1er open de Corte
Open SwissStandard
60 players participated in this 5-round tournament, held from 06 Jun 2026 to 07 Jun 2026 in Corte, France. 3 titled players. Top 10 Elo average was 1939, and top seed was Matteo Ratier-Fontana (🇫🇷 FRA, CM, 2216).
Cerise Castagnerol (🇫🇷 FRA, 1906) won with 4.5/5, ahead of Helio Deladerriere (4.5) and Apollo Deladerriere (4.0). Castagnerol shared the lead from round 4, winning on tie-break.
The biggest upset came in round 4: Helio Deladerriere (1907) beat Matteo Ratier-Fontana (CM, 2216), a +309-point gap.
Location
🇫🇷Corte, France
Dates
06 Jun 2026 → 07 Jun 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Titled players · 3
CM×3
Federations · 1 represented
🇫🇷France×52
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsTight race until R5; 2 players tied at 4.5/5, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
Co-leaders
26
12
5
2
2
R5 · TIEBREAK CLUSTER
2 players finish on 4.5/5. Castagnerol takes the title on Buchholz Cut1 (14.0).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Helio Deladerriere drew with Cerise Castagnerol (Black).
WIN STREAKS · 2 top finishers
Helio Deladerriere 4 wins (R1–R4)Cerise Castagnerol 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Helio Deladerriere | * | ½ | — | — |
| 2Cerise Castagnerol | ½ | * | — | — |
| 3Saveriu Battesti | — | — | * | — |
| 4Camille Bastiani | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Castagnerol, Cerise | 1906 | FRA | +48B | +26N | +14B | +3N | =2B | 4.5 | 14.0 | 15.5 | 13.25 | 2067 | +38.4 |
| 2 | Deladerriere, Helio | 1907 | FRA | +36N | +50B | +13N | +4B | =1N | 4.5 | 13.5 | 14.5 | 12.25 | 2124 | +48.4 |
| 3 | Deladerriere, ApolloCM | 2063 | FRA | +49N | +15B | +8N | −1B | +19N | 4.0 | 14.5 | 15.5 | 11.00 | 1962 | -14.4 |
| 4 | Ratier-Fontana, MatteoCM | 2216 | FRA | +45B | +35N | +7B | −2N | +13B | 4.0 | 13.5 | 15.0 | 10.50 | 2078 | -10.6 |
| 5 | Paris, Romain | 1952 | FRA | =29B | +31N | +20B | +10N | =6B | 4.0 | 13.0 | 15.5 | 12.25 | 1900 | -1.2 |
| 6 | Battesti, Saveriu | 2005 | FRA | +41N | +28B | =10N | +18B | =5N | 4.0 | 13.0 | 15.0 | 11.25 | 1945 | -3.0 |
| 7 | Santelli, Paul Louis | 1837 | FRA | +38N | +11B | −4N | +30B | +15N | 4.0 | 13.0 | 15.0 | 11.00 | 1901 | +18.8 |
| 8 | Gerandi, Pierre-Marie | 1717 | FRA | +42N | +17B | −3B | +14N | +16B | 4.0 | 13.0 | 15.0 | 11.00 | 1822 | +20.4 |
| 9 | Bastiani, Camille | 1728 | FRA | +32B | −14N | +49B | +26N | +17B | 4.0 | 11.0 | 12.0 | 9.00 | 1732 | +0.8 |
| 10 | Savelli De Guido, Luccas | 1717 | FRA | +33B | +21N | =6B | −5B | +28N | 3.5 | 13.5 | 16.0 | 10.00 | 1833 | +31.2 |
| 11 | Barq, Matteu | 1509 | FRA | +58B | −7N | +33B | =12N | +35B | 3.5 | 12.0 | 12.0 | 6.25 | 1724 | +42.8 |
| 12 | Bertrand, Jean | 1681 | FRA | +39N | +53B | −25N | =11B | +27N | 3.5 | 11.0 | 12.0 | 7.25 | 1713 | +2.0 |
| 13 | Romeo Cervetti, Arsene | 1642 | FRA | +24N | +47B | −2B | +21N | −4N | 3.0 | 14.5 | 16.0 | 7.50 | 1689 | +1.6 |
| 14 | Costa, Mario | 1509 | FRA | +51N | +9B | −1N | −8B | +39N | 3.0 | 14.5 | 15.5 | 7.00 | 1690 | +33.2 |
| 15 | Bertrand, Felicien | 1572 | FRA | +23B | −3N | +37B | +32N | −7B | 3.0 | 13.5 | 15.5 | 7.50 | 1685 | +9.0 |
| 16 | Mattei, Jean-Charles | 0 | FRA | +19N | =18B | =22B | +35N | −8N | 3.0 | 13.0 | 15.0 | 8.00 | 1634 | 0.0 |
| 17 | Paris, Cyrille | 1496 | FRA | +54B | −8N | +39B | +22N | −9N | 3.0 | 13.0 | 14.0 | 6.00 | 1606 | +11.0 |
| 18 | Paris, Lisandre | 1646 | FRA | +40B | =16N | +29B | −6N | =20B | 3.0 | 12.5 | 14.5 | 7.50 | 1699 | +8.8 |
| 19 | Gil, Jean-Jacques | 1559 | FRA | −16B | +23N | +36B | +40N | −3B | 3.0 | 12.0 | 14.0 | 7.00 | 1737 | +11.8 |
| 20 | Macia, Sebastien | 1531 | FRA | =27N | +46B | −5N | +31B | =18N | 3.0 | 12.0 | 13.5 | 6.75 | 1596 | +1.6 |
| 21 | Bastiani, Olivier | 1494 | FRA | +57N | −10B | +24N | −13B | +40N | 3.0 | 11.5 | 11.5 | 5.00 | 1462 | -6.0 |
| 22 | Giovannoni, Pierre-Mathieu | 1570 | FRA | =46N | +27B | =16N | −17B | +36N | 3.0 | 10.5 | 12.0 | 6.75 | 1485 | -9.2 |
| 23 | De Jaegher, Luka | 0 | FRA | −15N | −19B | +51N | +38B | +41N | 3.0 | 10.0 | 11.0 | 5.00 | 1517 | 0.0 |
| 24 | Castagnerol, Ocean | 0 | FRA | −13B | +45N | −21B | +49N | +37B | 3.0 | 9.5 | 10.5 | 4.50 | 1538 | 0.0 |
| 25 | Guillemart, SergeCM | 2062 | FRA | +37B | +30N | +12B | F | F | 3.0 | 8.0 | 8.0 | 8.00 | 2468 | +5.0 |
| 26 | Rieu, Guillaume | 1519 | FRA | +52N | −1B | +42N | −9B | =33N | 2.5 | 13.0 | 14.0 | 4.25 | 1537 | -2.4 |
| 27 | Cesari, Lelia | 0 | FRA | =20B | −22N | +45B | +34N | −12B | 2.5 | 12.0 | 13.5 | 5.50 | 1573 | 0.0 |
| 28 | Macia, Chloe | 1552 | FRA | +43B | −6N | =48B | +29N | −10B | 2.5 | 12.0 | 13.5 | 5.25 | 1567 | -2.8 |
| 29 | Pietrelle, Christian | 1476 | FRA | =5N | +34B | −18N | −28B | +50N | 2.5 | 12.0 | 13.0 | 5.50 | 1638 | +19.2 |
| 30 | Gianni, Paul | 1552 | FRA | +44N | −25B | +38N | −7N | =32B | 2.5 | 11.5 | 13.5 | 5.25 | 1587 | -0.4 |
| 31 | Cesari, Pierre-Jean | 0 | FRA | =34N | −5B | +46N | −20N | +43B | 2.5 | 11.5 | 13.0 | 4.75 | 1419 | 0.0 |
| 32 | Mattei, Gabriel | 1449 | FRA | −9N | +52B | +50N | −15B | =30N | 2.5 | 10.5 | 11.5 | 3.25 | 1506 | +10.0 |
| 33 | Vincetti, Rose May | 1416 | FRA | −10N | +51B | −11N | +50B | =26B | 2.5 | 10.5 | 11.5 | 3.25 | 1479 | +10.4 |
| 34 | Costa, Laurent Jacques | 1594 | FRA | =31B | −29N | +47N | −27B | +46N | 2.5 | 9.0 | 10.5 | 4.25 | 676 | -26.4 |
| 35 | Giuntini, Gregory | 1580 | FRA | +55N | −4B | +41N | −16B | −11N | 2.0 | 12.5 | 13.5 | 3.00 | 1531 | -12.8 |
| 36 | Palmero Caselli, Ange | 1474 | FRA | −2B | +58N | −19N | +52B | −22B | 2.0 | 11.5 | 11.5 | 1.00 | 868 | -33.2 |
| 37 | Mattei, Paul Andre | 1483 | FRA | −25N | +55B | −15N | +47B | −24N | 2.0 | 10.5 | 11.5 | 2.50 | 928 | -18.4 |
| 38 | Filidori, Palina | 1458 | FRA | −7B | +54N | −30B | −23N | +52B | 2.0 | 10.5 | 11.5 | 2.00 | 895 | -18.4 |
| 39 | Cicerale Mariani, Pascal | 1410 | FRA | −12B | +59N | −17N | +53B | −14B | 2.0 | 10.5 | 10.5 | 1.00 | 1352 | -12.0 |
| 40 | Colonna D`istria, Don Roccu | 1402 | FRA | −18N | +57B | +53N | −19B | −21B | 2.0 | 10.0 | 10.0 | 1.00 | 1355 | -9.6 |
| 41 | Filidori, Eanna | 1478 | FRA | −6B | +60N | −35B | +55N | −23B | 2.0 | 10.0 | 10.0 | 1.00 | 929 | -17.6 |
| 42 | Moualek, Cynthia | 1446 | FRA | −8B | +56N | −26B | −43N | +57B | 2.0 | 9.5 | 9.5 | 1.00 | 818 | -22.8 |
| 43 | FIDE 652071600 | 0 | — | −28N | −49B | +57N | +42B | −31N | 2.0 | 8.0 | 8.0 | 2.00 | 1370 | 0.0 |
| 44 | FIDE 576032086 | 0 | — | −30B | −48N | −54B | +59N | +49B | 2.0 | 6.0 | 6.0 | 1.00 | 1378 | 0.0 |
| 45 | Tomasi, Ghjacumu Petru | 1487 | FRA | −4N | −24B | −27N | +51B | =47N | 1.5 | 11.0 | 12.0 | 1.75 | 1087 | -3.2 |
| 46 | Desmarescaux, Carl | 0 | FRA | =22B | −20N | −31B | +60N | −34B | 1.5 | 11.0 | 11.0 | 1.50 | 1292 | 0.0 |
| 47 | Colonna D`istria, Dominique | 0 | FRA | +56B | −13N | −34B | −37N | =45B | 1.5 | 9.0 | 10.0 | 1.75 | 1230 | 0.0 |
| 48 | Lamchachti, Karim | 1472 | FRA | −1N | +44B | =28N | F | F | 1.5 | 9.0 | 9.0 | 3.25 | 1519 | +1.2 |
| 49 | Tiebot, Jean-marc | 1486 | FRA | −3B | +43N | −9N | −24B | −44N | 1.0 | 13.0 | 15.0 | 2.00 | 1007 | -5.6 |
| 50 | Franchi, Ange Marie | 1520 | FRA | +60B | −2N | −32B | −33N | −29B | 1.0 | 12.0 | 12.0 | 0.00 | 762 | -75.6 |
| 51 | FIDE 560087641 | 0 | — | −14B | −33N | −23B | −45N | +60B | 1.0 | 10.0 | 10.0 | 0.00 | 671 | 0.0 |
| 52 | FIDE 527039374 | 0 | — | −26B | −32N | +59B | −36N | −38N | 1.0 | 9.0 | 9.0 | 0.00 | 675 | 0.0 |
| 53 | Gianni, Josephine | 1492 | FRA | +59B | −12N | −40B | −39N | −55B | 1.0 | 8.5 | 8.5 | 0.00 | 698 | -59.2 |
| 54 | Sueur, Dorian | 0 | FRA | −17N | −38B | +44N | F | F | 1.0 | 7.0 | 7.0 | 2.00 | 677 | 0.0 |
| 55 | FIDE 560059567 | 0 | — | −35B | −37N | F | −41B | +53N | 1.0 | 7.0 | 7.0 | 1.00 | 1315 | 0.0 |
| 56 | FIDE 576049345 | 0 | — | −47N | −42B | +60B | F | F | 1.0 | 3.5 | 3.5 | 0.00 | 646 | 0.0 |
| 57 | Zurletti, Barthelemy | 0 | FRA | −21B | −40N | −43B | F | −42N | 0.0 | 9.0 | 9.0 | 0.00 | 647 | 0.0 |
| 58 | FIDE 576049353 | 0 | — | −11N | −36B | F | F | F | 0.0 | 6.5 | 6.5 | 0.00 | 692 | 0.0 |
| 59 | FIDE 576049337 | 0 | — | −53N | −39B | −52N | −44B | F | 0.0 | 6.0 | 6.0 | 0.00 | 651 | 0.0 |
| 60 | Colonna-Pietrelle, Christie | 0 | FRA | −50N | −41B | −56N | −46B | −51N | 0.0 | 5.5 | 6.5 | 0.00 | 699 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Deladerriere, HelioFRA+48.44.5 pts · #1
- 2Barq, MatteuFRA+42.83.5 pts · #16
- 3Castagnerol, CeriseFRA+38.44.5 pts · #2
Top rating losers
- 1Franchi, Ange MarieFRA-75.61.0 pts · #45
- 2Gianni, JosephineFRA-59.21.0 pts · #58
- 3Palmero Caselli, AngeFRA-33.22.0 pts · #60
Biggest upsets
- R4+309 Elo gap
- R2+219 Elo gap
- R4+157 Elo gap