ESACCI_GHG_L2_TROPOMI

Variables

The table below lists the variables that are present in the HARP product that results from an ingestion of ESACCI_GHG_L2_TROPOMI data.

field name	type	dimensions	unit	description
datetime	double	{time}	[seconds since 2000-01-01]	time of the measurement
latitude	double	{time}	[degree_north]	latitude of the ground pixel center
longitude	double	{time}	[degree_east]	longitude of the ground pixel center
latitude_bounds	double	{time, 4}	[degree_north]	corner latitudes for the ground pixel of the measurement
longitude_bounds	double	{time, 4}	[degree_east]	corner longitudes for the ground pixel of the measurement
sensor_zenith_angle	double	{time}	[degree]	sensor zenith angle
solar_zenith_angle	double	{time}	[degree]	solar zenith angle
CH4_column_volume_mixing_ratio	double	{time}	[ppmv]	CH4 column volume mixing ratio
CH4_column_volume_mixing_ratio_uncertainty	double	{time}	[ppmv]	CH4 column volume mixing ratio uncertainty
CO_column_volume_mixing_ratio	double	{time}	[ppmv]	CO column volume mixing ratio
CO_column_volume_mixing_ratio_uncertainty	double	{time}	[ppmv]	CO column volume mixing ratio uncertainty
index	int32	{time}		zero-based index of the sample within the source product

Mapping description

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

field name	mapping description
datetime	path	time[]
latitude	path	latitude[]
longitude	path	longitude[]
latitude_bounds	path	latitude_corners[]
longitude_bounds	path	longitude_corners[]
sensor_zenith_angle	path	sensor_zenith_angle[]
solar_zenith_angle	path	solar_zenith_angle[]
CH4_column_volume_mixing_ratio	available	optional
	path	xch4[]
CH4_column_volume_mixing_ratio_uncertainty	available	optional
	path	xch4_uncertainty[]
CO_column_volume_mixing_ratio	path	xco[]
CO_column_volume_mixing_ratio_uncertainty	path	xco_uncertainty[]