Ku sii qor faqradan - Ciyaaraha Olombikada Xagaaga ee 2008 ee Beijing, Pastras ayaa mar kale u soo baxday tartanka ragga ee 100 mitir balastarka
isagoo ka sarreeya waqtiga FINA B ee caadiga ah ee 53.45 laga bilaabo Nioveia Grand Prix ee Thessaloniki. Wuxuu la tartamay toddobo dabaalyahan oo kale isla heerkulka Athens, oo ay ku jiraan halyeeyada Olombikada Juan Veloz ee Mexico iyo Michal Rubáček ee Czech Republic. Pastras wuxuu galay kaalinta labaad 0.17 ilbiriqsi oo ka dambeeya Danish Jakob Andkjær, isagoo jabiyay labadaba rikoodhkiisa shaqsiyeed iyo kii Giriigga ee 52.41 ilbiriqsi. Pastras wuxuu ku guuldareystay inuu u gudbo semi-finalka, maadaama uu kaalinta shan iyo labaatanaad ka galay 66 dabaasha ee horudhaca ah.