2. Oberliga Ost 2025-2026 Staffel B September 2025

Team SwissStandard

82 players participated in this 2-round tournament, held from 27 Sept 2025 to 28 Sept 2025 in various, Germany. 28 titled players from 6 federations. Top 10 Elo average was 2328, and top seed was Stefan Mazur (🇸🇰 SVK, IM, 2408).

Daniel Siedentopf (🇩🇪 GER, FM, 2226) won with 2.0/2, ahead of Stefan Mazur (2.0) and Karol Michalski (2.0).

The biggest upset came in round 2: Jakob Matthaei (2163) beat Marcin Steczek (FM, 2332), a +169-point gap.

Location

🇩🇪various, Germany

Dates

27 Sept 2025 → 28 Sept 2025

Time control

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

System

Team · 2 rounds

Top seed

🇸🇰IMStefan Mazur2408

Avg top 10

2,328

Participants

Titled players · 28

IM×4

FM×14

CM×8

WIM×1

WCM×1

Federations · 6 represented

🇩🇪Germany×65

🇵🇱Poland×12

🇸🇰Slovakia×2

🇺🇦Ukraine×1

🇪🇨Ecuador×1

🇦🇹Austria×1

Top 3

🥇
FMDaniel Siedentopf
🇩🇪GER·2226
2.0pts·2962perf+16.4
🥈
IMStefan Mazur
🇸🇰SVK·2408
2.0pts·3047perf+5.9
🥉
Karol Michalski
🇵🇱POL·2012
2.0pts·2816perf+20.2

Standings

Click row to expand · Cmd+click name for new tab

#	Player	Fed	Elo	Pts	Avg opp.	Perf	Δ Elo
6	FMSiedentopf, Daniel	🇩🇪GER	2226	2.0	2162	2962	+16.4
1	IMMazur, Stefan	🇸🇰SVK	2408	2.0	2247	3047	+5.9
2	Michalski, Karol	🇵🇱POL	2012	2.0	2016	2816	+20.2
5	FMPenzold, Andreas	🇩🇪GER	2357	2.0	2289	3089	+8.1
3	Beduschi, Ben	🇩🇪GER	2001	2.0	2088	2888	+49.6
4	FMRudolf, Sebastian	🇩🇪GER	2251	2.0	2199	2999	+17.0
8	FMSroczynski, Maciej	🇵🇱POL	2236	1.5	2106	2299	+3.0
13	FMKapp, Martin	🇩🇪GER	2156	1.5	2128	2321	+8.6
12	Butscher, Daniel	🇩🇪GER	2114	1.5	1987	2180	+3.0
16	Kaiser, Dieter	🇩🇪GER	2172	1.5	2089	2282	+5.4
18	Kruts, Hryhoriy	🇺🇦UKR	1980	1.5	2008	2201	+23.2
20	IMBures, Jaroslav	🇸🇰SVK	2380	1.5	2193	2386	+0.6
7	Ellinger, Maximilian	🇩🇪GER	2140	1.5	1911	2104	0.0
10	Beyer, Wolfgang	🇩🇪GER	2001	1.5	1935	2128	+12.8
11	Shikhman, Vladimir, Prof.	🇩🇪GER	2127	1.5	1935	2128	+0.8
14	Hutsch, Oliver	🇩🇪GER	2124	1.5	1922	2115	+0.8
9	Lieberwirth, Kasimir	🇩🇪GER	2045	1.5	2168	2361	+16.4
15	Ader, Gunter	🇩🇪GER	2030	1.5	1979	2172	+7.0
17	Preissler, Niklas	🇩🇪GER	2148	1.5	2199	2392	+13.0
19	CMSzyszylo, Rafal	🇵🇱POL	2114	1.5	2088	2281	+8.4
22	FMLutz, Ruben	🇩🇪GER	2306	1.0	2287	2287	-1.0
29	CMBeyer, Lorenz	🇩🇪GER	2162	1.0	2286	2286	+12.4
31	Mehner, Lorenz	🇩🇪GER	1993	1.0	1988	1988	-0.4
44	Alahmad, Fadi	🇩🇪GER	2080	1.0	2147	2147	+7.2
21	WCMMichalska, Lena	🇵🇱POL	1855	1.0	2064	2064	+21.2
39	Greger, Ubald	🇩🇪GER	2082	1.0	2132	2132	+2.8
30	WIMWagenschuetz, Evelyn	🇪🇨ECU	2029	1.0	2070	2070	+2.2
37	FMDudzinski, Piotr	🇵🇱POL	2335	1.0	2279	2279	-3.0
34	Leck, Jakob	🇩🇪GER	2046	1.0	2078	2078	+1.6
32	Jablonowski, Christoph	🇩🇪GER	1998	1.0	2049	2049	+2.8
24	Limpert, Michael	🇩🇪GER	2103	1.0	2070	2070	-1.8
28	FMWlodarczyk, Oskar	🇵🇱POL	2233	1.0	2159	2159	-4.0
35	CMLaemmel, Sebastian	🇩🇪GER	2202	1.0	2155	2155	-2.6
36	Ehrig, Leon Chris	🇩🇪GER	2116	1.0	2155	2155	+4.0
45	Schulz, Jannis	🇩🇪GER	2076	1.0	2159	2159	+4.6
27	Lutz, Rene	🇩🇪GER	2038	1.0	2077	2077	+2.2
40	Rudolf, Matthias, Dr.	🇩🇪GER	2101	1.0	2001	2001	-5.2
42	Kulke, Tobias	🇩🇪GER	2160	1.0	2008	2008	-8.2
46	Goessler, Markus	🇦🇹AUT	2177	1.0	2193	2193	+0.8
26	Matthaei, Jakob	🇩🇪GER	2163	1.0	2247	2247	+4.4
38	FMRausch, Stephan	🇩🇪GER	2216	1.0	2289	2289	+4.0
41	Matthes, Benjamin	🇩🇪GER	1964	1.0	2016	2016	+2.8
25	Zimmermann, Rene, Dr.	🇩🇪GER	2205	1.0	1982	2782	+4.4
23	Karius, Thomas	🇩🇪GER	2229	1.0	2218	3018	+9.6
33	Luebke, Florentin	🇩🇪GER	2198	1.0	2227	3027	+21.6
43	FMHerbrig, Alexander	🇩🇪GER	2292	1.0	2347	3147	+11.6
50	Fehlhammer, Michael	🇩🇪GER	2096	0.5	2058	1865	-24.0
62	Udelnov, Valentin	🇩🇪GER	2217	0.5	2200	2007	-22.0
51	IMSchoene, Ralf	🇩🇪GER	2243	0.5	2162	1969	-7.1
60	Dietze, Frank	🇩🇪GER	1975	0.5	2072	1879	-4.6
57	Skupin, Christian	🇩🇪GER	1982	0.5	2118	1925	-3.0
49	Beyer, Clemens	🇩🇪GER	1986	0.5	2070	1877	-5.6
56	Hoffmann, Kay	🇩🇪GER	2051	0.5	2279	2086	+2.0
61	Eidner, Falk	🇩🇪GER	2055	0.5	2128	1935	-6.2
63	Fruth, David	🇩🇪GER	2098	0.5	2144	1951	-15.2
66	Fadeev, Justin Michael	🇩🇪GER	2021	0.5	2106	1913	-10.8
69	Trenner, Rolf	🇩🇪GER	2132	0.5	2120	1927	-10.6
54	Genkin, Michael	🇩🇪GER	2238	0.5	2045	2045	-5.0
70	Ledfuss, Guntram	🇩🇪GER	1984	0.5	2022	1829	-7.8
53	Kempe, Caius Emilian	🇩🇪GER	2067	0.5	2106	1913	-15.6
47	Piersig, Hans-Juergen	🇩🇪GER	2051	0.5	2038	2038	-0.4
48	Stahr, Ralf-Peter	🇩🇪GER	2048	0.5	1904	1904	-3.8
52	CMBielinski, Dariusz	🇵🇱POL	2125	0.5	2081	2081	-1.2
55	Herbrig, Thomas	🇩🇪GER	1904	0.5	2048	2048	+3.8
58	CMDabrowski, Grzegorz	🇵🇱POL	2118	0.5	2000	2000	-3.2
59	Steger, Lukas Daniel	🇩🇪GER	2081	0.5	2125	2125	+2.4
64	Hempel, Lorenz	🇩🇪GER	2000	0.5	2118	2118	+6.4
65	CMPryvalov, Ivan	🇩🇪GER	2095	0.5	1970	1970	-3.4
68	CMKaraszewski, Gabriel	🇵🇱POL	1970	0.5	2095	2095	+6.8
67	Sasse, Leon	🇩🇪GER	1899	0.5	2101	2101	+5.2
71	FMSchenk, Alexander	🇩🇪GER	2079	0.0	2058	1258	-21.2
75	Roemling, Sven	🇩🇪GER	2181	0.0	2200	1400	-19.0
77	Weisspflog, Janek, Dr.	🇩🇪GER	2038	0.0	1988	1188	-22.8
79	FMZwahr, Paul	🇩🇪GER	2272	0.0	2287	1487	-19.2
82	FMSteczek, Marcin	🇵🇱POL	2332	0.0	2286	1486	-11.2
76	Noack, Thomas	🇩🇪GER	2014	0.0	2064	1264	-17.4
72	Hinkel, Lukas	🇩🇪GER	1734	0.0	2134	1334	-3.2
73	CMJagodzinski, Piotr	🇵🇱POL	2227	0.0	2198	1398	-10.8
78	IMAliavdin, Nikolai	🇵🇱POL	2347	0.0	2292	1492	-5.8
80	FMKleeschaetzky, Rainer	🇩🇪GER	2218	0.0	2229	1429	-9.6
74	Vetter, Elias	🇩🇪GER	1761	0.0	2124	1324	-2.0
81	Shelekhov, Vladimir	🇩🇪GER	0	0.0	2004	1204	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Beduschi, BenGER
+49.6
2.0 pts · #3
2Kruts, HryhoriyUKR
+23.2
1.5 pts · #18
3Luebke, FlorentinGER
+21.6
1.0 pts · #33

Top rating losers

1Fehlhammer, MichaelGER
-24.0
0.5 pts · #50
2Weisspflog, Janek, Dr.GER
-22.8
0.0 pts · #77
3Udelnov, ValentinGER
-22.0
0.5 pts · #62

Biggest upsets

R2+169 Elo gap
Matthaei, Jakob2163 beat FMSteczek, Marcin2332