Calculate number of hours of sunlight for a given day
     
    
    Usage
    dayintegral(dayofyear, latitude, precision = 64)
 
     
    
    Arguments
- dayofyear
 
Julian day of year
 
- latitude
 
Latitude of location
 
- precision
 
Precision of integral calculation (default 64)
 
 
    
    
    Examples
    dayintegral(20,-43)
#> [1] 14.70312