Chess Slovak Open 2025

SwissStandard

54 players participated in this 9-round tournament, held from 23 Aug 2025 to 31 Aug 2025 in Skalica, Slovakia. 34 titled players from 8 federations. Top 10 Elo average was 2423, and top seed was Anton Korobov (🇺🇦 UKR, GM, 2628).

Valentin Baidetskyi (🇦🇹 AUT, IM, 2475) won with 7.5/9, ahead of Jergus Pechac (7.0) and Miras Assylov (6.5). Baidetskyi shared the lead from round 6 and won solo starting round 8.

The biggest upset came in round 2: Harjith Rajbharath (2018) beat Savitha Shri B (IM, 2326), a +308-point gap.

Location

🇸🇰Skalica, Slovakia

Dates

23 Aug 2025 → 31 Aug 2025

Time control

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

System

Swiss · 9 rounds

Top seed

🇺🇦GMAnton Korobov2628

Avg top 10

2,423

Participants

Titled players · 34

GM×8

IM×2

FM×12

CM×6

WIM×1

WFM×5

Federations · 8 represented

🇸🇰Slovakia×16

🇨🇿Czech Republic×16

🇮🇳India×7

🇦🇹Austria×3

🇱🇻Latvia×2

🇭🇺Hungary×2

🇵🇱Poland×2

🇩🇪Germany×1

Top 3

🥇
IMValentin Baidetskyi
🇦🇹AUT·2475
7.5pts·2606perf+15.0
🥈
GMJergus Pechac
🇸🇰SVK·2544
7.0pts·2569perf+4.0
🥉
FMMiras Assylov
🇰🇿KAZ·2361
6.5pts·2421perf+16.8

How it unfolded

Top 6 · 9 rounds

IM Valentin Baidetskyi led from R8; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R8.

Co-leaders

Baidetskyi7.5Pechac7Assylov6.5Starostits6Paseka6Simacek6

R8 · LEADER CHANGE30 Aug

IM Valentin Baidetskyi takes the sole lead (6.5/8).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

IM Valentin Baidetskyi drew with GM Jergus Pechac (White).

WIN STREAKS · 2 top finishers

IM Valentin Baidetskyi 3 wins (R1–R3)GM Jergus Pechac 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMValentin Baidetskyi	*	½	1	1
2GMJergus Pechac	½	*	½	½
3FMMiras Assylov	0	½	*	—
4GMIlmars Starostits	0	½	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Baidetskyi, ValentinIM	2475	AUT	+27N	+9B	+37N	=2B	=4N	+5B	=13N	+3B	+6N	7.5	47.0	50.5	41.50	2606	+15.0
2	Pechac, JergusGM	2544	SVK	+48B	+5N	+24B	=1N	+15B	=3N	=6B	=4B	+10N	7.0	47.0	49.5	36.50	2569	+4.0
3	Assylov, MirasFM	2361	KAZ	+39N	=45B	=14N	+25B	+16N	=2B	+15N	−1N	+5B	6.5	43.5	46.5	31.50	2421	+16.8
4	Korobov, AntonGM	2628	UKR	+33N	+17B	=12N	=7B	=1B	=10N	+18B	=2N	=11B	6.0	47.0	51.0	32.50	2467	-14.3
5	Bouska, JiriFM	2274	CZE	+40N	−2B	+26N	+37B	+12N	−1N	+8B	+13B	−3N	6.0	45.5	49.0	28.00	2415	+34.6
6	Starostits, IlmarsGM	2317	LAT	+51N	+31B	−13N	+33B	+7N	=11B	=2N	+24B	−1B	6.0	43.5	45.5	26.75	2430	+14.5
7	Simacek, PavelGM	2399	CZE	+28B	=10N	+30B	=4N	−6B	=14N	+19B	=11N	+17B	6.0	42.5	47.0	30.00	2413	+2.1
8	Oruzinsky, JurajFM	2318	SVK	=32B	+50N	−10B	+20N	+38B	=18N	−5N	+25B	+13N	6.0	38.5	40.5	24.50	2300	-2.4
9	Paseka, MatyasFM	2273	CZE	+47B	−1N	+50B	−16N	=33B	+38N	=20B	+18N	+23B	6.0	38.0	40.0	23.00	2285	+4.4
10	Apaar SaxenaFM	2204	IND	+43N	=7B	+8N	=17B	=13N	=4B	=11N	+15B	−2B	5.5	45.5	49.0	28.25	2434	+53.0
11	Velicka, PetrGM	2338	CZE	=42N	+34B	+35N	=13B	=31N	=6N	=10B	=7B	=4N	5.5	40.5	44.0	26.00	2332	+0.7
12	Adharsh KFM	2346	IND	+49B	+20N	=4B	−15N	−5B	=33N	=21B	+31B	+26N	5.5	39.5	42.0	23.50	2287	-11.4
13	Fargac, MartinFM	2404	CZE	+21B	=30N	+6B	=11N	=10B	+19N	=1B	−5N	−8B	5.0	46.5	51.0	27.50	2321	-9.7
14	Manik, MikulasGM	2252	SVK	=16B	+32N	=3B	=18N	=24B	=7B	=31N	=22N	=19B	5.0	41.0	45.0	24.50	2227	-2.5
15	Lanka, ZigurdsGM	2334	LAT	=34N	+42B	+45N	+12B	−2N	+31B	−3B	−10N	=22B	5.0	41.0	44.0	20.50	2229	-10.6
16	Ivekovic, TihanaWFM	2016	CRO	=14N	=19B	+27N	+9B	−3B	=24N	−33B	=21N	+35B	5.0	40.5	44.5	24.25	2276	+57.6
17	Miazhynski, MichaelCM	2288	AUT	+38B	−4N	+21B	=10N	−18B	=45N	+28B	+20N	−7N	5.0	40.5	43.5	22.25	2262	-7.4
18	Vybiral, Zdenek	2212	CZE	−31N	+51B	+40N	=14B	+17N	=8B	−4N	−9B	+32N	5.0	39.5	41.5	20.00	2250	+7.0
19	Tancsa, TamasFM	2212	HUN	=22B	=16N	+52B	=24N	+29N	−13B	−7N	+34B	=14N	5.0	39.0	41.0	20.25	2240	+7.4
20	Beres, Tomas	2153	SVK	+53N	−12B	=29N	−8B	+37N	+40B	=9N	−17B	+31N	5.0	38.0	38.5	16.75	2209	+13.4
21	Davidek, Zdenek	2122	CZE	−13N	+46B	−17N	+41B	−25N	+44B	=12N	=16B	+39N	5.0	35.0	38.0	18.25	2200	+34.4
22	Nishant Abhijeet Jawalkar	2004	IND	=19N	−35B	=42N	=39B	=26N	+41B	+36N	=14B	=15N	5.0	34.5	38.0	20.75	2226	+101.6
23	Savitha Shri BIM	2326	IND	+41N	−37B	−33N	+45B	=42N	+39B	=25N	+27B	−9N	5.0	33.0	36.0	18.50	2165	-18.0
24	Cvek, RobertGM	2401	CZE	+26N	+25B	−2N	=19B	=14N	=16B	+42N	−6N	F	4.5	40.5	40.5	20.00	2258	-12.8
25	Neuhoff, LaertesFM	2179	GER	+52B	−24N	+53B	−3N	+21B	=29N	=23B	−8N	=28B	4.5	38.0	38.5	14.50	2201	+12.4
26	Sikora, Jan	2115	CZE	−24B	+47N	−5B	=46N	=22B	=32N	+38B	+29N	−12B	4.5	36.0	39.0	17.00	2162	+9.4
27	Mrvova, AlenaWIM	2123	SVK	−1B	=38N	−16B	=43N	+52B	+47N	+45B	−23N	=30B	4.5	35.0	37.0	13.75	2126	-1.4
28	Durana, Jonas	2112	SVK	−7N	=43B	=34N	=40B	=44N	+37B	−17N	+39B	=25N	4.5	33.5	36.5	16.25	2112	-1.8
29	Elias, DavidFM	2329	SVK	−50B	+44N	=20B	+32N	−19B	=25B	=34N	−26B	+41N	4.5	33.5	35.5	17.25	2096	-51.2
30	Ocelak, JakubCM	2244	CZE	+46N	=13B	−7N	−31B	−39N	+53B	=32N	+40B	=27N	4.5	33.5	34.0	13.75	2112	-28.6
31	Cera DagariyaWFM	2002	IND	+18B	−6N	+36B	+30N	=11B	−15N	=14B	−12N	−20B	4.0	41.5	45.5	18.75	2230	+96.8
32	Groessing, Daniel-Yosuke	2049	AUT	=8N	−14B	+44N	−29B	=35N	=26B	=30B	+50N	−18B	4.0	36.5	38.5	14.50	2152	+46.4
33	Nimay AgrawalCM	2139	IND	−4B	+49N	+23B	−6N	=9N	=12B	+16N	F	F	4.0	36.0	36.0	18.25	2323	+64.4
34	Hrbek, Jachym	2021	CZE	=15B	−11N	=28B	+50N	=36B	=35N	=29B	−19N	=49N	4.0	35.0	37.0	14.25	2176	+67.2
35	Nytra, OndrejFM	2211	CZE	=44B	+22N	−11B	−38N	=32B	=34B	=40N	+49B	−16N	4.0	33.5	36.0	14.75	2022	-44.4
36	Tashkinova, SofiiaWFM	2265	ISR	−37N	+41B	−31N	+51B	=34N	−42B	−22B	+44N	=46N	4.0	29.5	31.5	12.00	1985	-111.0
37	Rajbharath, Harjith	2018	POL	+36B	+23N	−1B	−5N	−20B	−28N	−50N	+53B	=40N	3.5	37.5	38.0	11.25	2091	+25.2
38	Mizicka, Matus	2030	SVK	−17N	=27B	+43N	+35B	−8N	−9B	−26N	−41B	+48B	3.5	37.0	39.5	12.25	2084	+10.6
39	Sigut, Ondrej	2107	CZE	−3B	−52N	+47B	=22N	+30B	−23N	+46B	−28N	−21B	3.5	36.5	38.5	13.00	2047	-32.4
40	Pongo, Aron	2029	SVK	−5B	+48N	−18B	=28N	+50B	−20N	=35B	−30N	=37B	3.5	35.0	37.0	10.50	2078	+20.4
41	Walter, EmaWFM	2065	SVK	−23B	−36N	+48B	−21N	+43B	−22N	=44B	+38N	−29B	3.5	33.5	36.0	11.00	2049	-6.2
42	Dylong, AntoniCM	2085	POL	=11B	−15N	=22B	+53N	=23B	+36N	−24B	F	F	3.5	29.5	29.5	12.25	2222	+46.8
43	Benci, JozefCM	1960	SVK	−10B	=28N	−38B	=27B	−41N	=48N	=51B	+52N	=44B	3.5	29.0	31.0	10.25	1992	+9.6
44	Earle, Dominic James	2000	SVK	=35N	−29B	−32B	+52N	=28B	−21N	=41N	−36B	=43N	3.0	33.0	35.0	9.75	1993	-8.0
45	Rupesh Reddy YFM	2112	IND	+54B	=3N	−15B	−23N	+46B	=17B	−27N	F	F	3.0	29.0	29.0	8.75	2122	+1.6
46	Hitka, Dominik	2008	SVK	−30B	−21N	F	=26B	−45N	+51B	−39N	+48N	=36B	3.0	29.0	29.0	8.75	2055	+13.0
47	Durovka, Marek	2018	SVK	−9N	−26B	−39N	F	+48B	−27B	−49N	+51N	+50B	3.0	27.5	27.5	6.50	2032	+2.2
48	Karas, EugeniaWFM	2124	ENG	−2N	−40B	−41N	+49B	−47N	=43B	+53N	−46B	−38N	2.5	29.5	30.0	4.75	1903	-110.8
49	Tesar, JakubCM	2095	CZE	−12N	−33B	−51N	−48N	F	+52B	+47B	−35N	=34B	2.5	27.0	27.0	7.00	1966	-56.4
50	Pasti, Zsombor	2073	HUN	+29N	−8B	−9N	−34B	−40N	F	+37B	−32B	−47N	2.0	34.5	34.5	8.00	1939	-58.0
51	Janik, Marek Tobias	2045	SVK	−6B	−18N	+49B	−36N	=53B	−46N	=43N	−47B	F	2.0	27.5	27.5	4.50	1903	-44.1
52	Dobsa, Emma	1948	CZE	−25N	+39B	−19N	−44B	−27N	−49N	F	−43B	+53N	2.0	27.0	27.0	4.00	1878	-29.6
53	Palka, Dominika Katarzyna	1890	CZE	−20B	F	−25N	−42B	=51N	−30N	−48B	−37N	−52B	0.5	27.5	27.5	1.00	1656	-29.0
54	Harasta, Marian	1765	SVK	−45N	F	F	F	F	F	F	F	F	0.0	3.0	3.0	0.00	1312	-2.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Nishant Abhijeet JawalkarIND
+101.6
5.0 pts · #16
2Cera DagariyaWFMIND
+96.8
4.0 pts · #32
3Hrbek, JachymCZE
+67.2
4.0 pts · #35

Top rating losers

1Tashkinova, SofiiaWFMISR
-111.0
4.0 pts · #36
2Karas, EugeniaWFMENG
-110.8
2.5 pts · #48
3Pasti, ZsomborHUN
-58.0
2.0 pts · #51

Biggest upsets

R2+308 Elo gap
Rajbharath, Harjith2018 beat IMSavitha Shri B2326
R3+263 Elo gap
WFMCera Dagariya2002 beat WFMTashkinova, Sofiia2265
R7+261 Elo gap
Nishant Abhijeet Jawalkar2004 beat WFMTashkinova, Sofiia2265