Mezue ahịrịokwu na-esonụ: Celeste Poltera bụ onye Switzerland na-agba ọsọ bob nke meriri asọmpi na ngwụsị afọ 1980. O ritere ihe nrite anọ na FIBT World Championships na otu ọla edo (Two-man: 1987), otu ọlaọcha (Two-man:
1986), na ọla nchara abụọ (Ndị nwoke anọ: 1986, 1987).