CChessStats

2025 WA Open Championship

Open SwissStandard

28 players participated in this 7-round tournament, held from 30 May 2025 to 02 Jun 2025 in Perth, Australia. 4 titled players from 5 federations. Top 10 Elo average was 1914, and top seed was Patrick Gong (🇦🇺 AUS, IM, 2299).

Patrick Gong (🇦🇺 AUS, IM, 2299) won with 7.0/7, ahead of Saminda De Vas (5.5) and Oscar Gao (5.0). Gong won solo starting round 3.

The biggest upset came in round 1: Li Ya Leah Tan (WCM, 1547) beat Andras Szijarto (2067), a +520-point gap.

Location
🇦🇺Perth, Australia
Dates
30 May 2025 → 02 Jun 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Top seed
🇦🇺IMPatrick Gong2299
Avg top 10
1,914
Participants
28
Titled players · 4
IM×1
CM×1
WFM×1
WCM×1
Federations · 5 represented
🇦🇺Australia×23
🇭🇺Hungary×1
🇮🇩Indonesia×1
🇬🇧England×1
🇸🇬Singapore×1
Top 3

How it unfolded

Top 6 · 7 rounds

IM Patrick Gong led from R3; +1.5-point edge over the runner-up.

Co-leaders
10
5
1
1
1
1
1
23.55.57R1R2R3R4R5R6R7
R3–R7 · LEAD HELD

IM Patrick Gong never relinquished the lead after R3; final gap +1.5 over the runner-up.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

IM Patrick Gong beat Saminda De Vas (Black).

WIN STREAKS · 3 top finishers

IM Patrick Gong 7 wins (R1–R7)Saminda De Vas 3 wins (R5–R7)Andras Szijarto 4 wins (R4–R7)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1IMPatrick Gong*
1
1
2Saminda De Vas
0
*
3Andras Szijarto*
0
4CMOscar Gao
0
1
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Gong, PatrickIM2299AUS+9B+14N+5B+2N+3B+7N+6B7.027.030.530.502713+12.4
2De Vas, Saminda1929AUS+13N+20B=7N1B+24N+12B+5N5.525.026.517.502026+16.0
3Gao, OscarCM1967AUS=15B+11N+4B+8N1N=6B+9N5.028.031.020.502023+22.0
4Szijarto, Andras2067HUN8N+23B3N+27B+21N+17B+7B5.020.020.011.001896-19.8
5Brand, Drew1777AUS+25N+16B1N+9B=6N+10B2B4.527.528.514.001869+35.2
6Hardegen, KathrynWFM1870AUS=24B+15N+12B=7N=5B=3N1N4.027.028.514.001869-2.2
7De Vas, Yonal1843AUS+21B+28N=2B=6B+17N1B4N4.027.027.010.251924+21.6
8Tan, Li Ya LeahWCM1547SGP+4B+19N=17B3B10N=20N+16B4.022.525.013.251838+103.2
9Sethuraman, Jaswanth Ram1531AUS1N+27B+28B5N+22B+19N3B4.021.021.04.501644+20.0
10Shamalka, Nimesh1804AUS16N+25B+13NF+8B5N+18B4.019.019.011.501669-31.2
11Malik, Aidan0INA=?N3B+23N=20B=19B+15N=12N4.018.018.08.7517270.0
12Huang, Yuqi (ricky)1648AUSF+18B6N+14N+15B2N=11B3.523.023.011.501720+9.6
13Wu, Kobe1587AUS2B+22N10B15N+27N=21B+24N3.518.518.54.751680+15.2
14Gough, Dylan0AUS+27N1B=26N12B16N+28B+22N3.516.016.02.25981-28.6
15Shanmuganathan, Angelmo0AUS=3N6B+18N+13B12N11B=23B3.023.024.59.7516370.0
16Boby, Shawn1560ENG+10B5N19B22N+14B+23N8N3.020.522.09.001682+36.8
17Chen, Angus1812AUS+26BF=8N+19N7B4N=20B3.018.518.56.251712-27.2
18Le, Quang Minh0AUSF12N15B+25B+26N+24B10N3.013.513.53.0016740.0
19Huang, Hui1774AUS+23N8B+16N17B=11N9B21N2.520.522.06.501458-48.0
20Roebuck, Derek1708AUS+22B2NF=11NF=8B=17N2.518.518.57.501632-6.2
21Ashok, Akash1622AUS7NFF+28B4B=13N+19B2.515.015.04.251720+14.0
22Batahena, Ayun0AUS20N13B+25N+16B9NF14B2.017.518.04.0014790.0
23De Vas, Senudi1472AUS19B4N11BF+28N16B=15N1.517.517.51.50935-24.4
24Liyanage, Nithuli1711AUS=6NFF+26B2B18N13B1.516.516.52.501522-27.2
25Martin, Noelle1533AUS5B10N22B18NFF+28N1.013.513.50.00991-14.8
26Munkhjargal, Chingun0AUS17NF=14B24N18BFF0.513.013.01.7514800.0
27FIDE 3291774014B9NF4N13BFF0.017.017.00.009220.0
28Nagaa, Vidhith0AUSF7B9N21N23B14N25B0.016.516.50.008170.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets