38. Sonnenterrassen Open 2025 Group A

SwissStandard

53 players participated in this 9-round tournament, held from 03 Aug 2025 to 10 Aug 2025 in Schwarzach, Austria. 27 titled players from 8 federations. Top 10 Elo average was 2426, and top seed was Dominik Horvath (🇦🇹 AUT, GM, 2544).

Dominik Horvath (🇦🇹 AUT, GM, 2544) won with 8.0/9, ahead of Zoran Jovanovic (6.5) and Lukas Breneis (6.5). Horvath won solo starting round 6.

The biggest upset came in round 8: Timo Vollmar (1890) beat Aaron Noah Koellner (CM, 2217), a +327-point gap.

Location

🇦🇹Schwarzach, Austria

Dates

03 Aug 2025 → 10 Aug 2025

Time control

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

System

Swiss · 9 rounds

Top seed

🇦🇹GMDominik Horvath2544

Avg top 10

2,426

Participants

Titled players · 27

GM×7

IM×4

FM×11

CM×4

WGM×1

Federations · 8 represented

🇦🇹Austria×18

🇩🇪Germany×14

🇭🇷Croatia×8

🇫🇷France×2

🇳🇱Netherlands×2

🇮🇹Italy×2

🇮🇸Iceland×1

🇵🇱Poland×1

Top 3

🥇
GMDominik Horvath
🇦🇹AUT·2544
8.0pts·2695perf+13.3
🥈
GMZoran Jovanovic
🇭🇷CRO·2501
6.5pts·2464perf-1.3
🥉
FMLukas Breneis
🇦🇹AUT·2255
6.5pts·2393perf+33.8

How it unfolded

Top 6 · 9 rounds

GM Dominik Horvath led from R4; +1.5-point edge over the runner-up.

Co-leaders

Horvath8Breneis6.5Jovanovic6.5Weber6Krstic6Zelcic6

R4–R9 · LEAD HELD

GM Dominik Horvath never relinquished the lead after R4; final gap +1.5 over the runner-up.

WIN STREAKS · 2 top finishers

GM Dominik Horvath 4+3 wins (R1–R4, R6–R8)FM Lukas Breneis 3 wins (R2–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMDominik Horvath	*	—	½	—
2FMLukas Breneis	—	*	—	—
3GMZoran Jovanovic	½	—	*	—
4FMSamuel Weber	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Horvath, DominikGM	2544	AUT	+33N	+19B	+12N	+6B	=2N	+4B	+11N	+9B	=5N	8.0	46.0	50.0	43.75	2695	+13.3
2	Jovanovic, ZoranGM	2501	CRO	+27B	+15N	=5B	+17N	=1B	=9N	+39B	=4N	=10B	6.5	46.0	49.5	34.00	2464	-1.3
3	Breneis, LukasFM	2255	AUT	−43B	+49N	+39B	+13N	=10B	+19N	=9B	=5N	+4B	6.5	40.0	42.0	30.50	2393	+33.8
4	Kjartansson, GudmundurGM	2417	ISL	=31N	+36B	+7N	+18B	+6N	−1N	+10B	=2B	−3N	6.0	47.5	51.5	31.75	2450	+5.4
5	Dixit, ArunFM	2257	USA	+21N	+51B	=2N	=16B	=11N	=14B	+28N	=3B	=1B	6.0	46.5	48.0	29.50	2413	+37.2
6	Zelcic, RobertGM	2458	CRO	+32N	+40B	+14N	−1N	−4B	+31B	=16N	=11B	+19N	6.0	43.0	46.5	27.25	2425	-1.6
7	Weber, SamuelFM	2239	GER	=41N	+26B	−4B	−32N	+43B	+35B	=24N	+25N	+17B	6.0	36.0	39.0	25.00	2265	+7.4
8	Krstic, UrosIM	2298	CRO	=26N	=31B	−29N	+51B	=35N	+32B	=13N	+28B	+16N	6.0	36.0	37.5	24.00	2239	-5.4
9	Altini, NicolaIM	2357	ITA	+29N	+13B	=18N	=10N	+17B	=2B	=3N	−1N	=15B	5.5	47.5	52.0	29.50	2374	+2.9
10	Shchekachev, AndreiGM	2468	FRA	=36N	+22B	+24N	=9B	=3N	+18B	−4N	=16B	=2N	5.5	44.0	48.0	28.25	2389	-7.1
11	Ostovic, MatijaFM	2403	CRO	+35B	−17N	+25B	+37N	=5B	+20N	−1B	=6N	=12B	5.5	44.0	48.0	26.25	2347	-5.0
12	Rogic, DavorGM	2329	CRO	+44N	+28B	−1B	=15N	+19N	=16B	=14N	=24B	=11N	5.5	43.5	46.5	25.50	2372	+6.0
13	Meier, VolkerFM	2172	GER	+46B	−9N	+38B	−3B	=26N	+30N	=8B	=18B	+24N	5.5	40.5	43.0	23.25	2240	+17.8
14	Kristoferitsch, DanielFM	2303	AUT	+49B	+39N	−6B	=20N	+25B	=5N	=12B	=17N	=18B	5.5	40.5	42.5	23.25	2301	+1.2
15	Doric, NenadIM	2198	CRO	+30B	−2B	+51N	=12B	=28N	−39N	+27B	+33B	=9N	5.5	38.5	40.0	22.25	2267	+8.6
16	Diermair, AndreasGM	2442	AUT	+34B	+20N	−17B	=5N	+40B	=12N	=6B	=10N	−8B	5.0	43.0	46.5	24.00	2317	-13.4
17	Rolletschek, HeinrichFM	2188	AUT	+52N	+11B	+16N	−2B	−9N	=24B	+37N	=14B	−7N	5.0	42.5	44.0	21.00	2344	+36.0
18	Biti, OzrenIM	2270	CRO	+23B	+43N	=9B	−4N	+32B	−10N	=20B	=13N	=14N	5.0	42.0	45.0	22.75	2268	+0.3
19	Dauth, BenjaminFM	2233	GER	+47B	−1N	+34B	+48N	−12B	−3B	+31N	+39N	−6B	5.0	40.0	42.5	16.50	2233	+0.2
20	Wiesinger, Robert	2197	AUT	+42N	−16B	+22N	=14B	+29N	−11B	=18N	+21B	F	5.0	39.0	39.0	23.25	2259	+13.8
21	Nishant Abhijeet Jawalkar	2004	IND	−5B	=27N	+44B	−25N	+46B	=33B	+32N	−20N	+34B	5.0	35.0	37.5	17.75	2150	+65.4
22	Vollmar, Timo	1890	GER	+45B	−10N	−20B	−34N	−41B	+47N	+49N	+37B	+33N	5.0	31.5	33.5	15.50	2161	+59.2
23	Van Amerongen-Jansen, Peggy	2005	NED	−18N	−45N	+50B	−39B	+52N	=34B	+46N	+40N	=25B	5.0	28.0	29.5	13.75	2124	+27.2
24	Dolzhykova, KaterynaWGM	2342	GER	+38B	=25N	−10B	=29B	+34N	=17N	=7B	=12N	−13B	4.5	40.5	44.5	20.75	2190	-33.8
25	Duester, ChristianCM	2155	GER	+53N	=24B	−11N	+21B	−14N	=26B	+29N	−7B	=23N	4.5	40.5	42.0	18.00	2130	-4.8
26	Klings, Peter	2014	GER	=8B	−7N	=27B	+45N	=13B	=25N	=40B	=30N	=39B	4.5	38.0	41.0	19.00	2161	+34.2
27	Szakolczai, PeterFM	2130	SUI	−2N	=21B	=26N	+42B	−31N	+48B	−15N	+38B	=28N	4.5	37.5	40.0	17.00	2090	-11.2
28	Rosol, PhilipFM	2159	POL	+48B	−12N	=43B	+46N	=15B	+37N	−5B	−8N	=27B	4.5	37.0	39.5	15.50	2134	-9.2
29	Groessing, Daniel-Yosuke	2049	AUT	−9B	+50N	+8B	=24N	−20B	=40N	−25B	=36N	+41B	4.5	36.5	38.5	17.50	2178	+57.6
30	Wallinger, Nikolaus	1969	AUT	−15N	=32B	=36N	+47B	=33N	−13B	+35N	=26B	=31N	4.5	35.5	38.0	16.75	2095	+59.6
31	Scheffknecht, Philipp	2059	AUT	=4B	=8N	−37B	+53N	+27B	−6N	−19B	=41N	=30B	4.0	39.5	41.0	16.00	2126	+12.8
32	Tischler, Michel	2102	AUT	−6B	=30N	+41B	+7B	−18N	−8N	−21B	=44N	+43B	4.0	39.0	42.0	16.25	2094	-4.2
33	Wimmer, Michael	2140	AUT	−1B	+47N	=46B	=35N	=30B	=21N	+36B	−15N	−22B	4.0	38.5	41.0	14.50	2031	-54.8
34	Van Amerongen, Arjen	2073	NED	−16N	+42B	−19N	+22B	−24B	=23N	=41N	+50B	−21N	4.0	36.5	38.5	14.75	2046	-8.8
35	Kempe, Caius Emilian	2056	GER	−11N	+52B	=40N	=33B	=8B	−7N	−30B	+46N	=36B	4.0	36.0	37.5	12.75	2088	+12.4
36	Kunz, AndreCM	2128	GER	=10B	−4N	=30B	−38N	+50N	+53B	−33N	=29B	=35N	4.0	34.5	36.0	12.75	2057	-18.0
37	Koellner, Aaron NoahCM	2217	GER	−51N	+41B	+31N	−11B	+38N	−28B	−17B	−22N	+49N	4.0	33.5	35.0	13.50	2037	-40.8
38	Gschwandtl, Alexander	2041	AUT	−24N	+53B	−13N	+36B	−37B	−45N	+52B	−27N	+47B	4.0	29.5	31.0	9.50	2052	+4.8
39	Siraj, Svit	2123	SLO	F	−14B	−3N	+23N	+48B	+15B	−2N	−19B	=26N	3.5	41.0	41.0	15.25	2131	-0.6
40	Belke, Frank, Dr.FM	2196	AUT	+50B	−6N	=35B	+43N	−16N	=29B	=26N	−23B	F	3.5	34.0	34.0	11.50	2078	-26.2
41	Heppert, Lars	1985	GER	=7B	−37N	−32N	=52B	+22N	=49N	=34B	=31B	−29N	3.5	33.5	35.0	13.75	1981	-2.6
42	Arndt, Uwe	1953	GER	−20B	−34N	+49B	−27N	−45B	−44N	=47B	+53N	+51B	3.5	25.5	27.0	6.25	1960	+0.2
43	Bibah, Wassil	2000	FRA	+3N	−18B	=28N	−40B	−7N	−46B	=51N	+48B	−32N	3.0	34.5	36.0	12.00	1984	-11.6
44	Kuhn, Gerhard	2033	GER	−12B	−46N	−21N	=49B	=47N	+42B	=48N	=32B	F	3.0	27.5	27.5	9.00	1934	-18.6
45	Gruenwald, SimonCM	2166	AUT	−22N	+23B	−48N	−26B	+42N	+38B	F	F	F	3.0	24.5	24.5	12.50	1964	-60.8
46	Ye, Zhanting K.	1898	IRL	−13N	+44B	=33N	−28B	−21N	+43N	−23B	−35B	−48N	2.5	34.0	36.5	8.00	1881	-11.2
47	Fruehauf, Norbert	1983	AUT	−19N	−33B	=52N	−30N	=44B	−22B	=42N	+51B	−38N	2.5	30.5	32.0	5.50	1847	-33.6
48	Juranovic, Ljudevit	1883	CRO	−28N	F	+45B	−19B	−39N	−27N	=44B	−43N	+46B	2.5	29.0	29.0	7.00	1949	+20.8
49	Moerwald, Magdalena	2015	AUT	−14N	−3B	−42N	=44N	F	=41B	−22B	+52N	−37B	2.0	32.5	32.5	4.75	1872	-31.2
50	Pruell, Lukas	1944	AUT	−40N	−29B	−23N	F	−36B	+51B	+53N	−34N	F	2.0	24.0	24.0	3.00	1877	-13.8
51	Preundler, Florian	1978	AUT	+37B	−5N	−15B	−8N	−53B	−50N	=43B	−47N	−42N	1.5	32.5	34.0	5.50	1801	-39.4
52	Hauer, Andreas	1907	GER	−17B	−35N	=47B	=41N	−23B	F	−38N	−49B	=53B	1.5	27.5	27.5	3.75	1760	-28.0
53	Lo Martire, Vincenzo	1814	ITA	−25B	−38N	F	−31B	+51N	−36N	−50B	−42B	=52N	1.5	25.0	25.0	2.25	1770	-9.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Nishant Abhijeet JawalkarIND
+65.4
5.0 pts · #23
2Wallinger, NikolausAUT
+59.6
4.5 pts · #27
3Vollmar, TimoGER
+59.2
5.0 pts · #17

Top rating losers

1Gruenwald, SimonCMAUT
-60.8
3.0 pts · #45
2Wimmer, MichaelAUT
-54.8
4.0 pts · #37
3Koellner, Aaron NoahCMGER
-40.8
4.0 pts · #34

Biggest upsets

R8+327 Elo gap
Vollmar, Timo1890 beat CMKoellner, Aaron Noah2217
R3+283 Elo gap
Juranovic, Ljudevit1883 beat CMGruenwald, Simon2166
R1+276 Elo gap
Vollmar, Timo1890 beat CMGruenwald, Simon2166