Naantalin turnaus 2025 - Avoin SM

Open SwissStandard

55 players participated in this 9-round tournament, held from 30 Jun 2025 to 06 Jul 2025 in Naantali, Finland. 5 titled players from 2 federations. Top 10 Elo average was 2188, and top seed was Vilka Sipila (🇫🇮 FIN, IM, 2465).

Vilka Sipila (🇫🇮 FIN, IM, 2465) won with 9.0/9, ahead of Matias Tuominen (6.5) and Mikke Vesa (6.5). Sipila won solo starting round 5.

The biggest upset came in round 6: Matias Tuominen (1947) beat Aku Salonen (FM, 2330), a +383-point gap.

Location

🇫🇮Naantali, Finland

Dates

30 Jun 2025 → 06 Jul 2025

Time control

Standard: 40 Moves in 100 Min. Incr. 30 Sec. / 20 Moves in 40 Min. Incr. 30 Sec. / 10 Min. Incr. 30 Sec.

System

Swiss · 9 rounds

Top seed

🇫🇮IMVilka Sipila2465

Avg top 10

2,188

Participants

Titled players · 5

IM×1

FM×2

CM×1

WIM×1

Federations · 2 represented

🇫🇮Finland×54

🇵🇱Poland×1

Top 3

🥇
IMVilka Sipila
🇫🇮FIN·2465
9.0pts·2937perf+12.4
🥈
Matias Tuominen
🇫🇮FIN·1947
6.5pts·2221perf+63.4
🥉
Mikke Vesa
🇫🇮FIN·2047
6.5pts·2158perf+49.4

How it unfolded

Top 6 · 9 rounds

IM Vilka Sipila led from R5; +2.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders

Sipila9Vesa6.5Tuominen6.5Valkama6Zhang6Pozimski6

R5–R9 · LEAD HELD

IM Vilka Sipila never relinquished the lead after R5; final gap +2.5 over the runner-up.

WIN STREAKS · 2 top finishers

IM Vilka Sipila 9 wins (R1–R9)Matias Tuominen 3 wins (R4–R6)

R5 · LATE SURGE

Mikke Vesa was #13 at R5, climbed to #2 over the final stretch.

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMVilka Sipila	*	—	1	1
2Mikke Vesa	—	*	0	—
3Matias Tuominen	0	1	*	—
4FMEero Valkama	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Sipila, VilkaIM	2465	FIN	+23N	+8B	+13N	+4B	+18N	+6B	+2B	+21N	+5N	9.0	45.0	49.5	49.50	2937	+12.4
2	Tuominen, Matias	1947	FIN	+43B	=21N	=26B	+3N	+9B	+4B	−1N	=15N	+7B	6.5	47.5	51.0	35.00	2221	+63.4
3	Vesa, Mikke	2047	FIN	+27N	+16B	−4N	−2B	+24N	+30B	=6N	+22B	+21B	6.5	41.5	45.5	30.00	2158	+49.4
4	Salonen, AkuFM	2330	FIN	+39B	+12N	+3B	−1N	+21B	−2N	+14B	=5B	=6N	6.0	49.0	52.5	31.00	2195	-21.8
5	Valkama, EeroFM	2212	FIN	+31B	+14N	=9B	−18N	+11B	+13N	+15B	=4N	−1B	6.0	46.5	50.5	30.50	2215	+4.8
6	Zhang, Yiming	1967	FIN	+41B	+33N	−18B	+30N	+8B	−1N	=3B	+19N	=4B	6.0	45.5	49.0	28.75	2177	+92.0
7	Jaakkola, Niklas	2208	FIN	−20B	+19N	+39B	−14N	+29B	+8N	+9B	+17N	−2N	6.0	43.0	46.5	30.00	2048	-60.4
8	Moisio, Miska	1896	FIN	+37N	−1N	+20B	+53B	−6N	−7B	+29N	+30B	+17B	6.0	43.0	45.0	24.00	2106	+61.6
9	Pozimski, Szymon	2015	POL	+40N	+28B	=5N	=13B	−2N	+31B	−7N	+16N	+15B	6.0	42.0	45.5	27.50	2114	+24.2
10	Tuominen, TanjaWIM	2030	FIN	+35B	−24N	=31B	+26N	+34B	−15N	−16B	+25N	+14B	5.5	36.5	40.5	24.00	1922	-20.6
11	Velagapudi, Vihan	1914	FIN	+54B	=17N	−21B	+38N	−5N	−25B	+26N	+37B	+22N	5.5	36.0	37.5	20.00	1963	+20.4
12	Norri, Roger	1980	FIN	+44N	−4B	=28N	−34B	+40N	+23B	=55N	=31B	+24N	5.5	34.5	36.0	21.00	1983	+1.4
13	Odner, Aarni	2046	FIN	+25B	+30N	−1B	=9N	+28B	−5B	−17N	+27N	=16B	5.0	44.5	48.5	23.00	2060	+1.5
14	Moilanen, Teppo	1902	FIN	+47N	−5B	+23N	+7B	+17N	−18B	−4N	+32B	−10N	5.0	42.0	45.0	22.50	2106	+43.6
15	Ketola, Ville	2112	FIN	+34N	+53B	=24N	=17B	=22N	+10B	−5N	=2B	−9N	5.0	42.0	44.0	21.75	2023	-20.2
16	Lallukka, Taneli	1960	FIN	+46B	−3N	=35B	=31N	=25B	+20N	+10N	−9B	=13N	5.0	40.5	44.0	22.75	1977	+5.2
17	Vorobyov, Radmir	1994	FIN	+38N	=11B	+32N	=15N	−14B	+33N	+13B	−7B	−8N	5.0	40.5	44.0	21.75	2010	+7.2
18	Torkkola, Henri	2216	FIN	+29N	+22B	+6N	+5B	−1B	+14N	F	F	F	5.0	39.5	39.5	26.00	2325	+17.8
19	Paronen, PetteriCM	1965	FIN	=51N	−7B	=38N	=27B	+35N	+24B	+25N	−6B	=31N	5.0	37.0	39.0	20.00	1881	-18.2
20	Kotilainen, Ari	1924	FIN	+7N	−32B	−8N	=37B	+47N	−16B	=23N	+40B	+36N	5.0	36.5	39.5	20.50	1916	-1.8
21	Lindholm, Jere	2152	FIN	+42N	=2B	+11N	+24B	−4N	+22B	F	−1B	−3N	4.5	47.5	51.0	21.25	2086	-11.6
22	Aropaltio, Tapio	1951	FIN	+36B	−18N	+25B	+33N	=15B	−21N	+27B	−3N	−11B	4.5	39.5	43.5	19.50	1970	+4.2
23	Collander, Joel	1907	FIN	−1B	+37N	−14B	=41N	+38B	−12N	=20B	+45N	=26B	4.5	39.5	43.0	17.00	1876	-18.2
24	Pelander, Pauliina	1862	FIN	+50N	+10B	=15B	−21N	−3B	−19N	+41B	+38N	−12B	4.5	39.0	41.5	17.50	1937	+13.6
25	Collander, David	1869	FIN	−13N	+48B	−22N	+44B	=16N	+11N	−19B	−10B	+41N	4.5	37.5	40.5	18.00	1901	+14.4
26	Salmi, Marko	1723	FIN	=32N	+51B	=2N	−10B	−30B	+45N	−11B	+39N	=23N	4.5	37.0	39.0	16.50	1908	+84.4
27	Stockfelt, Jesse	1825	FIN	−3B	+46N	−33B	=19N	+49B	+28N	−22N	−13B	+37N	4.5	36.5	39.0	16.50	1867	+10.8
28	Backman, Aaron	1897	FIN	+49B	−9N	=12B	+35N	−13N	−27B	−37N	+44B	+30N	4.5	36.0	38.5	16.75	1798	-19.6
29	Nousiainen, Roni	1790	FIN	−18B	=36N	+45B	=32B	−7N	+41N	−8B	=43N	+38B	4.5	35.5	39.0	16.25	1874	+31.2
30	Karttinen, Risto	1932	FIN	+48N	−13B	+42N	−6B	+26N	−3N	+34B	−8N	−28B	4.0	40.0	43.0	15.00	1841	-21.0
31	Markkanen, Juho	1773	FIN	−5N	+47B	=10N	=16B	F	−9N	+33B	=12N	=19B	4.0	40.0	42.0	17.50	1963	+74.0
32	Pietarinen, Petri	2008	FIN	=26B	+20N	−17B	=29N	=39B	=34N	F	−14N	+35B	4.0	36.0	39.5	17.25	1810	-36.6
33	Lappalainen, Eemi	1890	FIN	+52N	−6B	+27N	−22B	+42N	−17B	−31N	−35B	+43B	4.0	35.0	37.0	13.50	1800	-31.6
34	Viljanen, Jouko	1829	FIN	−15B	=45N	+49B	+12N	−10N	=32B	−30N	−36B	+47N	4.0	34.5	37.0	14.75	1816	-2.8
35	Rantanen, Martti	0	FIN	−10N	+50B	=16N	−28B	−19B	+51N	=39B	+33N	−32N	4.0	34.0	36.0	12.75	1841	0.0
36	Gatzios, Konstantinos	1709	FIN	−22N	=29B	−40N	=47B	+44N	+42B	F	+34N	−20B	4.0	32.5	35.5	14.75	1807	+20.2
37	Rockas, Elias	1734	FIN	−8B	−23B	+51N	=20N	−41B	+49N	+28B	−11N	−27B	3.5	36.0	38.0	11.50	1754	+8.4
38	Salvi, Tuomas	1725	FIN	−17B	+54N	=19B	−11B	−23N	+46B	+42N	−24B	−29N	3.5	36.0	37.5	11.00	1738	+1.8
39	Tocklin, Tomi	1859	FIN	−4N	+44B	−7N	+40B	=32N	−55B	=35N	−26B	=45N	3.5	35.0	36.5	12.75	1849	-7.8
40	Koivumaki, Marko	1744	FIN	−9B	=49N	+36B	−39N	−12B	=47N	+51B	−20N	=42B	3.5	33.0	35.0	10.50	1734	-3.8
41	Riekkinen, Keijo	1825	FIN	−6N	+52B	−53N	=23B	+37N	−29B	−24N	+48N	−25B	3.5	32.5	34.5	10.75	1735	-21.2
42	Vierjoki, Timo	1829	FIN	−21B	+43N	−30B	+46N	−33B	−36N	−38B	+52B	=40N	3.5	30.5	32.5	10.75	1696	-32.0
43	Ahtola, Aaron	1564	FIN	−2N	−42B	=48N	=51B	−46N	+52N	+47B	=29B	−33N	3.5	30.0	32.0	9.75	1693	+50.0
44	Kaunonen, Jouni	1692	FIN	−12B	−39N	+54B	−25N	−36B	+50N	=48B	−28N	+49B	3.5	30.0	31.5	8.00	1561	-22.8
45	Palviainen, Vaino	1763	FIN	−53N	=34B	−29N	+48B	=51N	−26B	+46N	−23B	=39B	3.5	29.5	31.5	11.25	1742	-12.0
46	Torvi, Markku	1769	FIN	−16N	−27B	+50N	−42B	+43B	−38N	−45B	=49N	+54B	3.5	28.5	30.0	8.75	1508	-90.0
47	Sjoskog, Tommy	1696	FIN	−14B	−31N	+52B	=36N	−20B	=40B	−43N	+54N	−34B	3.0	31.0	32.5	7.25	1550	-29.6
48	Palviainen, Sami	1724	FIN	−30B	−25N	=43B	−45N	+52B	=54N	=44N	−41B	=50N	3.0	27.0	28.5	7.50	1577	-55.2
49	Zhao, Yixuan	1500	FIN	−28N	=40B	−34N	+54B	−27N	−37B	=50N	=46B	−44N	2.5	29.5	31.0	6.25	1475	-6.4
50	Jarvela, Helmi	0	FIN	−24B	−35N	−46B	=52N	−54N	−44B	=49B	+51N	=48B	2.5	25.0	26.5	5.75	1593	0.0
51	Rantamo, Keijo	1816	FIN	=19B	−26N	−37B	=43N	=45B	−35B	−40N	−50B	=52N	2.0	30.0	32.0	7.00	1556	-47.6
52	Palviainen, Niilo	1501	FIN	−33B	−41N	−47N	=50B	−48N	−43B	+54B	−42N	=51B	2.0	25.0	26.5	3.75	1341	-34.8
53	Wilen, Eero	1984	FIN	+45B	−15N	+41B	−8N	F	F	F	F	F	2.0	22.0	22.0	7.00	1899	-8.8
54	Saari, Anton	0	FIN	−11N	−38B	−44N	−49N	+50B	=48B	−52N	−47B	−46N	1.5	27.0	29.0	4.00	1246	0.0
55	Heino, Juha	2092	FIN	F	F	F	F	F	+39N	=12B	F	F	1.5	9.0	9.0	6.25	2113	+1.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Zhang, YimingFIN
+92.0
6.0 pts · #5
2Salmi, MarkoFIN
+84.4
4.5 pts · #23
3Markkanen, JuhoFIN
+74.0
4.0 pts · #29

Top rating losers

1Torvi, MarkkuFIN
-90.0
3.5 pts · #51
2Jaakkola, NiklasFIN
-60.4
6.0 pts · #7
3Palviainen, SamiFIN
-55.2
3.0 pts · #46

Biggest upsets

R6+383 Elo gap
Tuominen, Matias1947 beat FMSalonen, Aku2330
R4+306 Elo gap
Moilanen, Teppo1902 beat Jaakkola, Niklas2208
R1+284 Elo gap
Kotilainen, Ari1924 beat Jaakkola, Niklas2208