National
Europe
Croatia
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Clivo Sailing Cup & Memorial Antolić Česić - National Championship (Fleet & Team Racing)
Camping Arena Medulin



National
Oceania
New Zealand
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Toyota Optimist National Championships – Ranking Regatta
Maraetai Sailing Club, Auckland



International
Europe
France
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2021 CIP Generali Antibes’s Regatta Skema Business School - CANCELLED
Societe des Regates d'Antibes



Regional
Asia
Thailand
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Top of the Gulf Regatta 2021 (Thailand Optimist Open Championship)
Ocean Marina Yacht Club, Pattaya



International
Europe
France
MORE INFO
2021 Team Racing CIP Optimist Generali Antibes’s Regatta Skema Business School - CANCELLED
Societe des Regates d'Antibes

