CChessStats

2025 CalChess State Open & Class FIDE Championship - MX

Open SwissStandard

35 players participated in this 7-round tournament, held from 29 Aug 2025 to 01 Sept 2025 in Cupertino, CA, United States. 2 titled players from 4 federations. Top 10 Elo average was 2059, and top seed was Dmitry Dzhangirov (🇺🇦 UKR, 2234).

Luke Widjaja (🇺🇸 USA, CM, 2070) won with 5.0/7, ahead of Pranav Sairam (5.0) and Dmitry Dzhangirov (5.0). Widjaja won on tie-break after catching the field in the final round.

The biggest upset came in round 2: Roi Weiss (1709) beat Jon Frankle (2228), a +519-point gap.

Location
🇺🇸Cupertino, CA, United States
Dates
29 Aug 2025 → 01 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Top seed
🇺🇦Dmitry Dzhangirov2234
Avg top 10
2,059
Participants
35
Titled players · 2
CM×2
Federations · 4 represented
🇺🇸United States of America×32
🇯🇵Japan×1
🇮🇳India×1
🇺🇦Ukraine×1
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 4 players tied at 5.0/7, decided on Buchholz. Title race narrowed from 5 co-leaders at R4 to 4 at the finish.

Co-leaders
8
2
4
5
2
2
4
23.55.57R1R2R3R4R5R6R7
R7 · TIEBREAK CLUSTER

4 players finish on 5.0/7. Widjaja takes the title on Buchholz Cut1 (25.5).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Pranav Sairam lost to Dmitry Dzhangirov (White).

R1–R5 · UNBEATEN

Pranav Sairam went unbeaten across 5 games (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Pranav Sairam*
0
½
½
2Dmitry Dzhangirov
1
*
½
½
3CMLuke Widjaja
½
½
*
½
4Julian M Lin
½
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Widjaja, LukeCM2070USA+6N+9B=2B=3N=34N=4B+14B5.025.526.518.502111+18.4
2Sairam, Pranav2014USA+15N+23B=1N=4B+14N3B+6N5.025.027.017.002124+42.0
3Dzhangirov, Dmitry2234UKR=14N+16B=26N=1B+8N+2N=4B5.024.526.018.752089-18.2
4Lin, Julian M2004USA+35B=32N+24B=2N+9B=1N=3N5.021.522.014.002066+11.0
5Liu, Liam1968USA11N+15B6N+33B+26N+8B=31N4.517.018.09.751939-8.0
6Krishnan, Saatvik1852USA1B+12N+5B=10N+19B=34N2B4.024.025.012.751947+18.2
7Gupta, Eshan1832USA=22N+18B=10B9N=21B+28N=29B4.016.518.09.501986+58.4
8Suthar, Om1752USA=10B+20N=14N+26B3B5N=17B3.521.523.08.751917+58.0
9Chen, Qinhong1859USA+27B1NF+7B4N=13B+25N3.521.021.09.251978+17.8
10Ramaswamy, Abhinav1872USA=8N+19B=7N=6B29B+24N21N3.518.520.010.251815-11.0
11Cruz, Armin Vale1801USA+5B25N+23N14B18B=15N+20B3.518.020.010.501894+16.6
12Natraj, Tapas Aarav1779USA13N6B+15N=23B25N+32B+30B3.516.017.06.501867+28.8
13Frankle, Jon2228USA+12B24NF+25BF=9N+34B3.512.012.08.251983-21.6
14Wu, Zhuoyuan1900USA=3B+33N=8B+11N2BF1N3.023.023.08.751940+10.4
15Jain, Kanishk1797USA2B5N12B+27N+32N=11B=28B3.019.520.55.001798-1.2
16Grover, Aastik1709USAF3N=33B=20N=17B=30N+19B3.015.515.56.501867+45.6
17Ni, Leo1735USAF22B19N+35B=16N+23B=8N3.014.014.05.751763+4.4
18Senthilkumar, PranavCM2066USA26B7N+27N+32B+11NFF3.011.511.56.001864-22.6
19Patankar, Shubham1769USA=20B10N+17B+24N6N21B16N2.518.520.56.251712-23.2
20Li, Edward1933USA=19N8B=35N=16B28N+27B11N2.515.516.04.501649-44.8
21Chalissery, Neil1889USAFFFF=7N+19N+10B2.510.010.08.002098+29.6
22Sethi, Kanwar2045USA=7B+17N+32BFFFF2.58.08.06.002048+1.2
23Sanat Singhal1905IND+25B2N11B=12N=24B17NF2.019.019.04.751663-38.0
24Weiss, Roi1709USAF+13B4N19B=23N10B=33N2.017.517.55.001780+16.4
25Indukuri, Suhas1691USA23N+11BF13N+12BF9B2.016.016.07.001815+27.2
26Sabyrov, Muradhan E1864USA+18NF=3B8N5BFF1.516.016.05.501917+5.6
27Krishnan, Shreyank1700USA9NF18B15B+35N20N=32B1.513.513.51.001517-35.6
28Ng, Alexander PN1914JPNFFFF+20B7B=15N1.59.59.54.001854-9.6
29Steger, Eric1909USAFFFF+10N31B=7N1.59.09.05.5019090.0
30Goodkind, Lauren1885USAFFFF+33N=16B12N1.57.57.52.501752-21.2
31Balyan, Aryan2024USAFFFFF+29N=5B1.56.06.03.752132+5.2
32Wang, Chase1754USAF=4B22N18N15B12N=27N1.018.518.53.251625-40.0
33Yi, Colin1771USAF14B=16N5N30BF=24B1.014.014.02.501594-44.4
34Gnana Hari Sekar, Easwar1811USAFFFF=1B=6B13N1.012.512.54.501919+12.0
35Hernandez-Campos, Felix0USA4NF=20B17N27BFF0.512.012.01.2515210.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets