National
Europe
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Clivo Sailing Cup & Memorial Antolić Česić - National Championship (Fleet & Team Racing)
Camping Arena Medulin
Croatia
National
Oceania
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Toyota Optimist National Championships – Ranking Regatta
Maraetai Sailing Club, Auckland
New Zealand
International
Europe
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2021 CIP Generali Antibes’s Regatta Skema Business School - CANCELLED
Societe des Regates d'Antibes
France
Regional
Asia
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Top of the Gulf Regatta 2021 (Thailand Optimist Open Championship)
Ocean Marina Yacht Club, Pattaya
Thailand
International
Europe
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2021 Team Racing CIP Optimist Generali Antibes’s Regatta Skema Business School - CANCELLED
Societe des Regates d'Antibes
France