site at which the sensor is located
datetime	double	{time}	[days since 2000-01-01]	mean time of the measurement
datetime_start	double	{time}	[days since 2000-01-01]	start time of the measurement
datetime_stop	double	{time}	[days since 2000-01-01]	stop time of the measurement
sensor_latitude	double		[degree_north]	latitude of the sensor
sensor_longitude	double		[degree_east]	longitude of the sensor
sensor_altitude	double		[m]	altitude of the sensor relative to the location site
altitude	double	{time, vertical}	[km]	effective retrieval altitude
pressure	double	{time, vertical}	[hPa]	independent pressure profile
temperature	double	{time, vertical}	[K]	independent temperature profile
altitude_bounds	double	{time, vertical, 2}	[km]	lower and upper boundaries of the height layers
solar_zenith_angle	double	{time}	[degree]	solar astronomical zenith angle
solar_azimuth_angle	double	{time}	[degree]	solar azimuth angle
viewing_azimuth_angle	double	{time}	[degree]	viewing azimuth angle of the sensor
viewing_zenith_angle	double	{time}	[degree]	viewing zenith angle of the sensor
latitude	double	{time, vertical}	[degree_north]	latitude of effective air mass at each altitude
longitude	double	{time, vertical}	[degree_east]	longitude of effective air mass at each altitude
aerosol_optical_depth	double	{time}	[]	aerosol optical depth used for the retrieval
HNO2_column_number_density	double	{time}	[Pmolec cm-2]	HNO2 column number density
HNO2_column_number_density_uncertainty_random	double	{time}	[Pmolec cm-2]	random uncertainty of the HNO2 column number density
HNO2_column_number_density_uncertainty_systematic	double	{time}	[Pmolec cm-2]	systematic uncertainty of the HNO2 column number density
HNO2_column_number_density_apriori	double	{time, vertical}	[Pmolec cm-2]	a priori HNO2 column number density
HNO2_column_number_density_avk	double	{time, vertical}	[]	averaging kernel for the HNO2 column number density
index	int32	{time}		zero-based index of the sample within the source product

Ingestion options

The table below lists the available ingestion options for GEOMS-TE-UVVIS-DOAS-DIRECTSUN products.

option name	legal values	description
AOD	modeled, measured	ingest the modeled (default) or measured aerosol optical depth properties

Mapping description

The table below details where and how each variable was retrieved from the input product.

field name	mapping description
sensor_name	path	/@DATA.SOURCE
site_name	path	/@DATA.LOCATION
datetime	path	/DATETIME
datetime_start	path	/DATETIME.START
datetime_stop	path	/DATETIME.STOP
sensor_latitude	path	/LATITUDE.INSTRUMENT
sensor_longitude	path	/LONGITUDE.INSTRUMENT
sensor_altitude	path	/ALTITUDE.INSTRUMENT
altitude	path	/ALTITUDE
pressure	path	/PRESSURE_INDEPENDENT
temperature	path	/TEMPERATURE_INDEPENDENT
altitude_bounds	path	/ALTITUDE.BOUNDARIES
solar_zenith_angle	path	/ANGLE.SOLAR_ZENITH.ASTRONOMICAL
solar_azimuth_angle	path	/ANGLE.SOLAR_AZIMUTH
viewing_azimuth_angle	path	/ANGLE.VIEW_AZIMUTH
viewing_zenith_angle	path	/ANGLE.VIEW_ZENITH
latitude	available	optional
	path	/LATITUDE
longitude	available	optional
	path	/LONGITUDE
aerosol_optical_depth	available	optional
	condition	AOD=modeled or AOD unset
	path	/AEROSOL.OPTICAL.DEPTH_INDEPENDENT
	condition	AOD=measured
	path	/AEROSOL.OPTICAL.DEPTH_ABSORPTION.SOLAR
HNO2_column_number_density	path	/HONO.COLUMN.ABSORPTION.SOLAR
HNO2_column_number_density_uncertainty_random	path	/HONO.COLUMN.ABSORPTION.SOLAR_UNCERTAINTY.RANDOM.STANDARD
HNO2_column_number_density_uncertainty_systematic	path	/HONO.COLUMN.ABSORPTION.SOLAR_UNCERTAINTY.SYSTEMATIC.STANDARD
HNO2_column_number_density_apriori	path	/HONO.COLUMN.PARTIAL_ABSORPTION.SOLAR_APRIORI
HNO2_column_number_density_avk	path	/HONO.COLUMN_ABSORPTION.SOLAR_AVK