Performance tests for UTM scripts

Conversions of 2000 random latitude/longitude values measured using JavaScript Performance interface, using median 50% results.

• Latitude/longitude to UTM conversion:
  ... ms
  (
  .../second
  )
• UTM to Latitude/longitude conversion:
  ... ms
  (
  .../second
  )

www.movable-type.co.uk/scripts/latlong-utm-mgrs.html