CCM Oster-Open 2026
Open SwissStandard
20 players participated in this 7-round tournament, held from 04 Apr 2026 to 07 Apr 2026 in Muenchen, Germany. Top 10 Elo average was 1805, and top seed was Gerhard Riewe (🇩🇪 GER, 2046).
Daniel Koernlein (🇩🇪 GER, 1951) won with 5.0/7, ahead of Jan Komarov (5.0) and Gerhard Riewe (4.5). Koernlein took the lead from round 6, winning on tie-break.
The biggest upset came in round 4: Dirk Kampfmeier (1789) beat Cherin Sakkal (1933), a +144-point gap.
Location
🇩🇪Muenchen, Germany
Dates
04 Apr 2026 → 07 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇩🇪Germany×18
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R6; 2 players tied at 5.0/7, decided on Buchholz.
Co-leaders
10
4
1
1
1
1
2
R6 · LEADER CHANGE06 Apr
Daniel Koernlein takes the sole lead (5.0/6).
R7 · TIEBREAK CLUSTER
2 players finish on 5.0/7. Koernlein takes the title on Buchholz Cut1 (23.0).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Daniel Koernlein beat Jan Komarov (Black).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Daniel Koernlein | * | 1 | 0 | — |
| 2Jan Komarov | 0 | * | ½ | 1 |
| 3Gerhard Riewe | 1 | ½ | * | — |
| 4David Zimmer | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Koernlein, Daniel, Dr. | 1951 | GER | +13N | +9B | −3N | +7B | +2N | +5B | F | 5.0 | 23.0 | 23.0 | 18.50 | 2094 | +34.4 |
| 2 | Komarov, Jan | 1859 | GER | +15N | +10B | =17N | =3B | −1B | +8N | +6B | 5.0 | 22.0 | 24.0 | 15.75 | 1870 | +2.2 |
| 3 | Riewe, Gerhard | 2046 | GER | +18B | +5N | +1B | =2N | +4B | F | F | 4.5 | 19.5 | 19.5 | 17.00 | 2147 | +7.8 |
| 4 | Silber, Konstantin | 0 | GER | −5B | +18N | +8B | +6N | −3N | =7B | =11N | 4.0 | 22.5 | 24.0 | 12.25 | 1739 | 0.0 |
| 5 | Kampfmeier, Dirk | 1789 | GER | +4N | −3B | +14N | +17B | +9N | −1N | F | 4.0 | 21.5 | 21.5 | 12.00 | 1933 | +19.0 |
| 6 | Zimmer, David | 0 | GER | +14N | +7B | F | −4B | +10N | +11B | −2N | 4.0 | 21.0 | 21.0 | 12.00 | 1803 | 0.0 |
| 7 | Sommer, Stefan | 1844 | GER | +12B | −6N | +11B | −1N | +16B | =4N | F | 3.5 | 22.0 | 24.0 | 10.00 | 1829 | -0.6 |
| 8 | Steglich, Lukas | 1550 | GER | −10N | =15B | −4N | +20B | +18N | −2B | +13N | 3.5 | 18.0 | 18.0 | 5.00 | 1679 | +11.6 |
| 9 | Schattmann, Alfred | 1731 | GER | +19B | −1N | =16B | +15N | −5B | −10N | +20B | 3.5 | 16.5 | 16.5 | 3.50 | 1070 | -12.8 |
| 10 | Zimmer, Sebastian | 0 | GER | +8B | −2N | F | +16N | −6B | +9B | F | 3.0 | 21.5 | 21.5 | 9.00 | 1733 | 0.0 |
| 11 | Pachmayr, Stefan | 1707 | GER | +20N | =17B | −7N | F | +12B | −6N | =4B | 3.0 | 16.5 | 16.5 | 6.00 | 1696 | -0.6 |
| 12 | FIDE 533085552 | 0 | — | −7N | −14B | +20N | +13B | −11N | +18B | F | 3.0 | 13.0 | 13.0 | 4.00 | 1480 | 0.0 |
| 13 | Pujar, Anish | 0 | GER | −1B | =19N | −18B | −12N | +20B | +16N | −8B | 2.5 | 15.5 | 15.5 | 2.25 | 867 | 0.0 |
| 14 | Jakimowicz, Noah | 1644 | GER | −6B | +12N | −5B | =18N | +15B | F | F | 2.5 | 14.5 | 14.5 | 5.75 | 1451 | -20.0 |
| 15 | Kranz, Manfred | 0 | GER | −2B | =8N | F | −9B | −14N | +20N | =16B | 2.0 | 17.0 | 17.0 | 2.75 | 1374 | 0.0 |
| 16 | Shao, Anxin | 0 | GER | −17N | +20B | =9N | −10B | −7N | −13B | =15N | 2.0 | 16.5 | 16.5 | 2.75 | 1563 | 0.0 |
| 17 | Sakkal, Cherin | 1933 | GER | +16B | =11N | =2B | −5N | F | F | F | 2.0 | 14.0 | 14.0 | 6.00 | 1660 | -21.6 |
| 18 | Grundner, Christian | 1499 | GER | −3N | −4B | +13N | =14B | −8B | −12N | F | 1.5 | 20.0 | 20.0 | 3.75 | 1425 | -6.4 |
| 19 | FIDE 16241568 | 0 | — | −9N | =13B | F | F | F | F | F | 0.5 | 8.0 | 8.0 | 1.25 | 931 | 0.0 |
| 20 | Yazov, Dmytro | 0 | GER | −11B | −16N | −12B | −8N | −13N | −15B | −9N | 0.0 | 17.5 | 19.5 | 0.00 | 862 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Koernlein, Daniel, Dr.GER+34.45.0 pts · #1
- 2Kampfmeier, DirkGER+19.04.0 pts · #4
- 3Steglich, LukasGER+11.63.5 pts · #11
Top rating losers
- 1Sakkal, CherinGER-21.62.0 pts · #10
- 2Jakimowicz, NoahGER-20.02.5 pts · #16
- 3Schattmann, AlfredGER-12.83.5 pts · #19
Biggest upsets
- R4+144 Elo gap