Cork Congress 2025 - Majors
Open SwissStandard
72 players participated in this 5-round tournament, held from 03 Oct 2025 to 05 Oct 2025 in Clayton Hotel Cork City, 10 Lapp's Quay, Cork, T12 RD6E, Ireland. 8 federations represented. Top 10 Elo average was 0.
Aiden Thomas Boby (🇮🇪 IRL, 0) won with 4.5/5, ahead of Ross Du Berry (4.5) and Kenny Perkin (4.0). Thomas Boby shared the lead from round 3, winning on tie-break.
Location
🇮🇪Clayton Hotel Cork City, 10 Lapp's Quay, Cork, T12 RD6E, Ireland
Dates
03 Oct 2025 → 05 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Avg top 10
0
Participants
72
Federations · 8 represented
🇮🇪Ireland×61
🇹🇷Turkiye×1
🇳🇱Netherlands×1
🇬🇧England×1
🇭🇷Croatia×1
🇷🇴Romania×1
🇨🇭Switzerland×1
🇪🇸Spain×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsTight race until R5; 2 players tied at 4.5/5, decided on Buchholz.
Co-leaders
26
8
3
1
2
R5 · TIEBREAK CLUSTER
2 players finish on 4.5/5. Thomas Boby takes the title on Buchholz Cut1 (14.0).
WIN STREAKS · 2 top finishers
Ross Du Berry 3 wins (R1–R3)Aiden Thomas Boby 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Ross Du Berry | * | — | — | — |
| 2Aiden Thomas Boby | — | * | 1 | — |
| 3Kenny Perkin | — | 0 | * | — |
| 4Padraig Hughes | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Thomas Boby, Aiden | 0 | IRL | +64B | +25N | +3B | +6N | =4B | 4.5 | 14.0 | 15.0 | 13.00 | 2061 | +49.2 |
| 2 | Du Berry, Ross | 0 | IRL | +26B | +41N | +15B | =4N | +7B | 4.5 | 13.5 | 15.5 | 13.50 | 2092 | +26.8 |
| 3 | Perkin, Kenny | 0 | IRL | +54N | +11B | −1N | +21B | +20N | 4.0 | 14.0 | 15.5 | 11.00 | 1921 | +23.6 |
| 4 | Arun, Rahul | 0 | IRL | +56N | +54B | +68N | =2B | =1N | 4.0 | 12.0 | 12.5 | 8.00 | 1802 | +18.8 |
| 5 | Hughes, Padraig | 0 | IRL | =30B | =9N | +41B | +39N | +29B | 4.0 | 11.0 | 13.0 | 10.00 | 1902 | +6.2 |
| 6 | Steiner, Remo | 0 | SUI | +19N | =8B | +22N | −1B | +27N | 3.5 | 14.0 | 16.5 | 10.25 | 1801 | +2.4 |
| 7 | Heron, Lorcan | 0 | IRL | =14N | +31B | +18N | +27B | −2N | 3.5 | 13.5 | 16.0 | 9.75 | 1924 | +19.2 |
| 8 | Bayrak, Beril | 0 | TUR | +44B | =6N | =10N | +23B | =13N | 3.5 | 13.5 | 15.5 | 10.25 | 1791 | +7.4 |
| 9 | Moore, Fiachra | 0 | IRL | =31N | =5B | +55N | =16B | +28N | 3.5 | 12.5 | 14.0 | 9.00 | 1833 | +19.6 |
| 10 | Cawston, M John | 0 | ENG | +57B | =17N | =8B | =25N | +33B | 3.5 | 11.5 | 13.0 | 8.50 | 1696 | -6.8 |
| 11 | O`neill, Matthew | 0 | IRL | +72B | −3N | +38B | =32N | +25B | 3.5 | 11.5 | 11.5 | 6.25 | 1745 | +4.4 |
| 12 | Purcell, Kyle | 0 | IRL | +58N | −18B | =19N | +22B | +42N | 3.5 | 11.0 | 12.5 | 8.00 | 1729 | -19.6 |
| 13 | Verlekar, Vivaan | 0 | IRL | =68B | +30N | =17B | +43N | =8B | 3.5 | 11.0 | 11.5 | 8.00 | 1889 | +21.2 |
| 14 | Doyle, Jonathan | 0 | IRL | =7B | −29N | +65B | +61N | +17B | 3.5 | 10.5 | 11.5 | 7.25 | 1751 | 0.0 |
| 15 | Hackett, Len | 0 | IRL | +66N | +55B | −2N | =28B | +48N | 3.5 | 10.5 | 11.5 | 5.75 | 1833 | +8.8 |
| 16 | Biswal, Saiansh | 0 | IRL | +36B | −57N | +67B | =9N | +26B | 3.5 | 10.0 | 11.0 | 7.75 | 1985 | +59.6 |
| 17 | Foran, Barry | 0 | IRL | +20N | =10B | =13N | +18B | −14N | 3.0 | 13.5 | 16.5 | 9.50 | 1969 | +29.8 |
| 18 | McGrady, Seth | 0 | IRL | +63B | +12N | −7B | −17N | +32B | 3.0 | 12.5 | 14.0 | 7.50 | 1744 | -2.0 |
| 19 | Kardkovacs, Akos | 0 | IRL | −6B | +34N | =12B | +38N | =49B | 3.0 | 12.0 | 14.0 | 7.75 | 1709 | +1.6 |
| 20 | Marshall, Roy | 0 | IRL | −17B | +59N | +42B | +45N | −3B | 3.0 | 11.0 | 12.5 | 5.50 | 1704 | -4.4 |
| 21 | Duignan, Maurice | 0 | IRL | =65B | +53N | =26B | −3N | +50B | 3.0 | 10.5 | 11.5 | 5.75 | 1735 | +16.0 |
| 22 | Aziz, Miro | 0 | IRL | +60B | +64N | −6B | −12N | +41B | 3.0 | 10.5 | 11.5 | 4.50 | 1755 | 0.0 |
| 23 | Koczynski, Adam | 0 | IRL | =33B | +47N | =57B | −8N | +43B | 3.0 | 10.0 | 11.5 | 6.00 | 1686 | 0.0 |
| 24 | O`rourke, Alex | 0 | IRL | −55N | −27B | +40B | +67N | +46N | 3.0 | 8.5 | 9.5 | 5.50 | 1535 | -33.2 |
| 25 | O`hallahan, Mark | 0 | IRL | +35N | −1B | +51N | =10B | −11N | 2.5 | 14.0 | 16.0 | 6.25 | 1763 | 0.0 |
| 26 | Ranade, Akshay | 0 | IRL | −2N | +28B | =21N | +60B | −16N | 2.5 | 13.5 | 15.0 | 5.50 | 1591 | -29.6 |
| 27 | Tornero Campa, Aurelio | 0 | ESP | +50B | +24N | =29B | −7N | −6B | 2.5 | 12.5 | 14.5 | 6.25 | 1731 | +9.2 |
| 28 | Mariya Boby, Angel | 0 | IRL | +47B | −26N | +30B | =15N | −9B | 2.5 | 12.0 | 14.0 | 6.25 | 1655 | +6.4 |
| 29 | O`gorman, Brendan | 0 | IRL | F | +14B | =27N | +46B | −5N | 2.5 | 12.0 | 12.0 | 6.75 | 1712 | 0.0 |
| 30 | Machowski, Hubert | 0 | IRL | =5N | −13B | −28N | +66B | +60N | 2.5 | 11.5 | 12.5 | 4.50 | 1647 | -17.6 |
| 31 | Johannesson, Bjorn | 0 | NED | =9B | −7N | =34B | +70N | =45B | 2.5 | 11.5 | 12.0 | 4.50 | 1686 | -0.2 |
| 32 | Bhattacharjee Krish | 0 | IRL | −42N | +37B | +66N | =11B | −18N | 2.5 | 11.0 | 12.0 | 5.25 | 1805 | +42.4 |
| 33 | Carr, Sean | 0 | IRL | =23N | =49B | =35N | +68B | −10N | 2.5 | 11.0 | 11.5 | 4.25 | 1592 | 0.0 |
| 34 | Patil, Vihan | 0 | IRL | +37N | −19B | =31N | −42B | +58N | 2.5 | 10.0 | 11.5 | 5.25 | 1789 | +39.2 |
| 35 | Minihane, Dylan | 0 | IRL | −25B | =39N | =33B | +65N | =36B | 2.5 | 10.0 | 11.0 | 4.75 | 1766 | +6.0 |
| 36 | Rerot, Pierre | 0 | IRL | −16N | +69B | =48N | =56B | =35N | 2.5 | 9.5 | 10.0 | 3.50 | 1630 | -2.6 |
| 37 | Melay, James | 0 | IRL | −34B | −32N | +52B | +44N | =56N | 2.5 | 9.0 | 10.5 | 4.75 | 807 | -46.4 |
| 38 | Miranda, Carls | 0 | IRL | +71N | =66B | −11N | −19B | +59B | 2.5 | 9.0 | 9.0 | 2.00 | 1609 | 0.0 |
| 39 | Scully, Eoin | 0 | IRL | +69N | =35B | +58N | −5B | — | 2.5 | 8.0 | 8.5 | 3.25 | 1820 | +16.8 |
| 40 | O`driscoll, Ryan | 0 | IRL | −45N | +71B | −24N | =54B | +68N | 2.5 | 7.0 | 7.0 | 1.25 | 896 | 0.0 |
| 41 | O`sullivan, Oisin | 0 | IRL | +51N | −2B | −5N | +53B | −22N | 2.0 | 13.5 | 15.5 | 4.00 | 1760 | +7.0 |
| 42 | Kempf, Jed | 0 | IRL | +32B | F | −20N | +34N | −12B | 2.0 | 11.5 | 11.5 | 5.00 | 1702 | 0.0 |
| 43 | Bregazzi, Tony | 0 | IRL | =49N | =48B | +62N | −13B | −23N | 2.0 | 10.5 | 12.0 | 3.50 | 1535 | -21.6 |
| 44 | O`hallahan, Donal | 0 | IRL | −8N | =45B | =46N | −37B | +65N | 2.0 | 10.0 | 11.0 | 3.00 | 1584 | 0.0 |
| 45 | Goodfellow, Ruarai | 0 | IRL | +40B | =44N | F | −20B | =31N | 2.0 | 10.0 | 10.0 | 4.75 | 1523 | -6.6 |
| 46 | Balunovic, Frane | 0 | CRO | =53B | +52N | =44B | −29N | −24B | 2.0 | 9.5 | 11.5 | 4.00 | 1476 | -18.4 |
| 47 | Walton, Josh | 0 | IRL | −28N | −23B | +69N | =51B | =52N | 2.0 | 9.5 | 10.0 | 2.50 | 1669 | 0.0 |
| 48 | Sloan, Cecil | 0 | IRL | F | =43N | =36B | +59N | −15B | 2.0 | 9.5 | 9.5 | 3.75 | 1691 | +10.4 |
| 49 | Palihawadana, Aken Pinitha | 0 | IRL | =43B | =33N | =59B | F | =19N | 2.0 | 9.0 | 10.5 | 4.50 | 1680 | +12.4 |
| 50 | Crean, Conor | 0 | IRL | −27N | −62B | +71N | +55B | −21N | 2.0 | 8.5 | 8.5 | 1.50 | 1542 | -5.6 |
| 51 | Wieczorek, Jarek | 0 | IRL | −41B | +63N | −25B | =47N | =61B | 2.0 | 8.0 | 9.5 | 3.25 | 1474 | -32.0 |
| 52 | Holmes, Steven | 0 | IRL | =61N | −46B | −37N | +64N | =47B | 2.0 | 8.0 | 9.0 | 2.75 | 1577 | 0.0 |
| 53 | Kelly, James | 0 | IRL | =46N | −21B | =64B | −41N | +67B | 2.0 | 8.0 | 9.0 | 2.50 | 1489 | -21.6 |
| 54 | FIDE 2543010 | 0 | — | −3B | −4N | +63B | =40N | F | 1.5 | 12.0 | 13.5 | 2.75 | 912 | 0.0 |
| 55 | Lucey, John | 0 | IRL | +24B | −15N | −9B | −50N | =70B | 1.5 | 12.0 | 12.5 | 3.25 | 1537 | -38.8 |
| 56 | Poklonskyi, Yaroslav | 0 | IRL | −4B | F | =60N | =36N | =37B | 1.5 | 10.5 | 10.5 | 3.25 | 1521 | 0.0 |
| 57 | FIDE 2543036 | 0 | — | −10N | +16B | =23N | F | — | 1.5 | 10.0 | 12.0 | 5.00 | 1705 | 0.0 |
| 58 | Syms, Thomas | 0 | IRL | −12B | +67N | −39B | =62N | −34B | 1.5 | 10.0 | 11.0 | 1.75 | 905 | -63.2 |
| 59 | Lynch, Denis | 0 | IRL | +62N | −20B | =49N | −48B | −38N | 1.5 | 9.5 | 11.0 | 2.50 | 1374 | -44.0 |
| 60 | Corcoran, Paddy | 0 | IRL | −22N | +70B | =56B | −26N | −30B | 1.5 | 9.5 | 10.0 | 1.25 | 1550 | 0.0 |
| 61 | Ward, Eimhin | 0 | IRL | =52B | =65N | F | −14B | =51N | 1.5 | 8.5 | 8.5 | 2.50 | 1693 | +6.0 |
| 62 | Hayden, Rory | 0 | IRL | −59B | +50N | −43B | =58B | F | 1.5 | 7.0 | 8.5 | 2.75 | 1575 | 0.0 |
| 63 | Walschus, Uwe | 0 | GER | −18N | −51B | −54N | +71B | =69B | 1.5 | 7.0 | 7.0 | 0.25 | 1443 | 0.0 |
| 64 | O`brien, Jer | 0 | IRL | −1N | −22B | =53N | −52B | =66N | 1.0 | 11.5 | 12.5 | 1.50 | 1564 | -22.0 |
| 65 | Jagic, Karlo | 0 | IRL | =21N | =61B | −14N | −35B | −44B | 1.0 | 11.0 | 12.5 | 2.25 | 1555 | -8.4 |
| 66 | Bermingham, Adam D. | 0 | IRL | −15B | =38N | −32B | −30N | =64B | 1.0 | 11.0 | 12.0 | 1.75 | 1377 | -29.4 |
| 67 | O`callaghan, Michael | 0 | IRL | +70N | −58B | −16N | −24B | −53N | 1.0 | 10.0 | 10.5 | 0.50 | 1407 | 0.0 |
| 68 | Creedon, David | 0 | IRL | =13N | F | −4B | −33N | −40B | 0.5 | 12.5 | 12.5 | 1.75 | 1508 | 0.0 |
| 69 | Kelly, Ronan | 0 | IRL | −39B | −36N | −47B | F | =63N | 0.5 | 8.5 | 8.5 | 0.75 | 857 | -34.8 |
| 70 | Dimitrov, Nikolai | 0 | IRL | −67B | −60N | F | −31B | =55N | 0.5 | 6.5 | 6.5 | 0.75 | 1493 | -4.4 |
| 71 | FIDE 2528339 | 0 | — | −38B | −40N | −50B | −63N | F | 0.0 | 8.5 | 8.5 | 0.00 | 782 | 0.0 |
| 72 | Nagy, Raul-Sebastian | 0 | ROU | −11N | F | — | — | — | 0.0 | 3.5 | 4.0 | 0.00 | 919 | -12.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Biswal, SaianshIRL+59.63.5 pts · #18
- 2Thomas Boby, AidenIRL+49.24.5 pts · #5
- 3Bhattacharjee KrishIRL+42.42.5 pts · #12
Top rating losers
- 1Syms, ThomasIRL-63.21.5 pts · #70
- 2Melay, JamesIRL-46.42.5 pts · #68
- 3Lynch, DenisIRL-44.01.5 pts · #62