AVDTH database position conversion

Convert position format in AVDTH to decimal format.

avdth_position_conversion(data, latitude, longitude, quadrant)

Arguments

data

data.frame expected. A R data frame.

latitude

character expected. Column name of latitude data.

longitude

character expected. Column name of longitude data.

quadrant

character expected. Column name of quadrant data.

Value

This function add two column to the input data frame, longitude_dec and latitude_dec, with longitude and latitude data in decimal format.