CChessStats

19. Werner-Obermeyer-Open Ortenburg 2025 Gruppe A

SwissStandard

15 players participated in this 5-round tournament, held from 12 Sept 2025 to 14 Sept 2025 in Ortenburg, Germany. 8 titled players from 6 federations. Top 10 Elo average was 2277, and top seed was Oleg Korneev (🇪🇸 ESP, GM, 2441).

Leonid Milov (🇩🇪 GER, GM, 2390) won with 3.5/5, ahead of Oleg Korneev (3.5) and Jaka Brilej (3.5). Milov shared the lead from round 3, winning on tie-break.

The biggest upset came in round 2: Benedikt Muschik (FM, 2292) beat Petr Haba (GM, 2409), a +117-point gap.

Location
🇩🇪Ortenburg, Germany
Dates
12 Sept 2025 → 14 Sept 2025
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 5 rounds
Top seed
🇪🇸GMOleg Korneev2441
Avg top 10
2,277
Participants
15
Titled players · 8
GM×3
FM×4
CM×1
Federations · 6 represented
🇩🇪Germany×10
🇪🇸Spain×1
🇺🇸United States of America×1
🇨🇿Czech Republic×1
🇸🇮Slovenia×1
🇦🇹Austria×1
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 5 players tied at 3.5/5, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 5 at the finish.

Co-leaders
5
3
3
4
5
1.52.545R1R2R3R4R5
R5 · TIEBREAK CLUSTER

5 players finish on 3.5/5. Milov takes the title on Buchholz Cut1 (13.0).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

GM Leonid Milov beat Moritz Stoettner (Black).

R3–R5 · WIN STREAK

Moritz Stoettner won 3 in a row (R3–R5).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1GMLeonid Milov*
1
½
2Moritz Stoettner
0
*
3GMPetr Haba*
½
4GMOleg Korneev
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Milov, LeonidGM2390GER=9B+5N+7N=2B=3B3.513.015.510.752440+3.8
2Korneev, OlegGM2441ESP+11B+10N=3B=1N=4B3.512.514.59.252422+0.2
3Brilej, JakaFM2357SLO+15N+6B=2N=7B=1N3.512.512.57.752439+11.6
4Haba, PetrGM2409CZE+12N7B+8N+6B=2N3.511.513.08.752375-1.0
5Stoettner, Moritz2270GER=8N1B+12N+9B+7N3.511.012.57.752341+9.8
6Stoettner, LukasFM2217GER+14B3N+10B4N+11B3.011.011.54.502271+7.6
7Muschik, BenediktFM2292GER+13B+4N1B=3N5B2.514.015.06.252291+0.6
8Weiss, Thomas2070GER=5B+9N4B+11N10B2.511.513.56.252191+14.4
9Pryvalov, IvanCM2095GER=1N8B+15N5N+14B2.510.010.02.252177+10.0
10Jiang, BrandonFM2015USAF2B6N+13B+8N2.010.010.03.502183+31.2
11Aumueller, Naum2168GER2N+15B+14N8B6N2.09.59.50.502105-19.2
12Schork, Stefan2111GER4B+13N5B=14NF1.58.58.51.252102-2.8
13Kaiser, Richard2031GER7N12BF10N+15B1.06.06.00.001939-9.6
14Gschwandtl, Alexander2046AUT6NF11B=12B9N0.59.09.00.751826-37.6
15Walter, Thomas2110GER3B11N9BF13N0.09.09.00.001363-34.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets