Career
He challenged seven other swimmers in heat two, including three-time Olympians Jean Luc Razakarivony of Madagascar and Yevgeny Petrashov of Kyrgyzstan. He rounded out the field to last place by more than half a second (050) behind Petrashov in 1:08.30. Sidorov failed to advance into the semifinals, as he placed fifty-sixth overall out of 60 swimmers on the first day of preliminaries.