Rilton Open 2025-2026

Open SwissStandard

62 players participated in this 7-round tournament, held from 28 Dec 2025 to 30 Dec 2025 in Stockholm, Sweden. 5 titled players from 8 federations. Top 10 Elo average was 2148, and top seed was Johan Eriksson (🇸🇪 SWE, IM, 2372).

Leo Crevatin (🇸🇪 SWE, FM, 2238) won with 6.0/7, ahead of Gustav Carlsson (5.5) and Joakim Nilsson (5.5). Crevatin clinched sole first place in the final round.

The biggest upset came in round 5: Maria Helena Rudiger (1550) beat Cristine Rose Isurina Mariano (WIM, 1997), a +447-point gap.

Location

🇸🇪Stockholm, Sweden

Dates

28 Dec 2025 → 30 Dec 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 7 rounds

Top seed

🇸🇪IMJohan Eriksson2372

Avg top 10

2,148

Participants

Titled players · 5

IM×1

FM×3

WIM×1

Federations · 8 represented

🇸🇪Sweden×45

🇳🇴Norway×4

🇯🇴Jordan×2

🇩🇪Germany×2

🇪🇸Spain×1

🇪🇪Estonia×1

🇵🇭Philippines×1

🇵🇱Poland×1

Top 3

🥇
FMLeo Crevatin
🇸🇪SWE·2238
6.0pts·2296perf+9.8
🥈
Gustav Carlsson
🇸🇪SWE·2095
5.5pts·2284perf+33.0
🥉
FMJoakim Nilsson
🇸🇪SWE·2240
5.5pts·2330perf+16.8

How it unfolded

Top 6 · 7 rounds

FM Leo Crevatin led from R7; +0.5-point edge over the runner-up.

Co-leaders

Crevatin6Carlsson5.5Nilsson5.5Eriksson5.5Tuomainen5.5Mortensen5.5

R6 · LEADER CHANGE30 Dec

Gustav Carlsson takes the sole lead (5.5/6).

R7 · HEAD-TO-HEAD · WINNER VS 2ND

FM Leo Crevatin beat Gustav Carlsson (White).

WIN STREAKS · 3 top finishers

FM Leo Crevatin 3 wins (R1–R3)Gustav Carlsson 3 wins (R1–R3)FM Joakim Nilsson 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMLeo Crevatin	*	1	½	—
2Gustav Carlsson	0	*	½	—
3FMJoakim Nilsson	½	½	*	½
4IMJohan Eriksson	—	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Crevatin, LeoFM	2238	SWE	+34N	+7B	+37N	=6B	=3N	+15B	+2B	6.0	29.0	32.0	26.50	2296	+9.8
2	Carlsson, Gustav	2095	SWE	+20B	+22N	+8B	=3B	+6N	+5B	−1N	5.5	31.5	35.5	26.75	2284	+33.0
3	Nilsson, JoakimFM	2240	SWE	+33B	+23N	+19B	=2N	=1B	+11N	=4B	5.5	29.5	33.0	24.50	2330	+16.8
4	Eriksson, JohanIM	2372	SWE	+16N	+13B	=36N	+12B	=5N	+7B	=3N	5.5	29.0	32.0	25.00	2285	-4.4
5	Tuomainen, FelixFM	2212	SWE	+38B	+14N	+18B	+15N	=4B	−2N	+10B	5.5	28.0	31.0	22.75	2214	+4.0
6	Mortensen, Michael	1966	NOR	+46B	+56N	+11B	=1N	−2B	+18N	+27B	5.5	27.0	28.0	19.50	2221	+80.0
7	Abdel Munem Abu Hazeem	1926	JOR	+48B	−1N	+38B	+26N	+22B	−4N	+17B	5.0	26.5	29.0	17.50	2133	+37.6
8	Sanada, Tetsuaki	1968	JPN	+62N	+32B	−2N	−16B	+38N	+30B	+15N	5.0	23.5	23.5	14.00	2027	+11.6
9	Granath, Jonas	2035	SWE	=55N	+45B	−12N	+49B	+21N	=10B	+20N	5.0	22.5	24.0	16.50	1992	-5.2
10	Hernandez Herrera, Ruben Idafe	1836	ESP	−17B	+42N	+23B	+14N	+19B	=9N	−5N	4.5	27.0	30.0	18.00	2092	+39.6
11	Gerlach, Felix	2156	GER	+31N	+21B	−6N	+36B	+16N	−3B	=13N	4.5	27.0	30.0	16.75	2073	-11.6
12	Winfridsson, Hakan	1952	SWE	=47B	+51N	+9B	−4N	+31B	=27N	=14B	4.5	25.0	27.5	16.50	2035	+15.4
13	Demir, Hilmi Mustafa	1932	TUR	+28B	−4N	+47B	=24N	=17B	+39N	=11B	4.5	25.0	27.5	15.75	2039	+20.6
14	Palmestig, Henrik	1932	SWE	+43N	−5B	+50N	−10B	+44N	+37B	=12N	4.5	23.5	26.0	13.75	1985	+11.8
15	Zarzecki, Dymitr Stanislaw	1805	POL	+35B	+25N	+17B	−5B	+36N	−1N	−8B	4.0	28.0	31.0	14.50	2112	+52.6
16	Harshavardhini, M.S.	1859	SWE	−4B	+28N	+35B	+8N	−11B	=19N	=18B	4.0	27.0	30.5	16.50	2053	+34.4
17	Melde, Benjamin	2053	GER	+10N	+29B	−15N	=21B	=13N	+25B	−7N	4.0	26.0	30.0	16.75	1946	-18.8
18	Harila, Per	1992	SWE	+50N	+30B	−5N	=32B	+29N	−6B	=16N	4.0	26.0	28.5	13.75	1976	-2.6
19	Wedenberg, Oliver	2032	SWE	+49B	+26N	−3N	+30B	−10N	=16B	=29N	4.0	25.5	28.0	14.00	1971	-10.4
20	Golatkar Aditya	1841	IND	−2N	+52B	−21N	+57B	+23B	+22N	−9B	4.0	24.5	25.5	11.00	1907	+11.0
21	Evertsson, Rune	1909	SWE	+53B	−11N	+20B	=17N	−9B	+49N	=24B	4.0	24.0	26.0	12.50	1952	+10.2
22	Eriksson, Alexander	1913	SWE	+52N	−2B	+45N	+37B	−7N	−20B	+39N	4.0	23.5	25.5	11.00	1901	+0.4
23	Sjostrand, Joel	1946	SWE	+41N	−3B	−10N	+43B	−20N	+52B	+45N	4.0	23.0	25.0	11.00	1818	-18.6
24	Wickstrom, Carina	1907	SWE	+61N	−36B	+40N	=13B	−25N	+32B	=21N	4.0	22.0	22.0	10.75	1898	-1.2
25	Lejhall, Jens	1960	SWE	+40N	−15B	=31N	+39N	+24B	−17N	=46B	4.0	21.5	24.5	13.25	1888	-11.6
26	Enholm, Herman	1901	SWE	+59N	−19B	+41N	−7B	=46N	+34B	=36N	4.0	21.5	22.0	10.00	1865	-5.0
27	Fang, Andy	1977	SWE	=51B	−47N	+57N	+48B	+32N	=12B	−6N	4.0	21.0	22.0	10.50	1792	-25.8
28	Satherblom, Marco	1617	SWE	−13N	−16B	+59N	+50B	−30N	+44B	+37N	4.0	20.5	21.0	9.00	1878	+37.2
29	Arulmaran, Abishan	1905	NOR	+42B	−17N	=49B	+51N	−18B	+48N	=19B	4.0	20.0	22.5	11.25	1867	-4.2
30	Abu-Hazeem, M.	1898	JOR	+54B	−18N	+44B	−19N	+28B	−8N	=33B	3.5	23.5	25.5	10.75	1822	-12.2
31	Karlsson, Sven-Ake	1844	SWE	−11B	+53N	=25B	+47N	−12N	−36B	+50N	3.5	21.0	23.0	9.00	1862	+3.6
32	Hellstrom, Peter	1864	SWE	+58B	−8N	+56B	=18N	−27B	−24N	+42B	3.5	21.0	22.0	7.00	1639	-19.4
33	Stavem, Sigurd Hoystad	1859	NOR	−3N	−41B	+53N	+52B	−37N	+43B	=30N	3.5	20.0	22.0	8.75	1774	-28.4
34	Emanuelsson, Aron	1851	SWE	−1B	=48N	−51B	+55N	+47B	−26N	+49B	3.5	20.0	21.5	7.75	1814	-7.8
35	Isurina Mariano, Cristine RoseWIM	1997	PHI	−15N	+55B	−16N	=40B	−48N	+41B	+47N	3.5	19.0	20.5	8.50	1713	-45.8
36	Strand, Sixten	2047	SWE	F	+24N	=4B	−11N	−15B	+31N	=26B	3.0	25.5	25.5	12.25	1997	-17.2
37	Malmsten, Hans	1995	SWE	+44B	+39N	−1B	−22N	+33B	−14N	−28B	3.0	25.0	28.0	9.50	1840	-28.2
38	Storskog, Thomas	1846	SWE	−5N	+43B	−7N	+41B	−8B	−46N	+52N	3.0	24.5	26.5	8.00	1748	-18.8
39	Hamilton, Olov	1871	SWE	+57N	−37B	+60N	−25B	+45N	−13B	−22B	3.0	19.5	20.0	4.50	1657	-26.2
40	Garcia Martin, Kevin	1677	SWE	−25B	+58N	−24B	=35N	=50B	−42N	+54B	3.0	19.0	20.0	6.00	1718	+5.6
41	Ohrn, Martin	1620	SWE	−23B	+33N	−26B	−38N	+56B	−35N	+58B	3.0	19.0	20.0	5.50	1670	+4.2
42	Fast Dahnberg, Lucas	0	SWE	−29N	−10B	−43N	+59B	+57N	+40B	−32N	3.0	19.0	19.5	4.50	1537	0.0
43	Ros Persson, Viktor	1607	SWE	−14B	−38N	+42B	−23N	+60B	−33N	+56N	3.0	19.0	19.5	4.50	1096	-25.6
44	Sundberg, Terje	1803	SWE	−37N	+59B	−30N	+58B	−14B	−28N	+48B	3.0	18.5	19.0	4.00	1558	-60.0
45	Ogbekene, Edmund	1685	SWE	+60B	−9N	−22B	+56N	−39B	+58N	−23B	3.0	18.0	18.5	2.50	1141	-15.2
46	Le Doan, Minh Thuc	1711	SWE	−6N	−57B	F	+60N	=26B	+38B	=25N	3.0	18.0	18.0	7.50	1918	+42.0
47	Ekbom, Mikael	1624	SWE	=12N	+27B	−13N	−31B	−34N	+57B	−35B	2.5	23.5	24.5	7.25	1733	+23.6
48	Rudiger, Maria Helena	1550	EST	−7N	=34B	+55N	−27N	+35B	−29B	−44N	2.5	23.0	24.5	6.75	1783	+64.8
49	Tarighati, Ala	1807	SWE	−19N	+61B	=29N	−9N	+51B	−21B	−34N	2.5	23.0	23.0	4.50	1724	-13.2
50	Stuborn, Calle	1779	SWE	−18B	+54N	−14B	−28N	=40N	+51B	−31B	2.5	21.5	23.5	6.00	1612	-52.4
51	Torstad, Eivind Heggelund	1768	NOR	=27N	−12B	+34N	−29B	−49N	−50N	+55B	2.5	21.0	22.5	7.00	1766	-1.2
52	Oronez, Gabriel	1544	SWE	−22B	−20N	+54B	−33N	+55B	−23N	−38B	2.0	20.5	22.0	3.50	1595	+8.0
53	Rubin, Mattias	1515	SWE	−21N	−31B	−33B	−54N	+59N	−56B	+57N	2.0	15.0	15.5	1.50	1071	-12.8
54	Larsson Kakuli,John	0	SWE	−30N	−50B	−52N	+53B	−58N	+60B	−40N	2.0	14.0	14.5	2.50	1443	0.0
55	Sjolander, Bo	1808	SWE	=9B	−35N	−48B	−34B	−52N	+59B	−51N	1.5	19.0	19.5	3.00	1390	-52.0
56	Wang, Jiarui	0	SWE	F	−6B	−32N	−45B	−41N	+53N	−43B	1.0	20.0	20.0	2.00	1436	0.0
57	Razavi, Arman	0	SWE	−39B	+46N	−27B	−20N	−42B	−47N	−53B	1.0	19.5	21.5	3.00	1483	0.0
58	FIDE 563004046	0	—	−32N	−40B	F	−44N	+54B	−45B	−41N	1.0	17.5	17.5	2.00	930	0.0
59	Horn, Idun	0	SWE	−26B	−44N	−28B	−42N	−53B	−55N	=60N	0.5	17.5	18.0	0.25	929	0.0
60	Waltre,August	0	SWE	−45N	F	−39B	−46B	−43N	−54N	=59B	0.5	14.5	14.5	0.25	919	0.0
61	FIDE 5798337	0	—	−24B	−49N	F	F	F	F	F	0.0	9.5	9.5	0.00	1058	0.0
62	Hognabba, Edvin	1715	SWE	−8B	F	F	F	F	F	F	0.0	5.0	5.0	0.00	1168	-7.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Mortensen, MichaelNOR
+80.0
5.5 pts · #10
2Rudiger, Maria HelenaEST
+64.8
2.5 pts · #38
3Zarzecki, Dymitr StanislawPOL
+52.6
4.0 pts · #21

Top rating losers

1Sundberg, TerjeSWE
-60.0
3.0 pts · #47
2Stuborn, CalleSWE
-52.4
2.5 pts · #41
3Sjolander, BoSWE
-52.0
1.5 pts · #53

Biggest upsets

R5+447 Elo gap
Rudiger, Maria Helena1550 beat WIMIsurina Mariano, Cristine Rose1997
R7+378 Elo gap
Satherblom, Marco1617 beat Malmsten, Hans1995
R2+353 Elo gap
Ekbom, Mikael1624 beat Fang, Andy1977