nasapower (version 4.0.0)

query_parameters: Query the POWER API for detailed information on parameters

Description

Queries the POWER API returning detailed information on available parameters.

Usage

query_parameters(community = NULL, par = NULL, temporal_api = NULL)

Value

A list object of information for the requested parameter(s) (if requested), community and temporal API.

Argument details for <code>temporal_api</code>

There are four valid values.

hourly

The hourly average of pars by hour, day, month and year.

daily

The daily average of pars by day, month and year.

monthly

The monthly average of pars by month and year.

climatology

Provide parameters as 22-year climatologies (solar) and 30-year climatologies (meteorology); the period climatology and monthly average, maximum, and/or minimum values.

Details

If par is not provided all possible parameters for the provided community, community and temporal API, temporal_api will be returned. If only a single parameter is supplied with no community or temporal_api then the complete attribute information for that parameter will be returned for all possible communities and temporal APIs combinations. If all three values are provided, only the information for that specific combination of parameter, temporal API and community will be returned.

Examples

# NOT RUN {
# fetch the complete set of attribute information for "T2M".
query_parameters(par = "T2M")

# fetch complete temporal and community specific attribute information
# for "T2M" in the "ag" community for the "hourly" temporal API.
query_parameters(par = "T2M",
                 community = "ag",
                 temporal_api = "hourly")

# fetch complete temporal and community specific attribute information
# for all parameters in the "ag" community for the "hourly" temporal API.
query_parameters(community = "ag",
                 temporal_api = "hourly")
# }