lat/lon to dms

dec_to_dms.rb

def lat_sign(dec)
    dec >= 0 ? 'N' : 'S'
end
def lon_sign(dec)
	dec >= 0 ? 'E' : 'W'
end

def lat_to_dms(dec)
	"#{dec_to_dms dec} #{lat_sign dec}"
end
def lon_to_dms(dec)
	"#{dec_to_dms dec} #{lon_sign dec}"
end

def dec_to_dms(float_val)
	d, r = float_val.abs.divmod 1
	m, r = (r*60).divmod 1
	s = r*60
	"#{ d }° #{ m }' %.4f" % s.round(4)
end

puts lat_to_dms 1.36812