CChessStats

Calchess Senior State Championship 2026

Open SwissStandard

34 players participated in this 5-round tournament, held from 29 May 2026 to 31 May 2026 in Berkeley, CA, United States. 4 titled players from 2 federations. Top 10 Elo average was 1963, and top seed was Dmitry Dzhangirov (🇺🇦 UKR, 2216).

Timothy Taylor (🇺🇸 USA, IM, 2140) won with 4.5/5, ahead of Dmitry Dzhangirov (4.0) and Mohammad Soltani (4.0). Taylor won solo starting round 4.

The biggest upset came in round 4: Mohammad Soltani (1475) beat Hector Viadiu-Ilarraza (1826), a +351-point gap.

Location
🇺🇸Berkeley, CA, United States
Dates
29 May 2026 → 31 May 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇺🇦Dmitry Dzhangirov2216
Avg top 10
1,963
Participants
34
Titled players · 4
IM×2
CM×1
WCM×1
Federations · 2 represented
🇺🇸United States of America×28
🇺🇦Ukraine×1
Top 3

How it unfolded

Top 6 · 5 rounds

IM Timothy Taylor led from R4; +0.5-point edge over the runner-up.

Co-leaders
8
3
2
1
1
1.52.545R1R2R3R4R5
R4–R5 · LEAD HELD

IM Timothy Taylor held the sole lead from R4 through R5 without losing it.

WIN STREAKS · 2 top finishers

IM Timothy Taylor 4 wins (R1–R4)Mohammad Soltani 4 wins (R2–R5)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Taylor, TimothyIM2140USA+8B+18N+12B+5B=2N4.511.513.011.002297+7.0
2Dzhangirov, Dmitry2216UKR+13N+14B=4N+10B=1B4.013.015.010.752153-3.2
3Soltani, Mohammad1475USA6B+9N+8B+18N+10B4.010.512.09.002004+64.0
4Diller, Bradley R1978USA+9B=22N=2B+23N+31N4.09.09.06.252118+17.6
5FIDE 5660164100+23N+6B+31B1N7N3.011.511.54.0019460.0
6Cruz, Armin Vale1787USA+3N5N+26B12B+24N3.010.011.06.001890+8.8
7Winslow, ElliottIM2010USAFF+19B+20N+5B3.06.06.06.002530+6.8
8Manvelyan, Hovik1754USA1N+15B3N=13B+28B2.512.513.03.501739-3.8
9Bridle, Sam1753USA4N3B+32N+33B=11N2.510.510.51.251602-16.4
10Riese, Kayven1698USA=29B+28N+25B2N3N2.59.510.01.751771+5.8
11Lehman, Clarence1749USA=28B19N+29B=21N=9B2.56.06.52.751644-12.0
12Fuentes, Romulo2047USAFF1N+6N+16B2.09.59.55.002013-1.0
13Oshima, Daniel1743USA2B+29N=18B=8NF2.08.58.52.501783+1.0
14Long, Phil1675USAF2N+30B16N+21B2.07.57.51.501741+6.0
15Liu, Jinfeng1639USA18B8N+17B+30N25B2.07.07.02.00997-17.4
16Musumeci, Jim1736USAF+27NF+14B12N2.05.05.03.001900+24.0
17FIDE 399516690FF15N+32B+30B2.02.02.00.008390.0
18Viadiu-Ilarraza, Hector1826USA+15N1B=13N3BF1.512.512.53.001662-17.6
19Peterson, Jared E1682USAF+11B7NF=20B1.57.07.03.251845+11.8
20Gran, Rahim1777USAFF+24N7B=19N1.55.55.51.751821+6.0
21Hernandez-Campos, Felix1788USAFF+28N=11B14N1.55.05.01.751708-12.8
22Christiansen, NatashaWCM1724USA+30N=4BFFF1.54.04.02.001978+6.2
23Katz, Stewart1721USA5BF+33N4BF1.07.07.00.001767+2.0
24Fong, Kevin M1772USAFF20B+26N6B1.05.55.51.00982-38.8
25Del Rosario, Frisco1810USAFF10NF+15N1.04.54.52.001669-7.6
26FIDE 20285570FF6N24B+32N1.04.04.00.009800.0
27Adkins, Rico1602USA+34N16BFFF1.02.02.00.001787+9.6
28Asgari, Mohammad1699USA=11N10B21BF8N0.59.09.01.251425-24.6
29FIDE 5660164010=10N13B11NFF0.57.07.01.2514570.0
30Bayot, Romeo0USA22BF14N15B17N0.07.57.50.008790.0
31Aigner, MichaelCM1974USAFF5NF4B0.07.07.00.001178-9.8
32FIDE 5660164280FF9B17N26B0.05.55.50.009530.0
33Turner, Robert1555USAFF23B9NF0.03.53.50.00937-10.4
34Walder, Michael1838USA27BFFFF0.01.01.00.00802-16.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets