solar {tripEstimation} | R Documentation |
Calculate solar postion parameters
Description
Pre-calculates astronomical solar position components for Earth-location sampling functions.
Usage
solar(day)
Arguments
day |
vector of date-time values |
Value
A list of the following values for each input time:
solarTime |
solar time |
sinSolarDec |
sine solar declination |
cosSolarDec |
cosine solar declination |
Note
No account is made for horizon refraction, but this was available in the original (Javascript) code.
Author(s)
Michael D. Sumner
References
https://gml.noaa.gov/grad/solcalc/azel.html
[Package tripEstimation version 0.0-46 Index]