2025 Peter Stuart Memorial Open
Open SwissStandard
47 players participated in this 6-round tournament, held from 20 Jun 2025 to 22 Jun 2025 in Auckland, New Zealand. 14 titled players from 3 federations. Top 10 Elo average was 2111, and top seed was Alphaeus Wei Ern Ang (🇳🇿 NZL, FM, 2377).
Daqi Mao (🇳🇿 NZL, FM, 2151) won with 5.0/6, ahead of Alphaeus Wei Ern Ang (5.0) and Felix Xie (4.5). Mao won on tie-break after catching the field in the final round.
The biggest upset came in round 1: Neil J Gunn (1749) beat Justin Zhide Wang (CM, 2085), a +336-point gap.
Location
🇳🇿Auckland, New Zealand
Dates
20 Jun 2025 → 22 Jun 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Titled players · 14
IM×1
FM×4
CM×6
WFM×1
WCM×2
Federations · 3 represented
🇳🇿New Zealand×45
🇦🇺Australia×1
🇱🇰Sri Lanka×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsTight race until R6; 2 players tied at 5.0/6, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
Co-leaders
19
7
2
2
1
2
R6 · TIEBREAK CLUSTER
2 players finish on 5.0/6. Mao takes the title on Buchholz Cut1 (20.0).
R1–R3 · WIN STREAK
FM Daqi Mao won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FMDaqi Mao | * | — | 1 | — |
| 2FMAlphaeus Wei Ern Ang | — | * | — | — |
| 3CMHenry Slater-Jones | 0 | — | * | — |
| 4CMYao Zen Markis Tew | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mao, DaqiFM | 2151 | NZL | +17N | +39B | +4N | =3B | =6N | +7B | 5.0 | 20.0 | 21.5 | 17.25 | 2254 | +32.4 |
| 2 | Ang, Alphaeus Wei ErnFM | 2377 | NZL | +24N | +20B | =6N | =7B | +9N | +3B | 5.0 | 19.0 | 22.0 | 18.00 | 2325 | -1.8 |
| 3 | Xie, FelixIM | 2366 | NZL | +45B | +22N | +5B | =1N | +18B | −2N | 4.5 | 20.5 | 21.0 | 13.50 | 2270 | -7.8 |
| 4 | Slater-Jones, HenryCM | 1927 | AUS | +19B | +36N | −1B | +13N | +11B | =18N | 4.5 | 18.0 | 20.0 | 13.50 | 2059 | +21.8 |
| 5 | Tew, Yao Zen MarkisCM | 1936 | NZL | +23N | +34B | −3N | =9B | +17N | +10B | 4.5 | 17.5 | 19.5 | 13.25 | 2063 | +18.6 |
| 6 | Liu, William RuiCM | 2031 | NZL | +21B | +31N | =2B | =12N | =1B | =13N | 4.0 | 20.0 | 22.5 | 14.00 | 2081 | +17.2 |
| 7 | Jin, Yanbo | 1973 | NZL | +33B | =41N | +15B | =2N | +12B | −1N | 4.0 | 19.0 | 20.5 | 12.25 | 2093 | +36.0 |
| 8 | Tao, Junqing Jerome | 1784 | NZL | +28B | =11N | +14B | −18N | =19B | +21N | 4.0 | 16.0 | 18.5 | 12.25 | 1968 | +56.8 |
| 9 | Ha, Timothy Huy Minh | 1746 | NZL | =14B | +30N | +11B | =5N | −2B | =16N | 3.5 | 20.0 | 22.5 | 11.75 | 1979 | +34.4 |
| 10 | McLaren, Leonard JFM | 2042 | NZL | −27B | +25N | +21B | =19N | +15B | −5N | 3.5 | 17.0 | 19.5 | 11.00 | 1829 | -27.4 |
| 11 | Piwari, Dylan Tama | 1966 | NZL | +38N | =8B | −9N | +27B | −4N | +29B | 3.5 | 17.0 | 18.5 | 8.50 | 1815 | -42.0 |
| 12 | Preeyansh Roul | 1937 | NZL | +25B | +27N | F | =6B | −7N | +19N | 3.5 | 16.5 | 16.5 | 10.50 | 1966 | +11.2 |
| 13 | Xu, Luna YuexiuWCM | 1778 | NZL | =32N | =42B | +30N | −4B | +36N | =6B | 3.5 | 15.5 | 17.0 | 8.50 | 1865 | +26.8 |
| 14 | Young, CohenCM | 2060 | NZL | =9N | +35B | −8N | −17B | +33B | +27N | 3.5 | 15.0 | 17.0 | 8.25 | 1797 | -34.2 |
| 15 | Wilson, Dion A | 1904 | NZL | =29N | +32B | −7N | +35B | −10N | +28B | 3.5 | 15.0 | 17.0 | 8.25 | 1828 | -18.0 |
| 16 | Braganza, NadiaWFM | 1818 | NZL | −34N | +38B | =17N | =28B | +29N | =9B | 3.5 | 13.5 | 15.0 | 8.50 | 1748 | -10.2 |
| 17 | Isaac, Ceferino | 1769 | NZL | −1B | +43N | =16B | +14N | −5B | =25N | 3.0 | 19.5 | 21.0 | 8.25 | 1883 | +15.2 |
| 18 | Yu, ZacharyCM | 2035 | NZL | =35N | +29B | F | +8B | −3N | =4B | 3.0 | 17.5 | 19.0 | 9.75 | 1966 | -13.6 |
| 19 | Jiang, Patrick Di | 1673 | NZL | −4N | +47B | +39N | =10B | =8N | −12B | 3.0 | 17.0 | 17.0 | 5.25 | 1881 | +61.2 |
| 20 | Hettiarachchi, Buthsara | 1850 | NZL | +26B | −2N | =27B | =33N | =25B | =22N | 3.0 | 16.5 | 18.5 | 8.25 | 1804 | -18.8 |
| 21 | Sun, Oliver | 1712 | NZL | −6N | +46B | −10N | +34B | +30N | −8B | 3.0 | 16.0 | 16.0 | 4.50 | 1791 | +20.4 |
| 22 | Wright, Caleb | 1805 | NZL | +46N | −3B | +34N | −24B | =28N | =20B | 3.0 | 15.0 | 15.0 | 4.75 | 1788 | -4.8 |
| 23 | Nimmakayala, Srirama Vikhyath | 1675 | NZL | −5B | =45N | −42N | +32B | =31B | +33N | 3.0 | 13.0 | 13.5 | 6.00 | 1811 | +38.8 |
| 24 | Xu, Jeremy Xi | 1776 | NZL | −2B | +26N | +36B | +22N | F | F | 3.0 | 13.0 | 13.0 | 8.00 | 2002 | +42.8 |
| 25 | Hwang, Ryan | 1685 | NZL | −12N | −10B | +47N | +46B | =20N | =17B | 3.0 | 13.0 | 13.0 | 3.00 | 1835 | +44.4 |
| 26 | Prince, Aidan | 1663 | NZL | −20N | −24B | +37N | −30B | +46N | +35B | 3.0 | 12.5 | 12.5 | 4.00 | 1714 | +16.0 |
| 27 | Pei, Yanshuo | 1727 | NZL | +10N | −12B | =20N | −11N | +40B | −14B | 2.5 | 17.0 | 18.5 | 6.50 | 1854 | +32.8 |
| 28 | Truong, Minh Nhat (sunny) | 1613 | NZL | −8N | +37B | =31B | =16N | =22B | −15N | 2.5 | 16.5 | 18.5 | 6.50 | 1741 | +36.8 |
| 29 | Johns, Daniel P | 1673 | NZL | =15B | −18N | +45B | +31N | −16B | −11N | 2.5 | 16.0 | 16.5 | 4.75 | 1823 | +20.4 |
| 30 | Sussex, Taylor | 1606 | NZL | +47N | −9B | −13B | +26N | −21B | =31N | 2.5 | 15.5 | 15.5 | 4.25 | 1686 | +12.2 |
| 31 | Kerr, Grant | 1782 | NZL | +40N | −6B | =28N | −29B | =23N | =30B | 2.5 | 14.5 | 16.0 | 5.50 | 1644 | -23.4 |
| 32 | Barry, Jacob | 1606 | NZL | =13B | −15N | −33B | −23N | +45B | +38N | 2.5 | 13.5 | 14.0 | 3.75 | 1696 | +12.6 |
| 33 | Fabay, Jenre Angelo | 1697 | NZL | −7N | =40B | +32N | =20B | −14N | −23B | 2.0 | 16.0 | 17.5 | 4.75 | 1670 | -13.6 |
| 34 | Zhou, Martin | 1654 | NZL | +16B | −5N | −22B | −21N | −38B | +40N | 2.0 | 15.5 | 17.0 | 5.00 | 1637 | -6.8 |
| 35 | Liu, Brian | 1725 | NZL | =18B | −14N | +40B | −15N | =39B | −26N | 2.0 | 14.5 | 16.0 | 3.75 | 1724 | -4.8 |
| 36 | Wang, Leon | 1594 | NZL | F | −4B | −24N | +45N | −13B | +37B | 2.0 | 13.5 | 13.5 | 2.50 | 1718 | +29.6 |
| 37 | Fang, Maximilian | 1699 | NZL | −44B | −28N | −26B | +47B | +43N | −36N | 2.0 | 10.0 | 10.0 | 1.50 | 1590 | -36.8 |
| 38 | Ng, Lok Jim (Lauren) | 1692 | NZL | −11B | −16N | =43B | −40N | +34N | −32B | 1.5 | 13.0 | 14.5 | 2.75 | 1524 | -53.6 |
| 39 | Sun, Wanyao SarahWCM | 1818 | NZL | +43B | −1N | −19B | F | =35N | F | 1.5 | 11.5 | 11.5 | 2.50 | 1711 | -27.2 |
| 40 | Nazeer, Afique M | 1610 | SRI | −31B | =33N | −35N | +38B | −27N | −34B | 1.5 | 11.0 | 12.5 | 2.50 | 1519 | -13.4 |
| 41 | Gunn, Neil J | 1749 | NZL | +42N | =7B | F | F | F | F | 1.5 | 8.5 | 8.5 | 3.50 | 2222 | +23.2 |
| 42 | Wang, Justin ZhideCM | 2085 | NZL | −41B | =13N | +23B | F | F | F | 1.5 | 8.0 | 8.0 | 4.75 | 1736 | -46.4 |
| 43 | Powlesland, Brogan | 1652 | NZL | −39N | −17B | =38N | F | −37B | +46N | 1.5 | 8.0 | 8.0 | 0.75 | 1573 | -9.8 |
| 44 | Zhang, Kendrick BotongFM | 1991 | NZL | +37N | F | F | F | F | F | 1.0 | 2.0 | 2.0 | 2.00 | 2498 | +6.0 |
| 45 | Hall, John Robert | 1775 | NZL | −3N | =23B | −29N | −36B | −32N | F | 0.5 | 14.5 | 14.5 | 1.50 | 1378 | -92.8 |
| 46 | Wang, Cyrus | 1636 | NZL | −22B | −21N | F | −25N | −26B | −43B | 0.0 | 13.5 | 13.5 | 0.00 | 902 | -81.2 |
| 47 | Li, Olivia | 1781 | NZL | −30B | −19N | −25B | −37N | F | F | 0.0 | 10.5 | 10.5 | 0.00 | 864 | -104.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Jiang, Patrick DiNZL+61.23.0 pts · #23
- 2Tao, Junqing JeromeNZL+56.84.0 pts · #7
- 3Hwang, RyanNZL+44.43.0 pts · #19
Top rating losers
- 1Li, OliviaNZL-104.80.0 pts · #47
- 2Hall, John RobertNZL-92.80.5 pts · #45
- 3Wang, CyrusNZL-81.20.0 pts · #46
Biggest upsets
- R1+336 Elo gap
- R1+315 Elo gap
- R4+291 Elo gap