US Senior Open Championship

Game control and sections: G/90+30 6 Round Swiss System open to USCF Members aged 50 or over as of 07/25/2025. Two sections: Open (FIDE rated) and Reserve U1800. All sections are US Chess rated.  Rds: Fri: 7/25: 1:00, 6:00; Sat: 9:00, 2:30; Sun: 8:30, 2:00. Byes: Two half point byes available for any round must commit before end of round 2. EF: $99 through April 27, $130 through June 1, $160 through July 20, $190 through July 25, $30.00 play up. $60 re-enter in round 2 with a round one ½-point bye. No entries onsite; online entries only. Register online at King Registration: https://www.kingregistration.com/event/US25Senior. No mail or phone entries. US Chess membership is required.  Open Prizes: 2000-1500-1000-500; U2400 500-200; U2200 400-200; U2000 400-200 U1800 400-200 Top Women 500-400-300  Winner: Invitation to the US Senior Championship (TB if needed) Top Woman: Invitation to US Senior Women’s Championship (TB if needed)  Reserve Prizes: 500-400-300; U1600 400-200; U1400 400-200; U1200 400-200; U1000 400-200; Top Women 400-250-150; Unrated may only win place prizes in the Open section or U1000 prizes in the Reserve section. Plaques awarded for top performers within six age groups in both the Open and Reserve sections. Boards, sets, & clocks provided by Caveman Chess, LLC. Free parking onsite. Questions: Contact@cavemanchess.com Ratings: July supplement Withdrawals: https://cavechess.cc/withdraw. Emails will be ignored. Refund info: https://cavechess.cc/refunds Terms & Conditions info: https://cavechess.cc/terms