Enter as much useful and descriptive data as you can. The GPX and Image uploads require you to select files ending with .gpx for the gpx file and .jpeg, .jpg, .png, or .gif for the images.
The Magic Road code isn’t mandatory – if you have one, enter it. If not, the gpx file will be submitted to RGT Cycling and a Magic Road built from that.
The distance is in km and can be between 0 and 99km, with up to 1 decimal place. So for example 6.4 is valid, but 12.55 isn’t.