Ogwe mgbidi waya okpukpu abụọ nwere mkpara dayameta buru ibu nwere okpukpu abụọ nke etinyere n'akụkụ abụọ nke panel ahụ. Site na panel ya dị larịị, na-eji waya kwụ ọtọ abụọ na waya kwụ ọtọ na-etolite ntupu siri ike. Ọ na-ewu ewu nke ukwuu na ahịa Europe.