Location:
Delta Hotels by Marriott Phoenix Mesa,
200 North Centennial Way,
Mesa, AZ 85201
Format: 5-round Double Swiss System (Teams will play TWO games in one round: against the same opposing team with alternating colors.)
Time Control: G/5;d0
One Section: Open (open to players of all ratings)
Non-rated event.
Pairings are based on the average team ratings. Team ratings are calculated from the two players’ August 2025 regular US Chess rating.
Prizes: $200 Total Prize Fund (based on 20 entries):
1st: $100
2nd: $65
3rd: $35
Team Entry Fee (for two players): $40 early; $50 late; $60 on-site
Online Registration: Register for 12th Annual Phoenix Open - Bughouse
Early online registration until midnight MST Tue, Sep 01.
Late online registration until midnight MST, Fri, Sep 04.
On-site registration is 9:00 am to 7:00 pm, Sat, Sep 05.
No byes allowed.
Schedule: Round 1 starts at 7:30 pm or at the conclusion of Round 2 of the 12th Annual Phoenix Open tournament whichever is later. Subsequent rounds will be paired as soon as possible.
Refunds: Refunds may be requested until one hour before the start of Round 1. No refunds will be given after that time. All refunds will incur a 5% processing fee.
Contact: unitychessevents@
MAIN EVENT: 12th Annual Phoenix Open
BLITZ EVENT: 12th Annual Phoenix Open - Blitz