11th Annual Phoenix Open

Aug 30, 2025 – Sep, 01, 2025

Unity Chess presents the

11th Annual

Phoenix Open Chess Tournament

Aug 30th – Sep 1st, 2025 (Sat, Sun, Mon)

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Arizona Fall Open Chess Championship 2025

This highly anticipated event promises an exciting and competitive environment for chess enthusiasts. With a focus on both intermediate and advanced players, the tournament will feature USCF-rated matches in a state-of-the-art venue. Join us in this celebration of strategic mastery and skillful play at one of the premier chess events of the year.


Location:

Delta Hotels by Marriott Phoenix Mesa
200 North Centennial Way, Mesa, AZ 85201


Format:

  • 6-round Swiss System

⏱️ Time Controls:

  • 3-day Schedule: G/90+30 (all rounds)
  • 2-day Schedule: G/45+5 (Rounds 1-3), G/90+30 (Rounds 4-6)

📊 Sections:

  • Premier (1800+)
  • U1800 (1400 – 1799)
  • U1400 (1000 – 1399)
  • U1000 (Unrated – 999)

Players rated 1700–1799 may play up into Premier for an extra $50.
Players within 100 pts of the rating floor may play up for $25.


🗓️ Schedule:

3-Day Rounds:

  • Saturday, Sunday, Monday: 10:00 AM & 3:00 PM

2-Day Rounds:

  • Sunday:
    • Round 1 – 9:00 AM
    • Round 2 – 11:00 AM
    • Round 3 – 1:00 PM
    • Round 4 – 3:00 PM (Merge with 3-day schedule)
  • Monday:
    • Round 5 – 10:00 AM
    • Round 6 – 3:00 PM

Important Info:

  • USCF regular ratings apply for all sections.
  • USCF membership required (may be purchased or renewed at registration or on site).
  • August 2025 ratings used for eligibility, pairings, and prizes.
  • Chief TD’s decisions on ratings and eligibility are final.
  • Up to three ½-point byes available. Must be requested before Round 3 and cannot be canceled after Round 3 starts.
  • Boards, sets, and clocks provided for tournament play.

🏅 Prizes ($6000 Total Prize Fund — based on 100 entries):

  • Premier: $1200 / $600 / $350
    Top U2000: $125 | Top Female: $125
  • U1800: $900 / $450 / $250
    Top U1600: $100 | Top Female: $100
  • U1400: $500 / $250 / $150
    Top U1200: $50 | Top Female: $50
  • U1000: $300 / $150 / $75
    Trophies for 4th – 10th place

💵 Entry Fees:

  • Premier: $120 by Aug 10 | $140 by Aug 29 | $150 on-site
  • U1800: $100 by Aug 10 | $120 by Aug 29 | $130 on-site
  • U1400: $80 by Aug 10 | $100 by Aug 29 | $110 on-site
  • U1000: $60 by Aug 10 | $80 by Aug 29 | $90 on-site

Free entry for GM/WGM/IM/WIM/FM/WFM (prizes reduced by $100 entry credit).
$40 fee to re-enter for 2-day schedule (must be done by 8:15 AM Sunday).


Online Registration:

  • 3-day Schedule: Until midnight MST, Fri Aug 29
  • 2-day Schedule: Until midnight MST, Sat Aug 30

3-day players may re-enter into the 2-day schedule before 9:15 AM Sunday for a $40 fee.


🏨 Hotel Info:

Hotel: Delta Hotel by Marriott
200 N Centennial Way, Mesa, AZ 85201

Group Rate: $109/night + tax (single/double). $15/night per extra adult.
Includes free parking and internet.

Reservations: Call (480) 898-8300 or book via Marriott website.


💰 Refund Policy:

Refunds available until 2 hours before Round 1. No refunds after that.
All refunds incur a 5% processing fee.


📧 Contact:

unitychessevents@gmail.com