417-AALST-Ajuinentoernooi-2026 Rondes 3-6

Open SwissStandard

72 players participated in this 4-round tournament, held from 06 May 2026 to 27 May 2026 in Aalst, Belgium. 5 titled players. Top 10 Elo average was 2176, and top seed was Alexandre Dgebuadze (🇧🇪 BEL, GM, 2384).

Frederic Decoster (🇧🇪 BEL, FM, 2231) won with 3.0/4, ahead of Alexandre Dgebuadze (3.0) and Wouter Ghyselen (3.0). Decoster won on tie-break after catching the field in the final round.

The biggest upset came in round 4: Sven Schatteman (1615) beat Nicolas Philips (1846), a +231-point gap.

Location

🇧🇪Aalst, Belgium

Dates

06 May 2026 → 27 May 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 4 rounds

Top seed

🇧🇪GMAlexandre Dgebuadze2384

Avg top 10

2,176

Participants

Titled players · 5

GM×1

FM×3

WFM×1

Federations · 1 represented

🇧🇪Belgium×66

Top 3

🥇
FMFrederic Decoster
🇧🇪BEL·2231
3.0pts·2336perf+11.0
🥈
GMAlexandre Dgebuadze
🇧🇪BEL·2384
3.0pts·3016perf+8.8
🥉
Wouter Ghyselen
🇧🇪BEL·2132
3.0pts·2193perf+6.2

How it unfolded

Top 6 · 4 rounds

Tight race until R4; 8 players tied at 3.0/4, decided on Buchholz. Title race narrowed from 8 co-leaders at R4 to 8 at the finish.

Co-leaders

Dgebuadze3De Block3Ghyselen3Roos3Dekeukelaere3Boodts3

R4 · TIEBREAK CLUSTER

8 players finish on 3.0/4. Decoster takes the title on Buchholz Cut1 (7.5).

R1–R4 · WIN STREAK

GM Alexandre Dgebuadze won 3 in a row (R1–R4).

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	Pts	Bu C1	Bu	SB	Perf	Δ
1	Decoster, FredericFM	2231	BEL	+9N	+41B	−2N	+22B	3.0	7.5	9.0	6.00	2336	+11.0
2	Dgebuadze, AlexandreGM	2384	BEL	+23N	F	+1B	+21N	3.0	7.0	7.0	7.00	3016	+8.8
3	Ghyselen, Wouter	2132	BEL	=12B	+20N	=41N	+26B	3.0	6.5	8.0	6.00	2193	+6.2
4	Boodts, Jeroen	1911	BEL	+42N	+55B	+23N	−6N	3.0	6.5	7.5	4.50	2093	+19.4
5	De Block, Fabio	2145	BEL	+25B	+52N	−21B	+20N	3.0	6.0	7.0	5.00	2240	+9.8
6	Roos, AdrianFM	2207	BEL	+50N	+58B	−22N	+4B	3.0	6.0	7.0	5.00	2139	-4.8
7	Bultijnck, Kristoff	1770	BEL	=57B	=11N	+24B	+50N	3.0	5.5	6.5	4.75	1879	+9.2
8	Dekeukelaere, Emerik	1746	BEL	−24N	+44B	+53N	+56B	3.0	4.5	5.5	3.50	2321	+26.0
9	Achtergaele, Koen	1972	BEL	−1B	+35N	=10B	+29N	2.5	7.5	9.5	5.25	2051	+8.4
10	Rogiers, Jan	2026	BEL	−21N	+40B	=9N	+25B	2.5	6.5	8.5	5.25	2095	+6.4
11	Cappelle, Gert-Jan	1859	BEL	−58N	=7B	+43N	+32B	2.5	6.5	7.5	5.00	1842	-1.2
12	Verlinden, Robijn	1952	BEL	=3N	−22B	+42N	+52B	2.5	6.5	7.5	4.00	2080	+13.8
13	Van Der Eecken, Wout	1555	BEL	−17B	+45N	+60B	=18N	2.5	6.5	7.5	3.75	1703	+24.0
14	De Borger, Wouter	0	BEL	F	=19B	+34N	+31B	2.5	6.5	6.5	5.25	1816	0.0
15	De Wolf, Bernard	1614	BEL	+37B	−26B	=49N	+46N	2.5	5.5	7.0	4.25	1893	+56.8
16	De Smet, Frans	1789	BEL	=66B	+48N	−20B	+27N	2.5	5.5	6.0	3.75	1804	+1.6
17	Lefevre, Lucien	1696	BEL	+13N	−50B	+68N	=28B	2.5	5.5	5.5	3.50	1683	-2.4
18	Temmerman, Hans	1702	BEL	=43N	+53B	=57N	=13B	2.5	5.0	6.0	3.50	1650	-6.0
19	Hertecant, Steve	1759	BEL	F	=14N	+51B	+59N	2.5	4.5	4.5	3.25	2579	+42.0
20	Veldeman, Sieben	1957	BEL	+29B	−3B	+16N	−5B	2.0	8.5	10.5	4.50	1980	+2.2
21	Vandenhole, KobeFM	2342	BEL	+10B	F	+5N	−2B	2.0	8.5	8.5	5.50	2310	-1.2
22	Vanhuyse, NeleWFM	2071	BEL	F	+12N	+6B	−1N	2.0	8.5	8.5	5.50	2255	+14.6
23	Smekens, Ruben	2074	BEL	−2B	+31N	−4B	+36N	2.0	8.0	10.0	4.00	1951	-11.6
24	Racquez, Matthias	0	BEL	+8B	+46N	−7N	−35B	2.0	8.0	9.5	4.50	1732	0.0
25	Poelman, Geoffrey	1908	BEL	−5N	+34B	+28N	−10N	2.0	7.5	9.5	4.00	1812	-7.4
26	Lot, Diederik	1947	BEL	−41B	+15N	+59B	−3N	2.0	7.0	8.0	3.50	1964	+2.8
27	Vandekerckhove, Ava	1672	BEL	+45B	−29N	+30B	−16B	2.0	6.5	8.0	3.50	1605	-5.4
28	Claessens, Dirk	1639	BEL	=67B	+37N	−25B	=17N	2.0	6.5	7.0	3.50	1792	+16.0
29	De Reymaeker, Walter	1855	BEL	−20N	+27B	+67N	−9B	2.0	6.5	7.0	2.50	1849	-0.4
30	Baetens, Antoon	1547	BEL	−36N	+38B	−27N	+62B	2.0	6.0	7.0	3.00	1502	-7.2
31	Claeys, Pieter	1832	BEL	+51B	−23B	+47N	−14N	2.0	6.0	7.0	2.50	1871	+7.2
32	Dhooge, Achiel	1686	BEL	+44N	F	+33B	−11N	2.0	6.0	6.0	3.50	1689	+0.2
33	FIDE 548010910	0	—	+56B	+39B	−32N	F	2.0	5.5	6.5	3.00	1625	0.0
34	Cornelis, Stef	0	BEL	+61B	−25N	−14B	+51N	2.0	5.5	6.5	2.00	1748	0.0
35	De Meyer, Nicolas	1710	BEL	+54N	−9B	F	+24N	2.0	5.5	5.5	3.00	1909	+10.0
36	Daelman, Dennis	1676	BEL	+30B	F	+54N	−23B	2.0	5.0	5.0	3.00	1947	+19.4
37	Bruynooghe, Tom	1769	BEL	−15N	−28B	+72N	+66B	2.0	5.0	5.0	0.50	1596	-18.2
38	Verlinden, Stoffel	0	BEL	−63N	−30N	+61B	+43N	2.0	4.5	5.5	2.50	1649	0.0
39	Schatteman, Sven	1615	BEL	−49B	−33N	+69B	+54N	2.0	4.5	4.5	1.00	1809	+10.0
40	Baetens, Christophe	1777	BEL	+68B	−10N	+55B	F	2.0	3.5	3.5	1.00	1794	+1.6
41	Verhaeren, Gertjan	2143	BEL	+26N	−1N	=3B	F	1.5	8.0	8.0	3.50	2103	-3.0
42	Ponnet, Guy	1756	BEL	−4B	+66N	−12B	=48N	1.5	7.0	7.5	1.25	1680	-9.0
43	Baetens, Ilias	1585	BEL	=18B	+69N	−11B	−38B	1.5	7.0	7.0	1.25	1588	-0.4
44	Van Der Voorde, Sonja	1519	BEL	−32B	−8N	+64B	=45N	1.5	6.5	7.5	1.75	1573	+4.0
45	FIDE 548009326	0	—	−27N	−13B	+70N	=44B	1.5	6.0	6.0	0.75	1309	0.0
46	Torfs, Gert	1703	BEL	=47N	−24B	+71N	−15B	1.5	6.0	6.0	0.75	1401	-15.8
47	Van Steen, Guido	1574	BEL	=46B	+60N	−31B	F	1.5	5.5	6.5	1.75	1749	+13.4
48	Vangeel, Didier	1641	BEL	F	−16B	+62N	=42B	1.5	5.0	5.0	1.75	1692	+4.2
49	Van De Putte, Ben	1772	BEL	+39N	F	=15B	F	1.5	4.5	4.5	3.25	1808	+1.6
50	Van Lil, Robin	1856	BEL	−6B	+17N	−52B	−7B	1.0	8.5	9.5	2.50	1720	-15.4
51	Kazakevich, Dzianis	1591	BEL	−31N	+65B	−19N	−34B	1.0	6.5	7.5	1.00	1648	+8.0
52	Goossens, Xavier	1980	BEL	F	−5B	+50N	−12N	1.0	6.5	6.5	1.00	1859	-9.8
53	Buyle, Pascal	1531	BEL	+70B	−18N	−8B	−60N	1.0	6.5	6.5	0.00	920	-30.4
54	Philips, Nicolas	1846	BEL	−35B	+61N	−36B	−39B	1.0	6.0	7.0	1.00	1479	-76.0
55	Huysman, Robert	1562	BEL	+60B	−4N	−40N	F	1.0	6.0	6.5	1.00	1675	+7.2
56	Feys, Jeacques	1514	BEL	−33N	+70B	F	−8N	1.0	6.0	6.0	0.00	946	-8.4
57	De Lange, Aaron	1547	BEL	=7N	F	=18B	F	1.0	5.5	5.5	2.75	1736	+19.6
58	Van Zeebroeck, Sam	1947	BEL	+11B	−6N	F	F	1.0	5.5	5.5	2.50	2033	+4.0
59	De Moyer, Karel	1966	BEL	F	+63B	−26N	−19B	1.0	5.5	5.5	1.00	1703	-21.0
60	Kint, Jean	1711	BEL	−55N	−47B	−13N	+53B	1.0	5.0	6.0	1.00	1363	-36.6
61	Bombeek, Raf	1686	BEL	−34N	−54B	−38N	+71B	1.0	5.0	5.0	0.00	1046	-11.6
62	De Rijck , Daan	1532	BEL	+64N	F	−48B	−30N	1.0	4.5	4.5	1.00	1492	-6.0
63	Roca, Medardo	1777	BEL	+38B	−59N	F	F	1.0	3.0	3.0	2.00	1166	-10.0
64	Raes, Milan	1662	BEL	−62B	F	−44N	+69N	1.0	2.5	2.5	0.00	726	-54.8
65	Ferraro, Fabio	1728	BEL	+71B	−51N	F	F	1.0	2.0	2.0	0.00	791	-27.2
66	Cornelis, Werner	1565	BEL	=16N	−42B	F	−37N	0.5	6.0	6.0	1.25	1498	-4.2
67	Pisaneschi, Maxime	1795	BEL	=28N	F	−29B	F	0.5	5.0	5.0	1.00	1554	-12.6
68	FIDE 548003352	0	—	−40N	F	−17B	−?B	0.0	4.5	4.5	0.00	929	0.0
69	FIDE 548011754	0	—	F	−43B	−39N	−64B	0.0	4.5	4.5	0.00	821	0.0
70	FIDE 548010200	0	—	−53N	−56N	−45B	F	0.0	3.5	3.5	0.00	723	0.0
71	FIDE 548008796	0	—	−65N	F	−46B	−61N	0.0	3.5	3.5	0.00	906	0.0
72	Evens, Joris	1564	BEL	F	F	−37B	F	0.0	3.0	3.0	0.00	969	-4.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1De Wolf, BernardBEL
+56.8
2.5 pts · #11
2Hertecant, SteveBEL
+42.0
2.5 pts · #29
3Dekeukelaere, EmerikBEL
+26.0
3.0 pts · #5

Top rating losers

1Philips, NicolasBEL
-76.0
1.0 pts · #50
2Raes, MilanBEL
-54.8
1.0 pts · #70
3Kint, JeanBEL
-36.6
1.0 pts · #40

Biggest upsets

R4+231 Elo gap
Schatteman, Sven1615 beat Philips, Nicolas1846
R4+207 Elo gap
Hertecant, Steve1759 beat De Moyer, Karel1966
R3+170 Elo gap
Daelman, Dennis1676 beat Philips, Nicolas1846