CSLS_format_loc: Given CSLS data, format "loc" input parameter

Description Usage Arguments Value

View source: R/CSLS_format_loc.R

Description

Extracts location information for the lake from the dictionary and reformats for input into lake evaporation functions.

Usage

1
CSLS_format_loc(dictionary, Lz = 90)

Arguments

dictionary

a data frame with the obs_type ("LK"), elev_m, lat_deg, and long_deg for the lake of interest.

Lz

the longitude of the local timezone (degrees west of Greenwich, ranges from 0 to 360 degrees). Defaults to 90 for Central Time Zone, USA.

Value

*loc, a list with the following location-specific parameters:

z

elevation above mean sea level (m)

phi

latitude of location (radians). Positive for northern hemisphere, negative for southern hemisphere

Lm

longitude of location (degrees west of Greenwich)

Lz

longitude of location's measurement timezone (degrees west of Greenwich). For example, Lz = 75, 90, 105 and 120° for measurement times based on the Eastern, Central, Rocky Mountain and Pacific time zones (United States) and Lz = 0° for Greenwich, 330° for Cairo (Egypt), and 255° for Bangkok (Thailand).


WDNR-Water-Use/CSLSevap documentation built on April 9, 2021, 1:35 a.m.