8eme Open des Herbiers Tournoi A (1800-2399)

Open SwissStandard

32 players participated in this 5-round tournament, held from 03 Jan 2026 to 04 Jan 2026 in Les Herbiers, France. 6 titled players from 3 federations. Top 10 Elo average was 2193, and top seed was Senthil Maran K (🇮🇳 IND, IM, 2331).

David Lacan Rus (🇫🇷 FRA, FM, 2314) won with 4.0/5, ahead of Senthil Maran K (4.0) and Robin Midy (4.0). Lacan Rus shared the lead from round 3, winning on tie-break.

The biggest upset came in round 3: Loriane Lebret (1831) beat Clement Picard (2085), a +254-point gap.

Location

🇫🇷Les Herbiers, France

Dates

03 Jan 2026 → 04 Jan 2026

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 5 rounds

Top seed

🇮🇳IMSenthil Maran K2331

Avg top 10

2,193

Participants

Titled players · 6

IM×3

FM×2

CM×1

Federations · 3 represented

🇫🇷France×30

🇷🇴Romania×1

🇮🇳India×1

Top 3

🥇
FMDavid Lacan Rus
🇫🇷FRA·2314
4.0pts·2400perf+6.0
🥈
IMSenthil Maran K
🇮🇳IND·2331
4.0pts·2363perf+3.3
🥉
CMRobin Midy
🇫🇷FRA·2190
4.0pts·2379perf+24.8

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 3 players tied at 4.0/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 3 at the finish.

Co-leaders

Lacan Rus4Midy4Senthil Maran4Ringuet3.5Nortier3.5Bujisho3.5

R5 · TIEBREAK CLUSTER

3 players finish on 4.0/5. Lacan Rus takes the title on Buchholz Cut1 (14.5).

R2–R5 · WIN STREAK

CM Robin Midy won 4 in a row (R2–R5).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMDavid Lacan Rus	*	—	½	—
2CMRobin Midy	—	*	0	—
3IMSenthil Maran K	½	1	*	½
4FMNoe Ringuet	—	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Lacan Rus, DavidFM	2314	FRA	+8N	=4B	+6N	+12B	=2N	4.0	14.5	17.0	13.25	2400	+6.0
2	Senthil Maran KIM	2331	IND	+3B	=5N	+11B	+14N	=1B	4.0	14.0	16.5	12.75	2363	+3.3
3	Midy, RobinCM	2190	FRA	−2N	+7N	+23B	+16B	+4N	4.0	13.5	15.5	11.50	2379	+24.8
4	Bujisho, BenjaminIM	2313	FRA	+26B	=1N	+15B	+5N	−3B	3.5	14.0	16.0	10.00	2314	+0.7
5	Ringuet, NoeFM	2235	FRA	+32N	=2B	+22N	−4B	+9N	3.5	12.5	13.0	7.50	2202	+1.2
6	Lefol, Marius	2084	FRA	=7B	+26N	−1B	+27N	+11B	3.5	12.0	14.0	8.25	2222	+35.7
7	Colin, VincentIM	2212	FRA	=6N	−3B	+31N	+22B	+12N	3.5	12.0	12.5	6.75	2126	-3.5
8	Nortier, Julien	2158	FRA	−1B	+13N	+30B	=11N	+14B	3.5	11.5	12.5	7.25	2108	-3.0
9	Martineau, Arthur	1938	FRA	−30B	+19N	+24B	+13N	−5B	3.0	10.5	11.5	7.00	1998	+7.4
10	Bertrand, Arthur	1943	FRA	−13B	=23B	+19N	=17N	+25B	3.0	9.5	11.5	6.75	1943	+0.2
11	Bertout, Jeffrey	1821	FRA	+21N	+16B	−2N	=8B	−6N	2.5	13.5	16.0	6.75	2058	+27.4
12	Guillevic, Martin	1901	FRA	+28N	+18B	=14B	−1N	−7B	2.5	12.5	14.0	5.25	2021	+25.2
13	Cristescu, Florin	1863	ROU	+10N	−8B	+20N	−9B	=16N	2.5	12.0	14.5	6.75	1996	+17.0
14	Yche, Michel	1943	FRA	+31N	+25B	=12N	−2B	−8N	2.5	12.0	12.5	3.75	2018	+7.4
15	Saucourt, Charles	2000	FRA	+20N	=22B	−4N	=18B	=21N	2.5	11.0	13.0	6.00	1976	-4.4
16	Moussu, Augustin	1930	FRA	+24B	−11N	+25B	−3N	=13B	2.5	11.0	13.0	5.25	1911	-7.6
17	Denous, Cyprien	1915	FRA	−25N	+28B	=18N	=10B	=20N	2.5	10.0	11.5	5.50	1887	-3.8
18	Pascal, Jonathan	1818	FRA	+29B	−12N	=17B	=15N	=27B	2.5	9.5	11.0	5.00	1924	+14.2
19	Billouin, Guillaume	1834	FRA	=23N	−9B	−10B	+29N	+28N	2.5	9.5	11.0	4.00	1898	+8.8
20	Lambert, Thomas	2007	FRA	−15B	+30N	−13B	+24N	=17B	2.5	9.5	10.5	4.25	1895	-15.0
21	Voinea, Marius	1893	FRA	−11B	−24N	+29B	+30N	=15B	2.5	8.5	9.5	3.75	1878	-2.0
22	Carriou, Antoine	1847	FRA	+27B	=15N	−5B	−7N	=23B	2.0	11.5	13.5	4.25	1985	+28.4
23	Martins, Theo	1906	FRA	=19B	=10N	−3N	=28B	=22N	2.0	11.5	13.0	4.50	1857	-7.8
24	Coutolleau, Romain	1843	FRA	−16N	+21B	−9N	−20B	+32N	2.0	10.5	11.0	3.00	1845	0.0
25	Le Picart, Loan Leon	1837	FRA	+17B	−14N	−16N	+31B	−10N	2.0	10.5	11.0	3.00	1847	+2.0
26	Picard, Clement	2085	FRA	−4N	−6B	−28N	+32B	+30N	2.0	9.5	10.0	1.50	1907	-22.8
27	Delafenetre, Alexandre	1934	FRA	−22N	=31B	+32N	−6B	=18N	2.0	8.5	9.0	2.00	1813	-16.8
28	Lebret, Loriane	1831	FRA	−12B	−17N	+26B	=23N	−19B	1.5	9.5	11.5	3.00	1779	-7.4
29	Mocquard, Yves	1871	FRA	−18N	=32B	−21N	−19B	+31N	1.5	8.0	8.5	0.75	1695	-23.6
30	Guillaume, Ombeline	1855	FRA	+9N	−20B	−8N	−21B	−26B	1.0	11.5	13.5	3.00	1776	-9.8
31	Bolteau, Maximilien	1861	FRA	−14B	=27N	−7B	−25N	−29B	0.5	10.0	11.5	1.00	1593	-56.8
32	Perrin, Cyril	1814	FRA	−5B	=29N	−27B	−26N	−24B	0.5	9.5	11.0	0.75	1623	-38.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Lefol, MariusFRA
+35.7
3.5 pts · #8
2Carriou, AntoineFRA
+28.4
2.0 pts · #23
3Bertout, JeffreyFRA
+27.4
2.5 pts · #14

Top rating losers

1Bolteau, MaximilienFRA
-56.8
0.5 pts · #32
2Perrin, CyrilFRA
-38.8
0.5 pts · #31
3Mocquard, YvesFRA
-23.6
1.5 pts · #28

Biggest upsets

R3+254 Elo gap
Lebret, Loriane1831 beat Picard, Clement2085
R3+144 Elo gap
Cristescu, Florin1863 beat Lambert, Thomas2007
R5+123 Elo gap
CMMidy, Robin2190 beat IMBujisho, Benjamin2313