Open Retif 2025-26 (Championnat de la Loire Atlantique) r1-2

Open SwissStandard

91 players participated in this 2-round tournament, held from 29 Nov 2025 to 20 Dec 2025 in Chateaubriant, France. 2 federations represented. Top 10 Elo average was 1915, and top seed was Jean-Francois Vion (🇫🇷 FRA, 1973).

Gwenael Devaliere (🇫🇷 FRA, 1680) won with 2.0/2, ahead of Rayan Solomovici (2.0) and Jean-Francois Vion (2.0).

The biggest upset came in round 1: Etienne Garnier (1613) beat Emile Chalumeau (1814), a +201-point gap.

Location

🇫🇷Chateaubriant, France

Dates

29 Nov 2025 → 20 Dec 2025

Time control

Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1

System

Swiss · 2 rounds

Top seed

🇫🇷Jean-Francois Vion1973

Avg top 10

1,915

Participants

Federations · 2 represented

🇫🇷France×87

🇺🇦Ukraine×1

Top 3

🥇
Gwenael Devaliere
🇫🇷FRA·1680
2.0pts·2318perf+11.6
🥈
Rayan Solomovici
🇫🇷FRA·1712
2.0pts·2508perf+39.6
🥉
Jean-Francois Vion
🇫🇷FRA·1973
2.0pts·2414perf+4.2

Grille américaine

#	Player	Elo	Fed	R1	R2	Pts	Bu C1	Bu	SB	Perf	Δ
1	Devaliere, Gwenael	1680	FRA	+25B	+30N	2.0	1.0	2.0	2.00	2318	+11.6
2	Solomovici, Rayan	1712	FRA	+28N	+21B	2.0	1.0	2.0	2.00	2508	+39.6
3	Vion, Jean-Francois	1973	FRA	+57N	+29B	2.0	1.0	1.5	1.50	2414	+4.2
4	Bourdin, Jacky	1910	FRA	+71B	+26N	2.0	1.0	1.0	1.00	2459	+7.8
5	Chevreau, Gaetan	1695	FRA	+76B	+24N	2.0	1.0	1.0	1.00	2499	+40.4
6	Genereau, Thierry	1919	FRA	+75N	+23B	2.0	1.0	1.0	1.00	2442	+6.8
7	Kiyende Libata, Evan	1585	FRA	+65B	+22B	2.0	1.0	1.0	1.00	2249	+25.2
8	Gain, Florian	1840	FRA	+27N	+74B	2.0	1.0	1.0	1.00	2398	+4.0
9	Marquet, Daniel	1594	FRA	+66B	+58N	2.0	0.5	0.5	0.50	2385	+9.8
10	Lucas, Maeline	1640	FRA	+68B	+67N	2.0	0.0	0.0	0.00	2373	+16.2
11	Richard Bernal, Antoine	1664	FRA	+72N	+69B	2.0	0.0	0.0	0.00	2395	+16.0
12	Monfort, Lorick	1672	FRA	+70B	+73B	2.0	0.0	0.0	0.00	2315	+11.6
13	Odenman, Erik	1660	FRA	+32B	=18N	1.5	1.5	2.5	1.75	2008	+34.8
14	Primel, Dominique	1970	FRA	+36N	=15B	1.5	1.5	2.5	1.75	1853	-4.4
15	Malaplate, Tristan	1606	FRA	+34B	=14N	1.5	1.5	2.5	1.75	1992	+37.2
16	Daniel, Jean-Claude	1714	FRA	=17B	+35N	1.5	1.5	2.5	1.75	1605	-3.0
17	Riou, Pierre	1605	FRA	=16N	+59B	1.5	1.5	2.0	1.25	1791	+9.6
18	Brunelliere, Gilles	1950	FRA	+78N	=13B	1.5	1.5	1.5	0.75	1921	-2.0
19	Stephant, Erwan	1591	FRA	=60B	+33N	1.5	1.0	1.5	1.25	1779	+9.8
20	Ralay, Mathias	1624	FRA	+77N	=31B	1.5	1.0	1.0	0.50	1799	+18.0
21	Deruyter, Alain	1571	FRA	+41B	−2N	1.0	2.0	3.0	1.00	1687	+6.2
22	Zhang, Mael	0	FRA	+45B	−7N	1.0	2.0	3.0	1.00	1560	0.0
23	Garay, Louis	1574	FRA	+42B	−6N	1.0	2.0	3.0	1.00	1789	+10.2
24	Garnier, Elora	1565	FRA	+87N	−5B	1.0	2.0	2.0	0.00	1672	+5.6
25	Gayon, Pierre	1585	FRA	−1N	+82B	1.0	2.0	2.0	0.00	1554	-3.2
26	Garnier, Etienne	1613	FRA	+89N	−4B	1.0	2.0	2.0	0.00	1862	+12.2
27	Durand, Sylvain	0	FRA	−8B	+81N	1.0	2.0	2.0	0.00	1639	0.0
28	Martin, Didier	1844	FRA	−2B	+83N	1.0	2.0	2.0	0.00	1646	-10.0
29	Jehenne, Pierre	1621	FRA	+67B	−3N	1.0	2.0	2.0	0.00	1766	+12.0
30	Lelievre, Michel	1450	FRA	+88B	−1B	1.0	2.0	2.0	0.00	881	-4.2
31	Leturc, Hubert	1542	FRA	=39B	=20N	1.0	1.5	2.5	1.25	1635	+5.0
32	Schwarz, Gabriel	1681	FRA	−13N	+43B	1.0	1.5	2.5	1.00	860	-10.6
33	Gaudin, Roger	1494	FRA	+90N	−19B	1.0	1.5	1.5	0.00	1565	+3.8
34	Taquet, Alain	1628	FRA	−15N	+79B	1.0	1.5	1.5	0.00	1532	-5.2
35	Demeocq, Agathe	0	FRA	+85N	−16B	1.0	1.5	1.5	0.00	1597	0.0
36	Secher, Daniel	1712	FRA	−14B	+66N	1.0	1.5	1.5	0.00	1170	-3.6
37	Masseron, Thierry	1552	FRA	+44B	−38N	1.0	1.0	2.0	1.00	1596	+4.4
38	Goguely, Pierre	1752	FRA	−40N	+37B	1.0	1.0	2.0	1.00	1751	-0.2
39	Bernard, Jean-yves	1645	FRA	=31N	=57B	1.0	1.0	1.5	0.75	1575	-3.8
40	Galan, Francois	1950	FRA	+38B	F	1.0	1.0	1.0	1.00	2553	+5.0
41	Colas, Bruno	1661	FRA	−21N	+84N	1.0	1.0	1.0	0.00	1678	+1.0
42	Ravonjison, Alain	1658	FRA	−23N	+85B	1.0	1.0	1.0	0.00	1527	-14.0
43	McHangama, Omar	0	FRA	+?B	−32N	1.0	1.0	1.0	0.00	1573	0.0
44	Seyvet, Clara	1435	FRA	−37N	+80B	1.0	1.0	1.0	0.00	1586	+15.6
45	Lamy Blanquer, Nathan	1529	FRA	−22N	+77B	1.0	1.0	1.0	0.00	1536	+0.8
46	Antonov, Avgust	1575	FRA	=62B	=63N	1.0	0.5	1.0	0.50	1616	+2.4
47	Miermont, Gerard	1503	FRA	F	+61B	1.0	0.5	0.5	0.50	2439	+27.2
48	Giraud, Thierry	1814	FRA	+86B	F	1.0	0.0	0.0	0.00	2423	+5.0
49	Rustamova, Maryam	0	FRA	+?B	F	1.0	0.0	0.0	0.00	1595	0.0
50	Grimzin, Platon	1547	UKR	+79N	F	1.0	0.0	0.0	0.00	2257	+15.2
51	Achard, Joan	1561	FRA	+82B	F	1.0	0.0	0.0	0.00	2226	+12.8
52	Sauvaget, Romain	1702	FRA	+83B	F	1.0	0.0	0.0	0.00	2378	+13.2
53	Deyhim, Kamran	1597	FRA	F	+65N	1.0	0.0	0.0	0.00	2295	+7.2
54	Bosseboeuf, Ulysse	1574	FRA	+81B	F	1.0	0.0	0.0	0.00	2237	+12.8
55	Higonenq, Bastien	1554	FRA	+80N	F	1.0	0.0	0.0	0.00	2420	+24.0
56	Gayon, Benoit	1970	FRA	+84B	F	1.0	0.0	0.0	0.00	2584	+5.2
57	Le Goff, Patrick	1596	FRA	−3B	=39N	0.5	2.0	3.0	0.50	1616	-1.0
58	Martini, Lionel	1583	FRA	=61N	−9B	0.5	2.0	2.5	0.25	1424	-8.2
59	Michel, Sosthene	1481	FRA	=64B	−17N	0.5	1.5	2.0	0.25	805	-6.6
60	Guillevic-Haas, Colomban	1677	FRA	=19N	F	0.5	1.5	1.5	0.75	1592	-2.4
61	Chevalier, Esperance	1639	FRA	=58B	−47N	0.5	1.0	1.5	0.25	1351	-30.4
62	Primot, Solal	1612	FRA	=46N	F	0.5	1.0	1.0	0.50	1575	-2.4
63	Samios, Vasileios	1614	FRA	F	=46B	0.5	1.0	1.0	0.50	1575	-2.4
64	Achard, Dina	0	FRA	=59N	F	0.5	0.5	0.5	0.25	1481	0.0
65	Jeanneau, Philippe	1495	FRA	−7N	−53B	0.0	2.0	3.0	0.00	793	-29.2
66	Verdier, Jean-Louis	0	FRA	−9N	−36B	0.0	2.0	3.0	0.00	853	0.0
67	Le Menn, Bob	1558	FRA	−29N	−10B	0.0	2.0	3.0	0.00	831	-16.0
68	Petard, Samuel	1586	FRA	−10N	F	0.0	2.0	2.0	0.00	840	-8.4
69	Doucet, Fanny	0	FRA	−?B	−11N	0.0	2.0	2.0	0.00	838	-41.2
70	FIDE 527059669	0	—	−12N	−?B	0.0	2.0	2.0	0.00	873	0.0
71	Jonte Kamela, Erwan	1703	FRA	−4N	F	0.0	2.0	2.0	0.00	1110	-9.6
72	Salliou, Alexis	1595	FRA	−11B	F	0.0	2.0	2.0	0.00	864	-16.0
73	Kolendowicz, Udo	1515	FRA	F	−12N	0.0	2.0	2.0	0.00	873	-5.8
74	Caillebot, Albin	1598	FRA	F	−8N	0.0	2.0	2.0	0.00	1040	-8.0
75	Boubacar Hamani, Nathan	1708	FRA	−6B	F	0.0	2.0	2.0	0.00	1119	-9.2
76	Sudholt, Mario	1826	FRA	−5N	F	0.0	2.0	2.0	0.00	895	-13.6
77	Rougier, Philippe	1669	FRA	−20B	−45N	0.0	1.5	2.5	0.00	777	-25.0
78	Guihal, Patrick	1795	FRA	−18B	F	0.0	1.5	1.5	0.00	1150	-5.8
79	Paris, Franck	1453	FRA	−50B	−34N	0.0	1.0	2.0	0.00	788	-26.0
80	Arbellot, Benjamin	1619	FRA	−55B	−44N	0.0	1.0	2.0	0.00	695	-26.8
81	Prodhomme, Dominique	1437	FRA	−54N	−27B	0.0	1.0	2.0	0.00	771	-6.4
82	Bonnin, Jean Marc	1425	FRA	−51N	−25N	0.0	1.0	2.0	0.00	773	-24.4
83	Gaudet, David	1578	FRA	−52N	−28B	0.0	1.0	2.0	0.00	973	-10.2
84	Jean, Louis-Georges	1784	FRA	−56N	−41B	0.0	1.0	2.0	0.00	1016	-37.2
85	Solomovici, Nicolas	1480	FRA	−35B	−42N	0.0	1.0	2.0	0.00	858	-5.4
86	Marechal, Philippe	1628	FRA	−48N	F	0.0	1.0	1.0	0.00	1014	-5.0
87	Manteghi, Kian	1649	FRA	−24B	F	0.0	1.0	1.0	0.00	771	-24.4
88	FIDE 560025026	0	—	−30N	F	0.0	1.0	1.0	0.00	651	0.0
89	Chalumeau, Emile	1814	FRA	−26B	F	0.0	1.0	1.0	0.00	813	-15.2
90	Batou, Yves	1539	FRA	−33B	F	0.0	1.0	1.0	0.00	694	-22.4
91	FIDE 560061057	0	—	F	−?N	0.0	0.0	0.0	0.00	665	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Chevreau, GaetanFRA
+40.4
2.0 pts · #3
2Solomovici, RayanFRA
+39.6
2.0 pts · #7
3Malaplate, TristanFRA
+37.2
1.5 pts · #15

Top rating losers

1Doucet, FannyFRA
-41.2
0.0 pts · #69
2Jean, Louis-GeorgesFRA
-37.2
0.0 pts · #88
3Chevalier, EsperanceFRA
-30.4
0.5 pts · #58

Biggest upsets

R1+201 Elo gap
Garnier, Etienne1613 beat Chalumeau, Emile1814
R2+184 Elo gap
Seyvet, Clara1435 beat Arbellot, Benjamin1619
R2+140 Elo gap
Lamy Blanquer, Nathan1529 beat Rougier, Philippe1669