Our upcoming ACO World Chess Championships
The ACO organizes three World Chess Championships per year. We look forward to your registration and wish you good luck and a relaxing holiday.
ACO World Amateur Chess Championship
ACO World Senior (50+) Chess Championship
ACO World Super Senior (65+) Chess Championship
All events are played in 7 separated rating groups. See our tournament regulations for further explanation regarding the new rating groups.
A: 2201 – 2400
B: 2001 – 2200
C: 1901 – 2000
D: 1750 – 1900
E: 1651 – 1750
F: 1501 – 1650
G: 0 – 1500
Hotel booking without risk:
No deposit payment upon booking
Free cancellation up to 14 days prior to arrival
Choose your event
06
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05
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25
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15
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05
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25
Kos
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GR
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5* Atlantica Belvedere Resort
ACO 2025 World Amateur Chess Championship
- Open to all players aged 16 and above
- Open to all players aged 50 and above
- Open to all players aged 65 and above
- 9 rounds / prize fund: EUR 5,000
- Coaches on site: GM Daniel King, GM Zigurds Lanka, GM Spyridon Skembris
15
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05
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25
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24
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05
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25
Kos
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GR
)
5* Atlantica Belvedere Resort
ACO 2025 World Super Senior (65+) Chess Championship
- Open to all players aged 16 and above
- Open to all players aged 50 and above
- Open to all players aged 65 and above
- 9 rounds / prize fund: EUR 5,000
- Coaches on site: GM Daniel King, GM Zigurds Lanka, GM Spyridon Skembris
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