CChessStats

Oberliga Ost 2025-2026 Dezember 2025

Team SwissStandard

81 players participated in this 2-round tournament, held from 06 Dec 2025 to 07 Dec 2025 in various, Germany. 52 titled players from 8 federations. Top 10 Elo average was 2446, and top seed was Dimitrios Mastrovasilis (๐Ÿ‡ฌ๐Ÿ‡ท GRE, GM, 2521).

Jonas Foerster (๐Ÿ‡ฉ๐Ÿ‡ช GER, 2218) won with 2.0/2, ahead of Jachym Smolik (2.0) and Alex Dac-Vuong Nguyen (2.0).

The biggest upset came in round 1: Kasimir Lieberwirth (2061) beat Henrik Rudolf (FM, 2296), a +235-point gap.

Location
๐Ÿ‡ฉ๐Ÿ‡ชvarious, Germany
Dates
06 Dec 2025 โ†’ 07 Dec 2025
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Team ยท 2 rounds
Top seed
๐Ÿ‡ฌ๐Ÿ‡ทGMDimitrios Mastrovasilis2521
Avg top 10
2,446
Participants
81
Titled players ยท 52
GMร—7
IMร—12
FMร—28
CMร—4
WGMร—1
Federations ยท 8 represented
๐Ÿ‡ฉ๐Ÿ‡ชGermanyร—59
๐Ÿ‡จ๐Ÿ‡ฟCzech Republicร—8
๐Ÿ‡ต๐Ÿ‡ฑPolandร—6
๐Ÿ‡ฌ๐Ÿ‡ทGreeceร—2
๐Ÿ‡น๐Ÿ‡ทTurkiyeร—1
๐Ÿ‡ง๐Ÿ‡ชBelgiumร—1
๐Ÿ‡ณ๐Ÿ‡ดNorwayร—1
๐Ÿ‡ฎ๐Ÿ‡ทIranร—1
Top 3
  • ๐Ÿฅ‡
    Jonas Foerster
    ๐Ÿ‡ฉ๐Ÿ‡ชGERยท2218
    2.0ptsยท2987perf+18.4
  • ๐Ÿฅˆ
    FMJachym Smolik
    ๐Ÿ‡จ๐Ÿ‡ฟCZEยท2388
    2.0ptsยท2979perf+4.7
  • ๐Ÿฅ‰
    IMAlex Dac-Vuong Nguyen
    ๐Ÿ‡ฉ๐Ÿ‡ชGERยท2365
    2.0ptsยท3204perf+11.0

Standings

Click row to expand ยท Cmd+click name for new tab
#PlayerFedEloPtsAvg opp.Perfฮ” Elo
4Foerster, Jonas๐Ÿ‡ฉ๐Ÿ‡ชGER22182.021872987+18.4
2FMSmolik, Jachym๐Ÿ‡จ๐Ÿ‡ฟCZE23882.021792979+4.7
5IMNguyen, Alex Dac-Vuong๐Ÿ‡ฉ๐Ÿ‡ชGER23652.024043204+11.0
1Heinz, Thomas๐Ÿ‡ฉ๐Ÿ‡ชGER20692.021732973+25.8
3IMSawlin, Leonid๐Ÿ‡ฉ๐Ÿ‡ชGER23952.022693069+6.6
6FMEilenberg, Jonas๐Ÿ‡ฉ๐Ÿ‡ชGER23172.022173017+14.6
7FMVitak, Jiri๐Ÿ‡จ๐Ÿ‡ฟCZE23682.021522952+9.4
8FMNeumeier, Lars๐Ÿ‡ฉ๐Ÿ‡ชGER23042.021912991+14.0
12FMGuth, Thomas๐Ÿ‡ฉ๐Ÿ‡ชGER22641.520562249-0.6
15Schuetze, Norman๐Ÿ‡ฉ๐Ÿ‡ชGER22691.521722365+5.2
13GMMuse, Mladen๐Ÿ‡ญ๐Ÿ‡ทCRO23631.522082401+0.9
16FMKitze, Alexander๐Ÿ‡ฉ๐Ÿ‡ชGER22771.524362629+18.4
18Herrmann, Arthur๐Ÿ‡ฉ๐Ÿ‡ชGER21721.521962389+22.0
14Hassemeier, Mika๐Ÿ‡ฉ๐Ÿ‡ชGER21131.522412434+16.8
17GMTazbir, Marcin๐Ÿ‡ต๐Ÿ‡ฑPOL25061.524032596+2.4
11IMKonopka, Michal๐Ÿ‡จ๐Ÿ‡ฟCZE23231.521982391+1.6
9FMStinka, Jakub๐Ÿ‡จ๐Ÿ‡ฟCZE23751.521762369-0.2
10IMLauber, Arnd๐Ÿ‡ฉ๐Ÿ‡ชGER24011.522172410+0.2
40FMRoesemann, Rainer๐Ÿ‡ฉ๐Ÿ‡ชGER22861.023932393+5.8
22Proehl, Holger๐Ÿ‡ฉ๐Ÿ‡ชGER23121.022872287-0.7
41IMSchmidek, Emil๐Ÿ‡ฉ๐Ÿ‡ชGER24331.023902390-1.2
20Zaehringer, Daniel๐Ÿ‡ฉ๐Ÿ‡ชGER21671.023652365+10.2
27Lieberwirth, Kasimir๐Ÿ‡ฉ๐Ÿ‡ชGER20611.022572257+10.0
43Sykora, Ondrej๐Ÿ‡จ๐Ÿ‡ฟCZE21461.020772077-4.0
23CMZobel, Christian๐Ÿ‡ฉ๐Ÿ‡ชGER20331.022212221+19.6
19GMRabiega, Robert๐Ÿ‡ฉ๐Ÿ‡ชGER24651.023102310-4.1
30FMDauth, Benjamin๐Ÿ‡ฉ๐Ÿ‡ชGER22331.020902090-7.6
35GMMastrovasilis, Dimitrios๐Ÿ‡ฌ๐Ÿ‡ทGRE25211.024762476-1.2
44Fischer, Erik๐Ÿ‡ฉ๐Ÿ‡ชGER21001.021872187+4.6
25Henning, Marvin๐Ÿ‡ฉ๐Ÿ‡ชGER21441.023462346+10.4
28Poessel, Christian๐Ÿ‡ฉ๐Ÿ‡ชGER20121.021872187+8.8
36IMFruebing, Stefan๐Ÿ‡ฉ๐Ÿ‡ชGER23101.022502250-1.7
21FMNatsidis, Christoph๐Ÿ‡ฉ๐Ÿ‡ชGER23431.024362436+5.2
39GMRichter, Michael๐Ÿ‡ฉ๐Ÿ‡ชGER23901.022692269-3.3
31GMPlat, Vojtech๐Ÿ‡ธ๐Ÿ‡ฐSVK24611.022952295-4.4
37Post, Hugo๐Ÿ‡ฉ๐Ÿ‡ชGER21761.023442344+8.8
33IMSzelag, Marcin๐Ÿ‡ต๐Ÿ‡ฑPOL23941.023123112+3.9
38IMAhmadinia, Ebrahim๐Ÿ‡ฎ๐Ÿ‡ทIRI24051.022713071+3.2
24FMGroetzbach, Julian๐Ÿ‡ฉ๐Ÿ‡ชGER21761.020182818+5.8
26FMMoritz, Aron๐Ÿ‡ฉ๐Ÿ‡ชGER22951.022853085+9.8
29FMMaetzkow, Maximilian Paul๐Ÿ‡ฉ๐Ÿ‡ชGER22541.020152815+4.0
32FMTschernatsch, Johannes๐Ÿ‡ฉ๐Ÿ‡ชGER23101.020732873+4.0
34FMSeils, Joerg๐Ÿ‡ฉ๐Ÿ‡ชGER23021.020842884+2.2
42FMGlantz, Robert๐Ÿ‡ฉ๐Ÿ‡ชGER23801.022573057+6.6
49Schnabel, Ralf๐Ÿ‡ฉ๐Ÿ‡ชGER21910.523562163-1.4
55Richter, Leonard๐Ÿ‡ฉ๐Ÿ‡ชGER22120.523592166-2.2
59Heinz, Juergen๐Ÿ‡ฉ๐Ÿ‡ชGER20670.523012108+1.4
50IMBruedigam, Martin๐Ÿ‡ฉ๐Ÿ‡ชGER23750.523902197-4.6
62Melestean, Timur๐Ÿ‡ฉ๐Ÿ‡ชGER22050.523492156-4.8
65Niegsch, Nicolas๐Ÿ‡ฉ๐Ÿ‡ชGER22710.523842191-3.8
57IMPoltorak, Sebastian๐Ÿ‡ต๐Ÿ‡ฑPOL24070.523102117-7.7
64IMThinius, Marco๐Ÿ‡ฉ๐Ÿ‡ชGER23580.521741981-9.8
48Vltavsky, Vladimir๐Ÿ‡จ๐Ÿ‡ฟCZE21100.520561863-12.8
52WGMZawadzka, Jolanta๐Ÿ‡ต๐Ÿ‡ฑPOL23110.524282235-1.9
53FMChatzidakis, Mihail๐Ÿ‡ฌ๐Ÿ‡ทGRE23290.521601967-18.8
46FMStein, Robert๐Ÿ‡ฉ๐Ÿ‡ชGER24140.524042211-5.2
58IMThiede, Lars๐Ÿ‡ฉ๐Ÿ‡ชGER23560.522152022-8.6
56FMCerveny, Petr๐Ÿ‡จ๐Ÿ‡ฟCZE22770.524612461+2.4
63GMGlek, Igor๐Ÿ‡ง๐Ÿ‡ชBEL24460.525212521+1.0
45FMDathe, Frederick๐Ÿ‡ฉ๐Ÿ‡ชGER22810.522162216-1.8
54Kyritz, Michael๐Ÿ‡ฉ๐Ÿ‡ชGER21360.522862286+4.0
60CMMatthes, Aaron๐Ÿ‡ฉ๐Ÿ‡ชGER22860.521362136-4.0
61FMMoeller, Hendrik๐Ÿ‡ฉ๐Ÿ‡ชGER22160.522812281+1.8
47Hentze, Markus๐Ÿ‡ฉ๐Ÿ‡ชGER21170.523562356+6.0
51Djordjevic, Stevan๐Ÿ‡ฉ๐Ÿ‡ชGER00.5209320930.0
72FMKunze, Carlo๐Ÿ‡ฉ๐Ÿ‡ชGER22360.023361536-14.6
68CMTiarks, Jann-Christian๐Ÿ‡ฉ๐Ÿ‡ชGER22220.023591559-12.8
81FMSolberg, Joachim๐Ÿ‡ณ๐Ÿ‡ดNOR21460.023401540-10.0
73Pallas, Sebastian๐Ÿ‡ฉ๐Ÿ‡ชGER22520.023931593-12.4
77FMLudvik, Tomas๐Ÿ‡จ๐Ÿ‡ฟCZE22850.025061706-4.4
71CMUgorek, Kacper๐Ÿ‡ต๐Ÿ‡ฑPOL22480.021131313-27.2
75Hoerr, Matthias๐Ÿ‡ฉ๐Ÿ‡ชGER20840.022241424-12.6
70FMPrzybylski, Wojciech๐Ÿ‡ต๐Ÿ‡ฑPOL23420.021671367-14.6
66Waldmann, Hans-Joachim๐Ÿ‡ฉ๐Ÿ‡ชGER22850.022951495-9.8
67Bashtavy, Anton๐Ÿ‡ฉ๐Ÿ‡ชGER20150.022541454-8.0
69Gelman, Josef๐Ÿ‡ฉ๐Ÿ‡ชGER20730.023091509-4.0
74FMBuyukasik, Diyap๐Ÿ‡น๐Ÿ‡ทTUR22570.023801580-6.6
76FMPeters, Andreas๐Ÿ‡ฉ๐Ÿ‡ชGER22300.023101510-7.8
80Hoermann, David๐Ÿ‡ฉ๐Ÿ‡ชGER20170.021761376-5.8
79Mueller, Michael๐Ÿ‡ฉ๐Ÿ‡ชGER21990.020691269-13.6
78FMRudolf, Henrik๐Ÿ‡ฉ๐Ÿ‡ชGER22960.020611261-15.8

Key insights

Biggest movers and upsets โ€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
Oberliga Ost 2025-2026 Dezember 2025 โ€” various, Germany | Chess Tournament Results | ChessStats