• 10 teams, 20 min games, 5 rounds of swiss

    25 mins (with changeovers) a game, 25 games total? That's 625 mins or 10 1/2 hours. Assuming a 9am start, that'll be finishing at 7.30pm.

    20 mins a game (inc changeovers & over-runs) gives 8 and a bit hours.

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