XIX Trophee International de Lyon 2025 open A (elo p1800)
28 players participated in this 9-round tournament, held from 26 Dec 2025 to 30 Dec 2025 in Lyon, France. 5 titled players from 6 federations. Top 10 Elo average was 2172, and top seed was Phileas Mathieu (🇫🇷 FRA, IM, 2363).
Phileas Mathieu (🇫🇷 FRA, IM, 2363) won with 7.0/9, ahead of Ethan Saya (7.0) and Yohan Benitah (6.5). Mathieu shared the lead from round 7, winning on tie-break.
The biggest upset came in round 2: Noushith S A (1662) beat Elian Gibaud (2128), a +466-point gap.
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How it unfolded
Top 6 · 9 roundsTight race until R3; 2 players tied at 7.0/9, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
FM Baptiste Lissillour takes the sole lead (5.0/6).
2 players finish on 7.0/9. Mathieu takes the title on Buchholz Cut1 (44.0).
IM Phileas Mathieu beat FM Ethan Saya (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1IMPhileas Mathieu | * | 1 | ½ | — |
| 2FMEthan Saya | 0 | * | ½ | — |
| 3IMYohan Benitah | ½ | ½ | * | ½ |
| 4Raphael Lalitte | — | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mathieu, PhileasIM | 2363 | FRA | +17B | +12N | +19B | =3N | +2B | −4N | +7B | =6N | +9B | 7.0 | 44.0 | 47.5 | 35.50 | 2342 | 0.0 |
| 2 | Saya, EthanFM | 2275 | FRA | +20B | +25N | =3B | +7N | −1N | +10B | =8N | +4B | +12B | 7.0 | 43.0 | 45.5 | 32.75 | 2334 | +16.2 |
| 3 | Benitah, YohanIM | 2329 | FRA | +15N | +13B | =2N | =1B | +14B | =7N | +4B | =5N | =6B | 6.5 | 46.0 | 50.5 | 35.25 | 2283 | -2.1 |
| 4 | Lissillour, BaptisteFM | 2237 | FRA | F | +16B | +5N | +10N | +11B | +1B | −3N | −2N | +7B | 6.0 | 46.0 | 46.0 | 32.50 | 2322 | +19.8 |
| 5 | Lalitte, Raphael | 1973 | FRA | =22B | +9N | −4B | +16N | −7B | +19N | +15B | =3B | +14N | 6.0 | 39.5 | 42.5 | 26.75 | 2113 | +66.0 |
| 6 | Gibaud, Elian | 2128 | FRA | +11B | −19N | −7B | +20N | +9B | =8B | +14N | =1B | =3N | 5.5 | 41.5 | 45.0 | 27.25 | 2128 | +5.2 |
| 7 | Nortier, Julien | 2133 | FRA | +18N | =8B | +6N | −2B | +5N | =3B | −1N | +10B | −4N | 5.0 | 48.0 | 52.0 | 26.25 | 2196 | +14.2 |
| 8 | Grose, Kameron | 1986 | ENG | +26B | =7N | =10B | =19N | +15B | =6N | =2B | −9N | =11B | 5.0 | 40.5 | 43.0 | 22.50 | 2046 | +16.4 |
| 9 | Fayel, Nicolas | 2063 | FRA | =16N | −5B | =21N | +18B | −6N | +27B | +13N | +8B | −1N | 5.0 | 40.5 | 41.0 | 18.50 | 2053 | -3.0 |
| 10 | El Mchaouri Mas, YounesCM | 2115 | FRA | +14N | +21B | =8N | −4B | +19B | −2N | =17B | −7N | +18N | 5.0 | 39.0 | 42.5 | 20.00 | 2039 | -14.4 |
| 11 | Boullu, Thomas | 1927 | FRA | −6N | +28N | +12B | +13B | −4N | =14B | −18N | +17B | =8N | 5.0 | 39.0 | 39.0 | 18.75 | 2071 | +33.4 |
| 12 | Bernard, Clarence | 2007 | FRA | +24N | −1B | −11N | +25B | −13N | +21B | +16N | +18B | −2N | 5.0 | 38.5 | 41.0 | 17.00 | 2034 | +8.4 |
| 13 | Tarnovetskyi, Roman | 2066 | UKR | +27B | −3N | +25B | −11N | +12B | −15N | −9B | +22N | +17N | 5.0 | 35.5 | 36.0 | 15.00 | 2008 | -26.0 |
| 14 | Titov, Dmitrii | 1921 | SUI | −10B | +17N | +20B | +23B | −3N | =11N | −6B | +15N | −5B | 4.5 | 40.0 | 43.0 | 17.50 | 2036 | +25.8 |
| 15 | Caer, Remy | 1948 | FRA | −3B | =27N | +22B | +21N | −8N | +13B | −5N | −14B | +24B | 4.5 | 36.0 | 36.5 | 14.25 | 1947 | -1.8 |
| 16 | Chalancon, Antoine | 1915 | FRA | =9B | −4N | +27B | −5B | =23N | +26N | −12B | =19N | +21B | 4.5 | 34.5 | 35.0 | 12.25 | 1935 | +4.8 |
| 17 | Coudene, Martin | 1953 | FRA | −1N | −14B | =24N | +26N | +20B | +23B | =10N | −11N | −13B | 4.0 | 35.5 | 38.0 | 12.75 | 1951 | -2.6 |
| 18 | Deboosere, Adam Moussa | 1940 | ALG | −7B | −26N | +28B | −9N | +22B | +24N | +11B | −12N | −10B | 4.0 | 33.0 | 33.0 | 10.50 | 1906 | -7.8 |
| 19 | Noushith S A | 1662 | IND | F | +6B | −1N | =8B | −10N | −5B | =21N | =16B | +25N | 3.5 | 39.0 | 39.0 | 14.50 | 1916 | +90.0 |
| 20 | Hogan, Nawzad | 1946 | FRA | −2N | +24B | −14N | −6B | −17N | =25B | +27N | =23B | =26N | 3.5 | 31.5 | 32.0 | 7.00 | 1882 | -18.0 |
| 21 | Nguyen, Edouard | 1770 | FRA | +28B | −10N | =9B | −15B | +27N | −12N | =19B | =24N | −16N | 3.5 | 30.5 | 30.5 | 6.00 | 1856 | +34.0 |
| 22 | Mouradian, Ichrhan | 1699 | FRA | =5N | −23B | −15N | =24B | −18N | F | +26B | −13B | +27N | 3.0 | 28.0 | 28.0 | 7.25 | 1847 | +50.8 |
| 23 | Sellami, MHamed | 2011 | FRA | −25B | +22N | +26B | −14N | =16B | −17N | −24B | =20N | F | 3.0 | 27.0 | 27.0 | 9.50 | 1774 | -50.8 |
| 24 | Chauvin, Denis | 1825 | SUI | −12B | −20N | =17B | =22N | F | −18B | +23N | =21B | −15N | 2.5 | 30.5 | 30.5 | 8.25 | 1769 | -12.0 |
| 25 | Melkumyan, David | 1841 | FRA | +23N | −2B | −13N | −12N | −26B | =20N | F | +27B | −19B | 2.5 | 30.0 | 30.0 | 5.25 | 1813 | -15.6 |
| 26 | Gong, Alex | 1785 | FRA | −8N | +18B | −23N | −17B | +25N | −16B | −22N | F | =20B | 2.5 | 29.5 | 29.5 | 8.25 | 1774 | -6.8 |
| 27 | Cara, Jean-Marc | 1920 | FRA | −13N | =15B | −16N | F | −21B | −9N | −20B | −25N | −22B | 0.5 | 31.5 | 31.5 | 2.25 | 1462 | -145.2 |
| 28 | L'hermitte, Emmanuel | 1983 | FRA | −21N | −11B | −18N | F | F | F | F | F | F | 0.0 | 12.5 | 12.5 | 0.00 | 1079 | -38.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Noushith S AIND+90.03.5 pts · #20
- 2Lalitte, RaphaelFRA+66.06.0 pts · #4
- 3Mouradian, IchrhanFRA+50.83.0 pts · #23
- 1Cara, Jean-MarcFRA-145.20.5 pts · #27
- 2Sellami, MHamedFRA-50.83.0 pts · #22
- 3L'hermitte, EmmanuelFRA-38.20.0 pts · #28
- R2+466 Elo gap
- R9+221 Elo gap
- R1+213 Elo gap