R/HK80UTM_TO_HK1980GRID.R

In HK80: Conversion Tools for HK80 Geographical Coordinate System

Defines functions HK80UTM_TO_HK1980GRID

Documented in HK80UTM_TO_HK1980GRID

HK80UTM_TO_HK1980GRID <-
function(N, E, zone){
    ### The unit for N and E is meter. The zone is either 49 or 50
    temp <- HK80UTM_TO_HK80GEO(N, E, zone)
    res <- HK80GEO_TO_HK1980GRID(temp$latitude, temp$longitude) 
    return(res)
}

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