Originally Posted by RobF
See if you're in London, you should be using 32.192
If in Edinburgh then 32.204
So 32.174 puts you somewhere in Spain as a rough guess.
Think we need to bin the imperial units
Yeah, you're right use 450688 as a constant then. It's mental that the Law says 12fpe but what that means changes depending on where you are on the planet
If only there was an international standard for this for of thing