The 25th Annual North American Open will be held from 26-30th December, 2015, at Bally’s Casino Resort, 3645 Las Vegas Blvd S, Las Vegas, Nevada.
The event has 7 sections: Open, Under 2300, Under 2100, Under 1900, Under 1700, Under 1500 and Under 1250. The Open Section is a 5-day schedule (December 26-30) while all other sections have either a 4-day schedule (December 26-29) or 3-day schedule (December 27-29) to participate in.
GM and IM norms are possible in the Open Section which will be played over 9 rounds of Swiss system with the time control 40/2, SD/30, d10. The other sections will be completed over 7 rounds of Swiss system.
Last year winner was GM Wesley So
The event has a $120,000 prize fund, based on 600 paid entries, with $90,000 minimum guaranteed.
Open Section: $10000-5000-2500-1200-1000-800-600-500-400-400, clear winner or 1st on tiebreak bonus $200, top FIDE Under 2400/Unr $2400-1200.
Under 2300 Section: $7000-4000-2000-1200-800-600-500-500-400-400.
Under 2100 Section: $7000-4000-2000-1200-800-600-500-500-400-400, no unrated may win over $2500.
Under 1900 Section: $7000-4000-2000-1200-800-600-500-500-400-400, no unrated may win over $1800.
Under 1700 Section: $6000-3000-1500-1000-800-600-500-500-400-400, no unrated may win over $1300.
Under 1500 Section: $5000-2500-1300-1000-700-600-500-400-300-300, no unrated may win over $900.
Under 1250 Section: $3000-1500-1000-800-600-500-400-400-300-300, top Under 1000 (no unr) $1000-500, no unrated may win over $500.
Entry fees range from $245-$400.

