2025 Box Hill Open Rounds 6-7
Open SwissStandard
63 players participated in this 7-round tournament, held from 05 Dec 2025 to 12 Dec 2025 in Melbourne, Australia. 7 titled players from 2 federations. Top 10 Elo average was 2040, and top seed was Kai Jie Soo (🇦🇺 AUS, FM, 2269).
Ethan Tai (🇳🇿 NZL, 1595) won with 2.0/7, ahead of Paul Rehill (2.0) and Domagoj Dragicevic (2.0). Tai won on tie-break after catching the field in the final round.
The biggest upset came in round 7: Adelyn Wang (1482) beat Peter Clark (1633), a +151-point gap.
Location
🇦🇺Melbourne, Australia
Dates
05 Dec 2025 → 12 Dec 2025
Time control
Standard: 75 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 7
FM×4
CM×3
Federations · 2 represented
🇦🇺Australia×60
🇳🇿New Zealand×2
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R7; 3 players tied at 2.0/7, decided on Buchholz. Title race narrowed from 93 co-leaders at R4 to 3 at the finish.
Co-leaders
93
93
93
93
93
26
3
R7 · TIEBREAK CLUSTER
3 players finish on 2.0/7. Tai takes the title on Buchholz Cut1 (1.0).
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tai, Ethan | 1595 | NZL | F | F | F | F | F | +33B | +35N | 2.0 | 1.0 | 1.0 | 1.00 | 2304 | +31.2 |
| 2 | Rehill, Paul | 1643 | AUS | F | F | F | F | F | +46B | +10N | 2.0 | 1.0 | 1.0 | 1.00 | 2372 | +13.4 |
| 3 | Dragicevic, DomagojFM | 2111 | AUS | F | F | F | F | F | +44N | +47B | 2.0 | 0.0 | 0.0 | 0.00 | 2617 | +6.0 |
| 4 | Gajula, Hemanth | 1530 | AUS | F | F | F | F | F | =34B | +36N | 1.5 | 1.0 | 1.0 | 0.75 | 1678 | +6.8 |
| 5 | Dai, ChengFM | 2176 | AUS | F | F | F | F | F | +48B | =37N | 1.5 | 0.5 | 0.5 | 0.25 | 2165 | +1.0 |
| 6 | Jiang, Rachel | 0 | AUS | F | F | F | F | F | =38B | +?B | 1.5 | 0.5 | 0.5 | 0.25 | 1430 | 0.0 |
| 7 | Lian, Hongxuan | 0 | AUS | F | F | F | F | F | +?B | =33N | 1.5 | 0.5 | 0.5 | 0.25 | 1452 | 0.0 |
| 8 | Jansen, Tony | 1698 | AUS | F | F | F | F | F | F | +15B | 1.0 | 2.0 | 2.0 | 1.00 | 2581 | +12.4 |
| 9 | Solomontchik, Daniel | 1891 | AUS | F | F | F | F | F | −12B | +14N | 1.0 | 2.0 | 2.0 | 1.00 | 1893 | -13.6 |
| 10 | Kolak, Tanya | 1596 | AUS | F | F | F | F | F | +57N | −2B | 1.0 | 2.0 | 2.0 | 0.00 | 1551 | -2.8 |
| 11 | Le, Ingrid | 1585 | AUS | F | F | F | F | F | F | +40B | 1.0 | 1.5 | 1.5 | 0.50 | 2292 | +12.0 |
| 12 | Gao, ArthurCM | 2120 | AUS | F | F | F | F | F | +9N | F | 1.0 | 1.0 | 1.0 | 1.00 | 2865 | +16.8 |
| 13 | Shah, Swaraa | 0 | AUS | F | F | F | F | F | +16B | F | 1.0 | 1.0 | 1.0 | 1.00 | 2333 | +25.2 |
| 14 | Marathe, Satish | 1638 | AUS | F | F | F | F | F | +56B | −9B | 1.0 | 1.0 | 1.0 | 0.00 | 1757 | +4.6 |
| 15 | Cantos, Andrew | 1798 | AUS | F | F | F | F | F | +51B | −8N | 1.0 | 1.0 | 1.0 | 0.00 | 1654 | -13.6 |
| 16 | Ihalagedara, Thehan | 0 | AUS | F | F | F | F | F | −13N | +50B | 1.0 | 1.0 | 1.0 | 0.00 | 641 | -25.2 |
| 17 | Wang, Adelyn | 1482 | AUS | F | F | F | F | F | F | +39B | 1.0 | 0.5 | 0.5 | 0.50 | 2413 | +29.6 |
| 18 | Datar, TejasFM | 2062 | AUS | F | F | F | F | F | F | +34B | 1.0 | 0.5 | 0.5 | 0.50 | 2466 | +1.6 |
| 19 | Akok, Benjamin | 1534 | AUS | F | F | F | F | F | +54B | F | 1.0 | 0.0 | 0.0 | 0.00 | 2423 | +11.6 |
| 20 | Mondal, Jahnavi | 1445 | AUS | F | F | F | F | F | +59B | F | 1.0 | 0.0 | 0.0 | 0.00 | 2290 | +23.6 |
| 21 | Fan, Aiden | 1611 | AUS | F | F | F | F | F | +53N | F | 1.0 | 0.0 | 0.0 | 0.00 | 2331 | +18.8 |
| 22 | Katakam, Deethya Sai | 1726 | AUS | F | F | F | F | F | +60B | F | 1.0 | 0.0 | 0.0 | 0.00 | 2352 | +8.4 |
| 23 | Weerakkody, Celosha | 0 | AUS | F | F | F | F | F | −?B | +?B | 1.0 | 0.0 | 0.0 | 0.00 | 1484 | 0.0 |
| 24 | Zhao, LucasCM | 1767 | AUS | F | F | F | F | F | +52B | F | 1.0 | 0.0 | 0.0 | 0.00 | 2369 | +7.6 |
| 25 | Soo, Kai JieFM | 2269 | AUS | F | F | F | F | F | F | +49N | 1.0 | 0.0 | 0.0 | 0.00 | 2792 | +3.2 |
| 26 | Fan, Xinyao | 1705 | AUS | F | F | F | F | F | +55N | F | 1.0 | 0.0 | 0.0 | 0.00 | 2271 | +9.6 |
| 27 | He, Zhi Yu (Paul) | 1924 | NZL | F | F | F | F | F | +58N | F | 1.0 | 0.0 | 0.0 | 0.00 | 2527 | +8.4 |
| 28 | Katakam, Aadhya Sai | 1498 | AUS | F | F | F | F | F | +45B | F | 1.0 | 0.0 | 0.0 | 0.00 | 2355 | +22.0 |
| 29 | Shirawala, Sahar | 1626 | AUS | F | F | F | F | F | +61B | F | 1.0 | 0.0 | 0.0 | 0.00 | 2402 | +18.4 |
| 30 | Pisal, Ranjit | 0 | AUS | F | F | F | F | F | +?B | −?N | 1.0 | 0.0 | 0.0 | 0.00 | 1613 | 0.0 |
| 31 | Wan, Oscar | 0 | AUS | F | F | F | F | F | +?N | −?B | 1.0 | 0.0 | 0.0 | 0.00 | 1638 | 0.0 |
| 32 | Ng, Pavle-Jay | 0 | AUS | F | F | F | F | F | +?B | F | 1.0 | 0.0 | 0.0 | 0.00 | 1425 | 0.0 |
| 33 | Ihalagedara, Yehara | 1498 | AUS | F | F | F | F | F | −1N | =7B | 0.5 | 3.5 | 3.5 | 0.75 | 788 | -12.8 |
| 34 | Ozernov, Michael | 1473 | AUS | F | F | F | F | F | =4N | −18N | 0.5 | 2.5 | 2.5 | 0.75 | 1522 | 0.0 |
| 35 | Sun, Martin | 0 | AUS | F | F | F | F | F | =39N | −1B | 0.5 | 2.5 | 2.5 | 0.25 | 1408 | -15.2 |
| 36 | Thulasidas, Manish | 0 | AUS | F | F | F | F | F | =40N | −4B | 0.5 | 2.0 | 2.0 | 0.25 | 1325 | -16.4 |
| 37 | Salasan, HaranCM | 2080 | AUS | F | F | F | F | F | F | =5B | 0.5 | 1.5 | 1.5 | 0.75 | 2143 | +3.0 |
| 38 | FIDE 3297780 | 0 | — | F | F | F | F | F | =6N | −?B | 0.5 | 1.5 | 1.5 | 0.75 | 764 | 0.0 |
| 39 | Clark, Peter | 1633 | AUS | F | F | F | F | F | =35B | −17N | 0.5 | 1.5 | 1.5 | 0.25 | 1300 | -16.4 |
| 40 | Wang, Michael (zining) | 1495 | AUS | F | F | F | F | F | =36B | −11N | 0.5 | 1.5 | 1.5 | 0.25 | 1370 | -12.4 |
| 41 | Liu, Preston | 1516 | AUS | F | F | F | F | F | =42B | F | 0.5 | 0.5 | 0.5 | 0.25 | 1589 | +3.6 |
| 42 | Zheng, Bonney | 1582 | AUS | F | F | F | F | F | =41N | F | 0.5 | 0.5 | 0.5 | 0.25 | 1524 | -3.6 |
| 43 | Liu, Jason | 0 | AUS | F | F | F | F | F | =?N | F | 0.5 | 0.0 | 0.0 | 0.00 | 1414 | 0.0 |
| 44 | Chai, Kang | 1821 | AUS | F | F | F | F | F | −3B | F | 0.0 | 2.0 | 2.0 | 0.00 | 1314 | -3.4 |
| 45 | Carter, John | 0 | AUS | F | F | F | F | F | −28N | F | 0.0 | 2.0 | 2.0 | 0.00 | 716 | -22.0 |
| 46 | Ramprasad, Nachiket | 1583 | AUS | F | F | F | F | F | −2N | F | 0.0 | 2.0 | 2.0 | 0.00 | 895 | -11.6 |
| 47 | Buhagiar, Aden | 1783 | AUS | F | F | F | F | F | F | −3N | 0.0 | 2.0 | 2.0 | 0.00 | 1314 | -2.6 |
| 48 | Dissanayake, Vidushi | 1814 | AUS | F | F | F | F | F | −5N | F | 0.0 | 1.5 | 1.5 | 0.00 | 1343 | -8.0 |
| 49 | Wang, Cunmeng | 1949 | AUS | F | F | F | F | F | F | −25B | 0.0 | 1.5 | 1.5 | 0.00 | 1477 | -6.4 |
| 50 | Win, Noel May Thu | 0 | AUS | F | F | F | F | F | −?N | −16N | 0.0 | 1.0 | 1.0 | 0.00 | 684 | 0.0 |
| 51 | Huang, Victoria | 1530 | AUS | F | F | F | F | F | −15N | F | 0.0 | 1.0 | 1.0 | 0.00 | 981 | -11.2 |
| 52 | Zhou, Emma | 1595 | AUS | F | F | F | F | F | −24N | F | 0.0 | 1.0 | 1.0 | 0.00 | 1020 | -7.6 |
| 53 | Yuan, Erin | 0 | AUS | F | F | F | F | F | −21B | F | 0.0 | 1.0 | 1.0 | 0.00 | 751 | -18.8 |
| 54 | Flude, David A | 1626 | AUS | F | F | F | F | F | −19N | F | 0.0 | 1.0 | 1.0 | 0.00 | 765 | -11.6 |
| 55 | Lin, Le-Syuan | 1486 | AUS | F | F | F | F | F | −26B | F | 0.0 | 1.0 | 1.0 | 0.00 | 875 | -9.6 |
| 56 | Zhang, Nathan | 1498 | AUS | F | F | F | F | F | −14N | F | 0.0 | 1.0 | 1.0 | 0.00 | 826 | -12.4 |
| 57 | Mondal, Chiranjib | 1420 | AUS | F | F | F | F | F | −10B | F | 0.0 | 1.0 | 1.0 | 0.00 | 805 | -9.6 |
| 58 | Wu, Alice | 1655 | AUS | F | F | F | F | F | −27B | F | 0.0 | 1.0 | 1.0 | 0.00 | 1160 | -8.4 |
| 59 | Song, Olivia | 1542 | AUS | F | F | F | F | F | −20N | F | 0.0 | 1.0 | 1.0 | 0.00 | 624 | -23.6 |
| 60 | Chi, Jaden | 1453 | AUS | F | F | F | F | F | −22N | F | 0.0 | 1.0 | 1.0 | 0.00 | 982 | -8.4 |
| 61 | Cook, Geoff L | 1613 | AUS | F | F | F | F | F | −29N | F | 0.0 | 1.0 | 1.0 | 0.00 | 828 | -9.2 |
| 62 | Nandakumar, Vedant | 1417 | AUS | F | F | F | F | F | F | −?B | 0.0 | 0.0 | 0.0 | 0.00 | 749 | 0.0 |
| 63 | Cabral, Jake | 0 | AUS | F | F | F | F | F | −?N | F | 0.0 | 0.0 | 0.0 | 0.00 | 610 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Tai, EthanNZL+31.22.0 pts · #1
- 2Wang, AdelynAUS+29.61.0 pts · #13
- 3Shah, SwaraaAUS+25.21.0 pts · #18
Top rating losers
- 1Ihalagedara, ThehanAUS-25.21.0 pts · #57
- 2Song, OliviaAUS-23.60.0 pts · #59
- 3Carter, JohnAUS-22.00.0 pts · #42
Biggest upsets
- R7+151 Elo gap