IRONSTAR SUPERMIX is a mix of 1/8 and 1/4 «iron» distance. The participant passes first 1/8, then 1/4 with a break of no more than 2 hours. The result is estimated by the time of passing both distances.
The first stage is 0.5 km swimming, 22 km cycling, 5 km running.
The second stage is 1 km swimming, 42 km cycling, 10 km running.