CChessStats

2026 Illinois Senior State Championship

Open SwissStandard

26 players participated in this 5-round tournament, held from 24 Apr 2026 to 26 Apr 2026 in Lisle, IL, United States. 2 titled players. Top 10 Elo average was 1939, and top seed was Dmitry Gurevich (🇺🇸 USA, GM, 2325).

Dmitry Gurevich (🇺🇸 USA, GM, 2325) won with 4.5/5, ahead of Steven Szpisjak (4.0) and Mikhail Korenman (4.0). Gurevich won solo starting round 4.

The biggest upset came in round 5: Mikhail Korenman (1799) beat Glen Gratz (CM, 1978), a +179-point gap.

Location
🇺🇸Lisle, IL, United States
Dates
24 Apr 2026 → 26 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇺🇸GMDmitry Gurevich2325
Avg top 10
1,939
Participants
26
Titled players · 2
GM×1
CM×1
Federations · 1 represented
🇺🇸United States of America×25
Top 3

How it unfolded

Top 6 · 5 rounds

GM Dmitry Gurevich led from R4; +0.5-point edge over the runner-up.

Co-leaders
10
5
2
1
1
1.52.545R1R2R3R4R5
Gurevich4.5Szpisjak4Korenman4Altucher3.5Baumgartner3Inumerable3
R4–R5 · LEAD HELD

GM Dmitry Gurevich held the sole lead from R4 through R5 without losing it.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

GM Dmitry Gurevich beat Steven Szpisjak (White).

WIN STREAKS · 2 top finishers

GM Dmitry Gurevich 4 wins (R1–R4)Steven Szpisjak 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1GMDmitry Gurevich*
1
—
½
2Steven Szpisjak
0
*—
1
3Mikhail Korenman——*—
4James Altucher
½
0
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Gurevich, DmitryGM2325USA+20N+21B+15N+2B=4N4.510.511.59.752291-1.0
2Szpisjak, Steven1871USA+6B+17N+4B−1N+8B4.014.016.011.502198+39.4
3Korenman, Mikhail1799USA=5N+12B=7N+15B+9N4.011.513.510.502168+66.8
4Altucher, James1864USA+14N+16B−2N+5B=1B3.513.515.59.252030+15.2
5Marshall, James A0USA=3B+25N+8B−4N=6B3.013.514.07.0018560.0
6Tutush, Dusan1899USA−2N+23B+11N=7B=5N3.012.513.56.501845-5.0
7Benedek, Roy1803USA+9NF=3B=6N+18B3.012.012.08.502082+29.0
8Inumerable, Florentino1955USA+19N+11B−5N+14B−2N3.011.513.06.002030+7.4
9Gratz, GlenCM1978USA−7B+24N+19B+10N−3B3.011.512.05.001825-16.0
10Baumgartner, Christopher1784USA−15N+20B+21N−9B+14N3.08.09.04.001907+16.8
11Cohen, Frederic1733USA+13B−8N−6B+26N=22N2.59.59.53.001820+11.4
12Sandford, Craig L1683USAF−3N+26B=17N+16B2.58.08.03.001873+41.2
13Sax, Robert1757USA−11N−19B+23N=16B+26B2.57.07.02.001750-0.8
14Zazove, David1830USA−4B+18N+22B−8N−10B2.011.512.53.001775-7.6
15Cohen, Lawrence1864USA+10B+26N−1B−3NF2.011.511.53.001896+1.0
16Arond, Dean1775USA+18B−4N=17B=13N−12N2.010.512.54.251724-7.4
17Aaron, Michael1799USA+22N−2B=16N=12BF2.09.59.53.251770-3.2
18Bondar, Leonid1879USA−16N−14B+20N+25B−7N2.08.08.51.501675-27.2
19Hart, Vincent J1915USA−8B+13N−9N=22BF1.59.59.53.001774-15.6
20Hill, Robert1663USA−1B−10N−18B+24BF1.010.010.00.501109-12.8
21Brock, William1839USA+23B−1N−10BFF1.08.58.51.001746-9.4
22Taylor, Kevin P1752USA−17BF−14N=19N=11B1.08.08.02.001626-12.6
23Landfair, Dean1591USA−21N−6N−13BF+24B1.07.07.00.501032-12.2
24FIDE 5660123410—F−9B=25B−20N−23N0.55.55.50.2514020.0
25Viray, Norman Eugenio1664USAF−5B=24N−18NF0.55.55.50.251079-9.2
26Engelen, Mark1738USAF−15B−12N−11B−13N0.09.59.50.00959-37.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets