18e Open international de Plancoet - Tournoi C
Open SwissStandard
42 players participated in this 9-round tournament, held from 27 Jul 2025 to 01 Aug 2025 in Plancoet, France. 3 federations represented. Top 10 Elo average was 1575, and top seed was Youenn Le Meur (🇫🇷 FRA, 1675).
Martin Pounchou-Guilhamot (🇫🇷 FRA, 1616) won with 7.0/9, ahead of Gaspard Valnet (7.0) and Joy Van Dorsten (6.5). Pounchou-Guilhamot shared the lead from round 6, winning on tie-break.
The biggest upset came in round 7: Joan Minde (1416) beat Yoann Hubert (1552), a +136-point gap.
Location
🇫🇷Plancoet, France
Dates
27 Jul 2025 → 01 Aug 2025
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 9 rounds
Federations · 3 represented
🇫🇷France×37
🇧🇪Belgium×1
🇳🇱Netherlands×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsTight race until R8; 2 players tied at 7.0/9, decided on Buchholz.
Co-leaders
18
8
2
1
2
3
2
1
2
R8 · LEADER CHANGE01 Aug
Martin Pounchou-Guilhamot takes the sole lead (6.5/8).
R9 · TIEBREAK CLUSTER
2 players finish on 7.0/9. Pounchou-Guilhamot takes the title on Buchholz Cut1 (45.5).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Martin Pounchou-Guilhamot drew with Gaspard Valnet (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Martin Pounchou-Guilhamot | * | ½ | — | ½ |
| 2Gaspard Valnet | ½ | * | 1 | 0 |
| 3Joy Van Dorsten | — | 0 | * | 1 |
| 4Kyan Sanchez Taraj | ½ | 1 | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Pounchou-Guilhamot, Martin | 1616 | FRA | +17N | =12B | +14N | +19B | =2B | +8N | +5B | =6N | =4B | 7.0 | 45.5 | 50.0 | 37.75 | 1737 | +51.2 |
| 2 | Valnet, Gaspard | 1550 | FRA | +20N | +18B | +39N | +3B | =1N | =5N | +12B | −4B | +8N | 7.0 | 45.5 | 47.5 | 34.50 | 1730 | +73.6 |
| 3 | Van Dorsten, Joy | 1616 | NED | +30B | +4N | +10B | −2N | =8B | +7N | −6B | +5N | +13B | 6.5 | 47.5 | 51.0 | 35.25 | 1671 | +13.0 |
| 4 | Sanchez Taraj, Kyan | 1513 | FRA | +15N | −3B | −13N | +33B | +26N | +16B | +10B | +2N | =1N | 6.5 | 45.0 | 48.0 | 33.00 | 1548 | +9.6 |
| 5 | Valgres, Bernard | 1545 | FRA | +13B | +7N | =32N | +12B | +6N | =2B | −1N | −3B | +16N | 6.0 | 47.5 | 51.0 | 32.25 | 1639 | +19.8 |
| 6 | Piquard, Judikael | 1485 | FRA | +35B | +8N | =19N | +27B | −5B | =10N | +3N | =1B | =7N | 6.0 | 45.0 | 48.0 | 30.50 | 1650 | +72.0 |
| 7 | Gaudin, Roger | 1479 | FRA | +41N | −5B | +15N | +39B | =19N | −3B | +9N | +12N | =6B | 6.0 | 40.5 | 41.5 | 23.75 | 1469 | -1.8 |
| 8 | Bonnard, Yann-Julien | 1569 | FRA | +34N | −6B | +9N | +17B | =3N | −1B | +14N | +24B | −2B | 5.5 | 45.5 | 48.5 | 25.25 | 1558 | -3.2 |
| 9 | Sanchez Taraj, Arvin | 0 | FRA | =24B | +23N | −8B | +37N | −11B | +22N | −7B | +25N | +18N | 5.5 | 38.5 | 41.5 | 22.50 | 1495 | 0.0 |
| 10 | Bothorel, Patrick | 1543 | FRA | +28B | +16N | −3N | +34B | F | =6B | −4N | +27B | +24N | 5.5 | 38.5 | 38.5 | 22.50 | 1566 | +4.4 |
| 11 | Chaubet, Stephane | 1481 | FRA | +33N | −19B | +28N | =13B | +9N | −32B | −24B | +29N | +17N | 5.5 | 34.0 | 37.0 | 22.50 | 1447 | -6.4 |
| 12 | Minde, Heloise | 1510 | FRA | +26B | =1N | +24B | −5N | +22B | +13N | −2N | −7B | =14N | 5.0 | 44.5 | 48.5 | 23.50 | 1506 | -2.0 |
| 13 | Minde, Joan | 1416 | FRA | −5N | +41B | +4B | =11N | +18N | −12B | +19N | =17B | −3N | 5.0 | 43.0 | 44.0 | 21.50 | 1518 | +22.0 |
| 14 | Barreras, Alan | 1478 | FRA | =23B | +42N | −1B | =24N | =15B | +35N | −8B | +21N | =12B | 5.0 | 38.5 | 38.5 | 16.75 | 1355 | -25.2 |
| 15 | Morel, Marc | 0 | FRA | −4B | +30N | −7B | +25N | =14N | =18B | −17N | +33B | +34N | 5.0 | 37.0 | 40.0 | 18.25 | 1471 | 0.0 |
| 16 | Pouline, Yann | 0 | FRA | +?B | −10B | −18N | +29N | +28B | −4N | +25B | +34N | −5B | 5.0 | 36.5 | 36.5 | 14.00 | 1489 | 0.0 |
| 17 | Beaufreton, Thierry | 1445 | FRA | −1B | +26N | +25B | −8N | −21B | +39N | +15B | =13N | −11B | 4.5 | 40.5 | 42.5 | 17.50 | 1367 | -11.2 |
| 18 | Van Nedervelde, Antoine | 1480 | BEL | +21B | −2N | +16B | =22N | −13B | =15N | =29B | +28N | −9B | 4.5 | 40.0 | 43.5 | 19.50 | 1274 | -42.8 |
| 19 | Hubert, Yoann | 1552 | FRA | +29B | +11N | =6B | −1N | =7B | =21N | −13B | +20N | — | 4.5 | 38.5 | 42.0 | 21.75 | 1530 | -8.0 |
| 20 | Dautheville, Eric | 1435 | FRA | −2B | +21N | −27B | =28N | −25B | +37N | +22B | −19B | +38N | 4.5 | 35.0 | 38.0 | 16.75 | 1277 | -19.6 |
| 21 | Hamerel Hue, Meven | 0 | FRA | −18N | −20B | +36N | +42B | +17N | =19B | −27N | −14B | +29B | 4.5 | 33.5 | 33.5 | 13.25 | 1378 | 0.0 |
| 22 | Lefeuvre, Francoise | 1464 | FRA | −32N | +36B | +33N | =18B | −12N | −9B | −20N | +37B | +28B | 4.5 | 32.5 | 35.5 | 14.75 | 1205 | -23.4 |
| 23 | Pillot, Jaouen | 0 | FRA | =14N | −9B | +?N | F | −34B | −29N | +31B | +30B | +35N | 4.5 | 27.0 | 27.0 | 12.50 | 1484 | 0.0 |
| 24 | Menez, Jean-Pierre | 1497 | FRA | =9N | +37B | −12N | =14B | F | +27B | +11N | −8N | −10B | 4.0 | 39.0 | 39.0 | 17.75 | 1460 | -6.2 |
| 25 | Muller-Moingt, Julia | 1544 | FRA | +38N | −39B | −17N | −15B | +20N | +26B | −16N | −9B | +33N | 4.0 | 34.5 | 36.5 | 14.50 | 1448 | -6.0 |
| 26 | Paugam, Marie-Laure | 0 | FRA | −12N | −17B | +30B | +31N | −4B | −25N | −37B | +?N | +36B | 4.0 | 33.0 | 33.0 | 10.00 | 1438 | +1.6 |
| 27 | Goues, Jean-Louis | 1522 | FRA | +36B | −32B | +20N | −6N | +39B | −24N | +21B | −10N | — | 4.0 | 31.0 | 33.0 | 14.00 | 1288 | -29.2 |
| 28 | Frappin, Ameline | 0 | FRA | −10N | +?N | −11B | =20B | −16N | +33B | +30N | −18B | −22N | 3.5 | 36.0 | 36.0 | 8.75 | 1372 | 0.0 |
| 29 | Delage, Helene | 1436 | FRA | −19N | −33B | +41N | −16B | +40N | +23B | =18N | −11B | −21N | 3.5 | 33.5 | 34.5 | 9.75 | 1231 | -14.4 |
| 30 | Cresswell, Mary-Jane | 1443 | FRA | −3N | −15B | −26N | +38B | +41B | +36N | −28B | −23N | =31B | 3.5 | 33.0 | 34.0 | 8.75 | 1384 | -2.8 |
| 31 | Buchon, Didier | 1538 | FRA | −39N | +38B | −34N | −26B | −33N | +40B | −23N | +41B | =30N | 3.5 | 25.0 | 26.0 | 7.75 | 1242 | -31.2 |
| 32 | Le Meur, Youenn | 1675 | FRA | +22B | +27N | =5B | F | F | +11N | — | — | — | 3.5 | 20.0 | 20.0 | 17.00 | 1838 | +11.8 |
| 33 | Willemin, Thibault | 0 | FRA | −11B | +29N | −22B | −4N | +31B | −28N | +39B | −15N | −25B | 3.0 | 36.0 | 38.0 | 9.00 | 1363 | 0.0 |
| 34 | Kiecken, Yvon | 1438 | FRA | −8B | +35N | +31B | −10N | +23N | F | F | −16B | −15B | 3.0 | 32.0 | 32.0 | 11.00 | 1425 | 0.0 |
| 35 | Tahar-Chaouch, Fouzia | 0 | FRA | −6N | −34B | +38N | F | +37B | −14B | F | +36N | −23B | 3.0 | 27.5 | 27.5 | 9.00 | 663 | 0.0 |
| 36 | Jan, Elisabeth | 0 | FRA | −27N | −22N | −21B | +?B | +42N | −30B | +38N | −35B | −26N | 3.0 | 26.5 | 26.5 | 3.00 | 1280 | 0.0 |
| 37 | Guechchati, Shady | 0 | FRA | F | −24N | +42B | −9B | −35N | −20B | +26N | −22N | +?B | 3.0 | 25.5 | 25.5 | 4.00 | 1274 | -69.6 |
| 38 | Brongniart, Alexandre | 0 | FRA | −25B | −31N | −35B | −30N | +?B | +41N | −36B | +39N | −20B | 3.0 | 24.5 | 24.5 | 3.00 | 1238 | 0.0 |
| 39 | Guihal, Nathalie | 0 | FRA | +31B | +25N | −2B | −7N | −27N | −17B | −33N | −38B | F | 2.0 | 35.0 | 35.0 | 7.50 | 1382 | 0.0 |
| 40 | FIDE 80472672 | 0 | — | F | F | F | F | −29B | −31N | −?B | +42N | +41N | 2.0 | 8.0 | 8.0 | 1.00 | 680 | 0.0 |
| 41 | FIDE 544095805 | 0 | — | −7B | −13N | −29B | F | −30N | −38B | +42N | −31N | −40B | 1.0 | 26.5 | 26.5 | 0.00 | 663 | 0.0 |
| 42 | FIDE 527061108 | 0 | — | F | −14B | −37N | −21N | −36B | −?N | −41B | −40B | F | 0.0 | 20.5 | 20.5 | 0.00 | 672 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Valnet, GaspardFRA+73.67.0 pts · #3
- 2Piquard, JudikaelFRA+72.06.0 pts · #4
- 3Pounchou-Guilhamot, MartinFRA+51.27.0 pts · #1
Top rating losers
- 1Guechchati, ShadyFRA-69.63.0 pts · #32
- 2Van Nedervelde, AntoineBEL-42.84.5 pts · #34
- 3Buchon, DidierFRA-31.23.5 pts · #35
Biggest upsets
- R7+136 Elo gap
- R7+131 Elo gap