GEOMS-TE-PANDORA-DIRECTSUN-GAS-002-NO2

Variables

The table below lists the variables that are present in the HARP product that results from an ingestion of GEOMS-TE-PANDORA-DIRECTSUN-GAS-002-NO2 data.

field name

type

dimensions

unit

description

sensor_name

string

name of the sensor

location_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

datetime_duration

double

{time}

[s]

duration 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

solar_zenith_angle

double

{time}

[degree]

solar astronomical zenith angle

solar_azimuth_angle

double

{time}

[degree]

solar azimuth angle

NO2_column_number_density

double

{time}

[DU]

NO2 column number density

NO2_column_number_density_uncertainty

double

{time}

[DU]

random uncertainty of the NO2 column number density

NO2_column_number_density_amf

double

{time}

[1]

air mass factor of NO2 column number density

NO2_column_number_density_validity

int32

{time}

quality flag of NO2 column number density

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

sensor_name

path

/@DATA.SOURCE

location_name

path

/@DATA.LOCATION

datetime

path

/DATETIME

datetime_start

path

/DATETIME.START

datetime_stop

path

/DATETIME.STOP

datetime_duration

path

/INTEGRATION.TIME

sensor_latitude

path

/LATITUDE.INSTRUMENT

sensor_longitude

path

/LONGITUDE.INSTRUMENT

sensor_altitude

path

/ALTITUDE.INSTRUMENT

solar_zenith_angle

path

/ANGLE.SOLAR_ZENITH.ASTRONOMICAL

solar_azimuth_angle

path

/ANGLE.SOLAR_AZIMUTH

NO2_column_number_density

path

/NO2.COLUMN.ABSORPTION.SOLAR

NO2_column_number_density_uncertainty

path

/NO2.COLUMN.ABSORPTION.SOLAR_UNCERTAINTY.RANDOM.STANDARD

NO2_column_number_density_amf

path

/NO2.COLUMN.ABSORPTION.SOLAR_AMF

NO2_column_number_density_validity

path

/NO2.COLUMN.ABSORPTION.SOLAR_FLAG