# TEMIS_o3mean

## Variables

The table below lists the variables that are present in the HARP product that results from an ingestion of `TEMIS_o3mean` data.

field name | type | dimensions | unit | description
--- | --- | --- | --- | ---
datetime | double | {time} | [days since 2000-01-01] | Time of the field
latitude | double | {latitude} | [degree_north] | latitude of the grid cell mid-point (WGS84)
longitude | double | {longitude} | [degree_east] | longitude of the grid cell mid-point (WGS84)
O3_column_number_density | double | {latitude, longitude} | [DU] | O3 column number density
O3_column_number_density_uncertainty | double | {latitude, longitude} | [DU] | O3 column number density 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 | /@Ozone_field_date
description | interpret the attribute array as [year, month, day, hour, minute, second]
latitude | path | /@Latitude_Range, /@Latitude_Step
description | Linear array from Latitude_Range[0] to Latitude_Range[1], using Latitude_Step steps
longitude | path | /@Longitude_Range, /@Longitude_Step
description | Linear array from Longitude_Range[0] to Longitude_Range[1], using Longitude_Step steps
O3_column_number_density | path | Average_O3_column
O3_column_number_density_uncertainty | path | Average_O3_std