2026 Sunflower Open
Saturday, April 11, 2026
Location:
DoubleTree by Hilton Lawrence
200 McDonald Drive Lawrence, Kansas 66044
Prizes ($750 based on 30 entries):
Open: 1st place $200, 2nd Place: $150 3rd Place: $100 1st place Scholastic Medal
U1600: 1st place $150, 2nd Place: $100 3rd Place: $50 1st place Scholastic Medal
Senior Winner of the Sunflower Open (Open) will qualify for the Irwin Tournament of State Champions
TD reserves the right to combine sections
Registration:
$40 advance entry by April 4, 2026, via https://www.kingregistration.com/register/SFO2026
$20 scholastic rate, advance entry by Apr 4, 2026, not eligible for prizes and does not count toward prize fund.
$50 late/on-site entry, $25 scholastic late/on site entry
On-site Reg: 8:30 am - 9:30 am
Format:
4 Round Swiss, G60; 5d
Schedule:
Saturday: Rd 1: 10 am, Rd 2: 12:30 pm, Rd 3: 3:30 pm Rd 4: 6 pm
Membership:
US Chess Membership must be current for all players. Players will not be paired if US Chess membership isn't current
Purchase online or onsite
Byes: 1 Half-point bye is offered for any round, if requested prior to round 2 pairings.
Equipment: Please bring boards, sets and clocks.
COVID Protocols: Tournament will follow any business, county, state or federal health mandates in effect during the tournament period. All players and staff will be required to follow these mandates, if any. Up-to-date information will be posted on the tournament website, including any health mandates or cancellation of the tournament.
Questions? Contact CJ Armenta at armentacj@gmail.com