Ku dhammee weedhan soo socota: Sitnikov wuxuu ka qeyb galay kaliya labo ciyaarood oo dabaasha ah ciyaarihii Olombikada ee 2000 ee Sydney. Waxa uu dhaafiyay FINA B-cut of 51.69 (100 m freestyle) laga bilaabo Kazakhstan Open Championships ee Almaty. Maalintii ugu horreysay ee Ciyaaraha, Sitnikov wuxuu kaalinta kow iyo labaatanaad ka galay kooxda Kazakhstan ee 4 × 100 m dabaqa xorta ah. Isaga oo la shaqeeya Sergey Borisenko, Pavel Sidorov, iyo Andrey Kvassov oo ku jira heerka saddexaad, Sitnikov ayaa dabaashay lugta hore waxayna diiwaan galisay kala qaybsanaan 52.56, laakiin reer Kazakhstan waxay ku qanciyeen oo keliya booska ugu dambeeya waqtiga ugu dambeeya ee 3:28.90. Saddex maalmood ka dib,
100 m oo qaab xor ah, Sitnikov wuxuu galay kaalinta 53aad ee tijaabada subaxnimo. Isagoo dabaalanaya heerka shanaad, wuxuu ku tartamay kaalinta shanaad 0.15 ilbiriqsi ka hor Wu Nien-pin oo ka tirsan Shiinaha Taipei 52.57.