Perth Major 2025
Open SwissStandard
37 players participated in this 7-round tournament, held from 23 May 2025 to 26 May 2025 in Perth, Scotland. 4 federations represented. Top 10 Elo average was 0.
Michael Ash (🇬🇧 SCO, 0) won with 6.0/7, ahead of Nick Webb (5.5) and Mark Gyalus (5.0). Ash shared the lead from round 4 and won solo starting round 5.
Location
🇬🇧Perth, Scotland
Dates
23 May 2025 → 26 May 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Avg top 10
0
Participants
37
Federations · 4 represented
🇬🇧Scotland×32
🇭🇺Hungary×1
🇮🇪Ireland×1
🇬🇧England×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsMichael Ash led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
13
3
1
2
1
1
1
R5 · LEADER CHANGE25 May
Michael Ash takes the sole lead (4.5/5).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Michael Ash beat Nick Webb (White).
WIN STREAKS · 3 top finishers
Michael Ash 4 wins (R3–R6)Nick Webb 3 wins (R2–R4)Mark Gyalus 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Michael Ash | * | 1 | ½ | — |
| 2Nick Webb | 0 | * | 1 | 1 |
| 3Mark Gyalus | ½ | 0 | * | — |
| 4John McKenna | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ash, Michael | 0 | SCO | +34B | =4N | +15B | +13N | +2B | +5N | =3B | 6.0 | 27.0 | 27.0 | 22.25 | 2040 | +87.6 |
| 2 | Webb, Nick | 0 | IRL | =24B | +19N | +29B | +3N | −1N | +9B | +7B | 5.5 | 26.0 | 28.0 | 20.50 | 1891 | +2.6 |
| 3 | Gyalus, Mark | 0 | HUN | +14N | +26B | +22N | −2B | =9N | +6B | =1N | 5.0 | 27.0 | 29.5 | 19.00 | 1894 | +15.4 |
| 4 | McGregor, Donald | 0 | SCO | +28N | =1B | =21N | =16B | =8N | +22B | =6N | 4.5 | 25.0 | 27.5 | 16.50 | 1765 | +23.6 |
| 5 | Lopez Henderson, Kyle | 0 | SCO | F | +20B | =6N | +25B | +22N | −1B | +12N | 4.5 | 24.0 | 24.0 | 15.75 | 1769 | +27.2 |
| 6 | Montgomery, David C | 0 | SCO | +35B | =30N | =5B | +17N | +12B | −3N | =4B | 4.5 | 23.0 | 23.0 | 12.75 | 1674 | -22.0 |
| 7 | McKenna, John | 0 | SCO | +25N | −22B | +14N | +30B | =21N | +16B | −2N | 4.5 | 22.5 | 24.0 | 13.75 | 1865 | +26.2 |
| 8 | Aitchison, A Keith | 0 | SCO | −30B | +35N | =18B | =10N | =4B | +29N | +17B | 4.5 | 19.0 | 19.0 | 11.50 | 1675 | -9.6 |
| 9 | Lennox, Moray E S | 0 | SCO | +31B | =11N | =13B | +15N | =3B | −2N | =10N | 4.0 | 26.0 | 27.5 | 13.50 | 1754 | 0.0 |
| 10 | Hall, David G | 0 | SCO | +18B | −15N | −17B | =8B | +20N | +19N | =9B | 4.0 | 22.5 | 26.0 | 14.75 | 1668 | -8.0 |
| 11 | Boyd, William | 0 | SCO | +17B | =9B | =16N | −12N | +23B | =13N | =15N | 4.0 | 22.5 | 25.5 | 14.00 | 1652 | 0.0 |
| 12 | Nield, Christopher | 0 | SCO | −22N | +23B | +26N | +11B | −6N | +15B | −5B | 4.0 | 22.5 | 25.0 | 13.00 | 1662 | -12.8 |
| 13 | Galbraith, Joe | 0 | SCO | =20N | +32B | =9N | −1B | +30N | =11B | =16N | 4.0 | 22.5 | 23.5 | 10.00 | 1658 | -17.2 |
| 14 | Uegaki, Haruo | 0 | SCO | −3B | +33N | −7B | −23N | +34N | +25B | +24N | 4.0 | 18.5 | 18.5 | 6.00 | 1690 | +11.6 |
| 15 | Sandham, Alasdair | 0 | SCO | +36N | +10B | −1N | −9B | +25N | −12N | =11B | 3.5 | 25.0 | 25.0 | 9.00 | 1647 | +7.2 |
| 16 | Al Dakl Alla, Humam | 0 | SCO | F | +24N | =11B | =4N | +18B | −7N | =13B | 3.5 | 23.5 | 23.5 | 12.75 | 1717 | +8.0 |
| 17 | Mallick, Sai | 0 | SCO | −11N | +27B | +10N | −6B | +26N | =21B | −8N | 3.5 | 23.0 | 25.5 | 10.75 | 1749 | 0.0 |
| 18 | Evans, Luke | 0 | SCO | −10N | +28B | =8N | +32B | −16N | +30B | −21N | 3.5 | 19.5 | 20.5 | 7.25 | 1572 | 0.0 |
| 19 | Washington, Ian | 0 | SCO | =23N | −2B | −25N | +34B | +32N | −10B | +22N | 3.5 | 19.5 | 19.5 | 5.50 | 1653 | +1.0 |
| 20 | Bhaskar, Sriram | 0 | SCO | =13B | −5N | =23B | =31N | −10B | +33N | +29B | 3.5 | 19.0 | 19.0 | 6.25 | 1620 | 0.0 |
| 21 | Simpson, Carrick | 0 | SCO | +27N | F | =4B | F | =7B | =17N | +18B | 3.5 | 18.5 | 18.5 | 12.25 | 1750 | -14.4 |
| 22 | Galbraith, David | 0 | SCO | +12B | +7N | −3B | +29N | −5B | −4N | −19B | 3.0 | 26.0 | 28.0 | 10.50 | 1643 | 0.0 |
| 23 | Victor McCallum | 0 | SCO | =19B | −12N | =20N | +14B | −11N | −24B | +30N | 3.0 | 22.0 | 23.5 | 9.00 | 1643 | 0.0 |
| 24 | Wan, Kam | 0 | SCO | =2N | −16B | −32N | +28B | =27B | +23N | −14B | 3.0 | 21.0 | 22.0 | 9.50 | 1487 | -29.6 |
| 25 | Gourlay, Greig | 0 | SCO | −7B | +34N | +19B | −5N | −15B | −14N | +33B | 3.0 | 20.0 | 20.0 | 3.50 | 1512 | 0.0 |
| 26 | Aitken, Thomas W | 0 | SCO | +33B | −3N | −12B | =27N | −17B | +32N | F | 2.5 | 16.0 | 16.0 | 2.25 | 1424 | -38.4 |
| 27 | Saemundsson, Thor | 0 | SCO | −21B | −17N | +33B | =26B | =24N | =28N | F | 2.5 | 15.0 | 15.0 | 4.00 | 1600 | +4.2 |
| 28 | Bhaduri, Atrasnu | 0 | SCO | −4B | −18N | +35B | −24N | +33N | =27B | −31B | 2.5 | 15.0 | 15.0 | 1.25 | 1257 | 0.0 |
| 29 | Walters, Philip | 0 | ENG | F | +37B | −2N | −22B | +31N | −8B | −20N | 2.0 | 18.0 | 18.0 | 1.50 | 1582 | -20.8 |
| 30 | McCusker, Kirsty | 0 | SCO | +8N | =6B | F | −7N | −13B | −18N | −23B | 1.5 | 24.0 | 24.0 | 6.75 | 1686 | +13.0 |
| 31 | Alomenu, Gilbert | 0 | SCO | −9N | F | F | =20B | −29B | F | +28N | 1.5 | 12.0 | 12.0 | 4.25 | 918 | -8.0 |
| 32 | Heron, Andy | 0 | SCO | F | −13N | +24B | −18N | −19B | −26B | F | 1.0 | 16.5 | 16.5 | 3.00 | 1520 | 0.0 |
| 33 | FIDE 2405091 | 0 | — | −26N | −14B | −27N | F | −28B | −20B | −25N | 0.0 | 18.0 | 18.0 | 0.00 | 819 | 0.0 |
| 34 | Flood, Raymond | 0 | SCO | −1N | −25B | F | −19N | −14B | F | F | 0.0 | 16.5 | 16.5 | 0.00 | 878 | -61.6 |
| 35 | FIDE 2413086 | 0 | — | −6N | −8B | −28N | F | F | F | F | 0.0 | 11.5 | 11.5 | 0.00 | 964 | 0.0 |
| 36 | Ganesh, Krishiv | 0 | SCO | −15B | F | F | F | F | F | F | 0.0 | 3.5 | 3.5 | 0.00 | 801 | 0.0 |
| 37 | Sathiyamoorthy, Magizhan | 0 | SCO | F | −29N | F | F | F | F | F | 0.0 | 2.0 | 2.0 | 0.00 | 918 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Ash, MichaelSCO+87.66.0 pts · #1
- 2Lopez Henderson, KyleSCO+27.24.5 pts · #22
- 3McKenna, JohnSCO+26.24.5 pts · #5
Top rating losers
- 1Flood, RaymondSCO-61.60.0 pts · #35
- 2Aitken, Thomas WSCO-38.42.5 pts · #30
- 3Wan, KamSCO-29.63.0 pts · #24