2025 WA Open Championship
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.
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How it unfolded
Top 6 · 7 roundsIM Patrick Gong led from R3; +1.5-point edge over the runner-up.
IM Patrick Gong never relinquished the lead after R3; final gap +1.5 over the runner-up.
IM Patrick Gong beat Saminda De Vas (Black).
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| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1IMPatrick Gong | * | 1 | — | 1 |
| 2Saminda De Vas | 0 | * | — | — |
| 3Andras Szijarto | — | — | * | 0 |
| 4CMOscar Gao | 0 | — | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gong, PatrickIM | 2299 | AUS | +9B | +14N | +5B | +2N | +3B | +7N | +6B | 7.0 | 27.0 | 30.5 | 30.50 | 2713 | +12.4 |
| 2 | De Vas, Saminda | 1929 | AUS | +13N | +20B | =7N | −1B | +24N | +12B | +5N | 5.5 | 25.0 | 26.5 | 17.50 | 2026 | +16.0 |
| 3 | Gao, OscarCM | 1967 | AUS | =15B | +11N | +4B | +8N | −1N | =6B | +9N | 5.0 | 28.0 | 31.0 | 20.50 | 2023 | +22.0 |
| 4 | Szijarto, Andras | 2067 | HUN | −8N | +23B | −3N | +27B | +21N | +17B | +7B | 5.0 | 20.0 | 20.0 | 11.00 | 1896 | -19.8 |
| 5 | Brand, Drew | 1777 | AUS | +25N | +16B | −1N | +9B | =6N | +10B | −2B | 4.5 | 27.5 | 28.5 | 14.00 | 1869 | +35.2 |
| 6 | Hardegen, KathrynWFM | 1870 | AUS | =24B | +15N | +12B | =7N | =5B | =3N | −1N | 4.0 | 27.0 | 28.5 | 14.00 | 1869 | -2.2 |
| 7 | De Vas, Yonal | 1843 | AUS | +21B | +28N | =2B | =6B | +17N | −1B | −4N | 4.0 | 27.0 | 27.0 | 10.25 | 1924 | +21.6 |
| 8 | Tan, Li Ya LeahWCM | 1547 | SGP | +4B | +19N | =17B | −3B | −10N | =20N | +16B | 4.0 | 22.5 | 25.0 | 13.25 | 1838 | +103.2 |
| 9 | Sethuraman, Jaswanth Ram | 1531 | AUS | −1N | +27B | +28B | −5N | +22B | +19N | −3B | 4.0 | 21.0 | 21.0 | 4.50 | 1644 | +20.0 |
| 10 | Shamalka, Nimesh | 1804 | AUS | −16N | +25B | +13N | F | +8B | −5N | +18B | 4.0 | 19.0 | 19.0 | 11.50 | 1669 | -31.2 |
| 11 | Malik, Aidan | 0 | INA | =?N | −3B | +23N | =20B | =19B | +15N | =12N | 4.0 | 18.0 | 18.0 | 8.75 | 1727 | 0.0 |
| 12 | Huang, Yuqi (ricky) | 1648 | AUS | F | +18B | −6N | +14N | +15B | −2N | =11B | 3.5 | 23.0 | 23.0 | 11.50 | 1720 | +9.6 |
| 13 | Wu, Kobe | 1587 | AUS | −2B | +22N | −10B | −15N | +27N | =21B | +24N | 3.5 | 18.5 | 18.5 | 4.75 | 1680 | +15.2 |
| 14 | Gough, Dylan | 0 | AUS | +27N | −1B | =26N | −12B | −16N | +28B | +22N | 3.5 | 16.0 | 16.0 | 2.25 | 981 | -28.6 |
| 15 | Shanmuganathan, Angelmo | 0 | AUS | =3N | −6B | +18N | +13B | −12N | −11B | =23B | 3.0 | 23.0 | 24.5 | 9.75 | 1637 | 0.0 |
| 16 | Boby, Shawn | 1560 | ENG | +10B | −5N | −19B | −22N | +14B | +23N | −8N | 3.0 | 20.5 | 22.0 | 9.00 | 1682 | +36.8 |
| 17 | Chen, Angus | 1812 | AUS | +26B | F | =8N | +19N | −7B | −4N | =20B | 3.0 | 18.5 | 18.5 | 6.25 | 1712 | -27.2 |
| 18 | Le, Quang Minh | 0 | AUS | F | −12N | −15B | +25B | +26N | +24B | −10N | 3.0 | 13.5 | 13.5 | 3.00 | 1674 | 0.0 |
| 19 | Huang, Hui | 1774 | AUS | +23N | −8B | +16N | −17B | =11N | −9B | −21N | 2.5 | 20.5 | 22.0 | 6.50 | 1458 | -48.0 |
| 20 | Roebuck, Derek | 1708 | AUS | +22B | −2N | F | =11N | F | =8B | =17N | 2.5 | 18.5 | 18.5 | 7.50 | 1632 | -6.2 |
| 21 | Ashok, Akash | 1622 | AUS | −7N | F | F | +28B | −4B | =13N | +19B | 2.5 | 15.0 | 15.0 | 4.25 | 1720 | +14.0 |
| 22 | Batahena, Ayun | 0 | AUS | −20N | −13B | +25N | +16B | −9N | F | −14B | 2.0 | 17.5 | 18.0 | 4.00 | 1479 | 0.0 |
| 23 | De Vas, Senudi | 1472 | AUS | −19B | −4N | −11B | F | +28N | −16B | =15N | 1.5 | 17.5 | 17.5 | 1.50 | 935 | -24.4 |
| 24 | Liyanage, Nithuli | 1711 | AUS | =6N | F | F | +26B | −2B | −18N | −13B | 1.5 | 16.5 | 16.5 | 2.50 | 1522 | -27.2 |
| 25 | Martin, Noelle | 1533 | AUS | −5B | −10N | −22B | −18N | F | F | +28N | 1.0 | 13.5 | 13.5 | 0.00 | 991 | -14.8 |
| 26 | Munkhjargal, Chingun | 0 | AUS | −17N | F | =14B | −24N | −18B | F | F | 0.5 | 13.0 | 13.0 | 1.75 | 1480 | 0.0 |
| 27 | FIDE 3291774 | 0 | — | −14B | −9N | F | −4N | −13B | F | F | 0.0 | 17.0 | 17.0 | 0.00 | 922 | 0.0 |
| 28 | Nagaa, Vidhith | 0 | AUS | F | −7B | −9N | −21N | −23B | −14N | −25B | 0.0 | 16.5 | 16.5 | 0.00 | 817 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Tan, Li Ya LeahWCMSGP+103.24.0 pts · #5
- 2Boby, ShawnENG+36.83.0 pts · #9
- 3Brand, DrewAUS+35.24.5 pts · #3
- 1Huang, HuiAUS-48.02.5 pts · #13
- 2Shamalka, NimeshAUS-31.24.0 pts · #7
- 3Gough, DylanAUS-28.63.5 pts · #26
- R1+520 Elo gap
- R1+244 Elo gap
- R6+243 Elo gap