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Perl module Geo::Coordinates::Converter::LV03
My first Perl module! It converts Swiss LV03 coordinates to WSG84 and vice versa.
#!/usr/bin/perl
use warnings;
use strict;
use Geo::Coordinates::Converter::LV03;
# Alte Sternwarte Bern
# https://tools.wmflabs.org/geohack/geohack.php?pagename=Sternwarten_Bern&language=de¶ms=46.951081_N_7.438637_E_dim:500_region:CH-BE_type:landmark&title=alte+Sternwarte+Bern
my ($lat, $lng) = Geo::Coordinates::Converter::LV03::y_x_2_lat_lng(600_000, 200_000);
printf " %9.7f° %9.7f°\n", $lat, $lng;
#
# 46.9510811° 7.4386372°
my ($y, $x) = Geo::Coordinates::Converter::LV03::lat_lng_2_y_x($lat, $lng);
printf " %9.3f %9.3f\n", $y, $x;
#
# 600000.346 199999.831