 Ptacnik akakwanisa kupinda muchikwata cheCzech mumakwikwi maviri ekuchovha mabhasikoro mumitambo yeOlympic yeZhizha ya2008 muBeijing nekugamuchira imwe yenzvimbo nhatu dzechikwata ichi zvichienderana nesarudzo yeUCI kubva kuTrack World Rankings. Mumakwikwi evarume okutamba nechikwata, yakaitwa pazuva rekutanga rechirongwa, Ptacnik nevamwe vake Babek naSpicka vakarwa mukutanga kupisa vachipesana nevatatu veUS veMichael Blatchford, Giddeon Massie, naAdam Duvendeck vane nguva yegumi nerimwe-nguva mu45.678 uye avhareji yekumhanya ye59.109 km h, vachitadza kufambira mberi kuenda kumakwikwi masere epamusoro. Mazuva maviri gare gare, mumakwikwi evarume, Ptacnik akarasikirwa nemutambo wekutenderera-we-gumi nematanhatu nemuganhu wechina-chiuru chechipiri pamangwanani ekutanga mangwanani mu10.569, achipedza gumi nemapfumbamwe zvachose mukuita. 