8. Dinslakener offene Stadtmeisterschaft im Schach
Open SwissStandard
65 players participated in this 7-round tournament, held from 01 Oct 2025 to 05 Oct 2025 in Dinslaken, Germany. 2 titled players from 3 federations. Top 10 Elo average was 2077, and top seed was Kyrill Scheck (🇩🇪 GER, 2165).
Philipp Sonnenschein (🇩🇪 GER, CM, 2154) won with 6.0/7, ahead of Dragos Ciornei (5.5) and Heiko Kummerow (5.5). Sonnenschein shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 1: Alestiel Bui (1814) beat Heiko Kummerow (FM, 2131), a +317-point gap.
Location
🇩🇪Dinslaken, Germany
Dates
01 Oct 2025 → 05 Oct 2025
Time control
Standard: 90 minutes for first 40 moves and 15 min. for the rest of the game with 30 sec. increment from move 1
System
Swiss · 7 rounds
Titled players · 2
FM×1
CM×1
Federations · 3 represented
🇩🇪Germany×62
🇮🇳India×1
🇦🇫Afghanistan×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsCM Philipp Sonnenschein led from R7; +0.5-point edge over the runner-up.
Co-leaders
24
6
2
1
1
4
1
R7 · LEADER CHANGE05 Oct
CM Philipp Sonnenschein takes the sole lead (6.0/7).
WIN STREAKS · 3 top finishers
CM Philipp Sonnenschein 3 wins (R5–R7)Dragos Ciornei 4 wins (R1–R4)FM Heiko Kummerow 5 wins (R2–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1CMPhilipp Sonnenschein | * | — | — | — |
| 2Dragos Ciornei | — | * | ½ | — |
| 3FMHeiko Kummerow | — | ½ | * | — |
| 4Walter Grosser | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sonnenschein, PhilippCM | 2154 | GER | +14B | =31N | +16B | =9N | +10B | +13N | +4B | 6.0 | 26.0 | 29.5 | 25.50 | 2252 | +14.8 |
| 2 | Ciornei, Dragos, Dr. | 2067 | GER | +22B | +39N | +15B | +23N | =13B | =12N | =3B | 5.5 | 25.5 | 28.5 | 21.50 | 2212 | +25.6 |
| 3 | Kummerow, HeikoFM | 2131 | GER | −52N | +35B | +34N | +42B | +24B | +9N | =2N | 5.5 | 22.0 | 24.0 | 19.25 | 2110 | -1.2 |
| 4 | Grewe, Ludger | 2095 | GER | +46B | +21N | =9B | =5N | +6B | +23B | −1N | 5.0 | 28.0 | 30.5 | 19.75 | 2139 | +10.4 |
| 5 | Schulze-Schwering, Philipp | 2007 | GER | +29B | =16N | +52B | =4B | =23N | =18N | +15B | 5.0 | 24.0 | 26.0 | 17.75 | 2072 | +14.0 |
| 6 | Grosser, Walter | 1961 | GER | +30N | =25B | =26N | +17B | −4N | +36B | +13B | 5.0 | 23.5 | 26.5 | 18.00 | 1997 | +9.4 |
| 7 | Schmidt, Boris | 2020 | GER | +41B | +27N | −23B | +14N | −9B | +43N | +18B | 5.0 | 22.5 | 25.0 | 17.00 | 2050 | +15.2 |
| 8 | Sai Ritvik Arvapalli | 1847 | IND | +40B | =10N | −13B | +44N | =43B | +19N | +33B | 5.0 | 21.0 | 23.5 | 16.00 | 2013 | +52.8 |
| 9 | Amini, Yusuf | 1952 | GER | +48B | +63N | =4N | =1B | +7N | −3B | =26N | 4.5 | 27.5 | 29.0 | 16.25 | 2018 | +25.6 |
| 10 | Schmidt, Oliver | 1993 | GER | +35N | =8B | =25N | +36B | −1N | +34B | =11N | 4.5 | 25.0 | 28.0 | 15.50 | 1950 | -5.6 |
| 11 | Kostowski, Ireneus, Dr. | 1866 | GER | +64B | =12N | +32B | −13N | +15B | =33N | =10B | 4.5 | 23.5 | 24.5 | 14.50 | 1987 | +25.8 |
| 12 | Muranyi, Erich | 2019 | GER | +17N | =11B | =43N | +27B | +31N | =2B | F | 4.5 | 23.5 | 23.5 | 17.25 | 2049 | +5.8 |
| 13 | Grosse-Frintrop, Gerd | 2080 | GER | =34N | +60B | +8N | +11B | =2N | −1B | −6N | 4.0 | 29.0 | 31.0 | 15.75 | 1958 | -18.2 |
| 14 | Klein, Andreas | 1801 | GER | −1N | +30B | +20N | −7B | =37N | +42B | =28N | 4.0 | 25.0 | 27.5 | 13.25 | 1870 | +9.2 |
| 15 | Unshelm, Jan Erik | 1891 | GER | +58B | +33N | −2N | +26B | −11N | +25B | −5N | 4.0 | 25.0 | 27.0 | 12.00 | 1916 | +13.6 |
| 16 | Koepping, Jan, Dr. | 1810 | GER | +59N | =5B | −1N | =37B | −17N | +35B | +38N | 4.0 | 24.0 | 26.0 | 12.00 | 1830 | +2.4 |
| 17 | Undank, Luca | 1676 | GER | −12B | +47N | +39B | −6N | +16B | −31N | +45B | 4.0 | 22.5 | 25.0 | 12.00 | 1886 | +62.4 |
| 18 | Liesendahl, Felix | 1945 | GER | +50N | −23N | =44B | +52B | +45N | =5B | −7N | 4.0 | 21.0 | 23.0 | 10.75 | 1921 | -1.4 |
| 19 | Kraus, Johanna | 1662 | GER | =24N | =34B | =45N | +28B | =42N | −8B | +36N | 4.0 | 20.5 | 23.0 | 12.25 | 1893 | +42.6 |
| 20 | Klueppel, Ralf | 0 | GER | =42B | =44N | −14B | =29N | +55B | +27N | =24B | 4.0 | 19.5 | 21.5 | 11.50 | 1783 | 0.0 |
| 21 | Seifert, Hendrik | 1841 | GER | +57N | −4B | =37N | +60B | −33N | =38B | +44N | 4.0 | 18.5 | 20.5 | 9.50 | 1833 | -2.2 |
| 22 | Wiese, Thomas | 1763 | GER | −2N | +62B | F | =63N | =40B | +53N | +43B | 4.0 | 17.5 | 19.0 | 8.25 | 1949 | +19.0 |
| 23 | Scheck, Kyrill | 2165 | GER | +36N | +18B | +7N | −2B | =5B | −4N | F | 3.5 | 27.5 | 29.5 | 14.50 | 2046 | -16.2 |
| 24 | Greve, Ole | 1962 | GER | =19B | F | +38N | +25B | −3N | =26B | =20N | 3.5 | 23.5 | 23.5 | 12.25 | 1895 | -14.4 |
| 25 | Meyer, Henry | 1814 | GER | +47B | =6N | =10B | −24N | +53B | −15N | =37B | 3.5 | 22.5 | 24.5 | 10.75 | 1801 | -5.6 |
| 26 | Razawi, S.Ahmad Fahim | 1760 | AFG | F | +53N | =6B | −15N | +39B | =24N | =9B | 3.5 | 22.0 | 22.0 | 11.50 | 1924 | +26.8 |
| 27 | Schocke, Mark | 1815 | GER | +65N | −7B | +49B | −12N | =38N | −20B | +56N | 3.5 | 21.0 | 21.0 | 6.00 | 1754 | -7.4 |
| 28 | Doepke, Frank | 1823 | GER | −54B | =55N | +41B | −19N | +29B | =37N | =14B | 3.5 | 19.5 | 21.5 | 11.00 | 1742 | -22.0 |
| 29 | Weinert, Daniel | 1673 | GER | −5N | +59B | −42N | =20B | −28N | +62B | +46N | 3.5 | 19.5 | 21.0 | 8.00 | 1723 | +8.8 |
| 30 | von Renesse, Hans-Konstantin | 1646 | GER | −6B | −14N | +61B | +47N | =46B | +39N | F | 3.5 | 19.0 | 19.0 | 8.75 | 1757 | +19.6 |
| 31 | Cassel, Silas | 1866 | GER | +62N | =1B | F | +46N | −12B | +17B | F | 3.5 | 18.5 | 18.5 | 11.00 | 1978 | +31.2 |
| 32 | Yilmaz, Deniz | 1709 | GER | F | +56B | −11N | −45B | =35N | +49B | +34N | 3.5 | 17.5 | 17.5 | 9.00 | 1746 | +9.6 |
| 33 | Brockhaus, Philip | 2036 | GER | +38N | −15B | F | =43N | +21B | =11B | −8N | 3.0 | 24.5 | 27.0 | 10.50 | 1839 | -30.2 |
| 34 | Hufnagel, Markus | 1785 | GER | =13B | =19N | −3B | +55N | +49B | −10N | −32B | 3.0 | 24.0 | 26.0 | 8.50 | 1760 | -7.0 |
| 35 | Althoff, Hannes | 1668 | GER | −10B | −3N | =40B | +64N | =32B | −16N | +54B | 3.0 | 22.5 | 23.5 | 6.25 | 1651 | -10.8 |
| 36 | Bredendick, Uwe | 1801 | GER | −23B | +64N | +54B | −10N | +48B | −6N | −19B | 3.0 | 21.5 | 22.5 | 5.50 | 1676 | -39.6 |
| 37 | Kuhle, Heinrich | 1728 | GER | F | =49N | =21B | =16N | =14B | =28B | =25N | 3.0 | 21.5 | 21.5 | 10.75 | 1778 | +16.4 |
| 38 | Gwardak, Jakob | 1746 | GER | −33B | +40N | −24B | +54N | =27B | =21N | −16B | 3.0 | 21.0 | 23.0 | 8.75 | 1653 | -23.2 |
| 39 | Zimmermann, Michael | 1825 | GER | +61N | −2B | −17N | +50B | −26N | −30B | +55N | 3.0 | 21.0 | 23.0 | 6.50 | 1573 | -38.8 |
| 40 | Althoff, Jasper | 0 | GER | −8N | −38B | =35N | +58B | =22N | =60B | =53B | 3.0 | 19.0 | 21.0 | 7.50 | 1639 | 0.0 |
| 41 | Kuznetsov, Aleksey | 1720 | GER | −7N | −57B | −28N | +61B | =56N | +58B | =42N | 3.0 | 17.0 | 19.0 | 6.25 | 1714 | -4.0 |
| 42 | Kuhn, Andreas | 1850 | GER | =20N | F | +29B | −3N | =19B | −14N | =41B | 2.5 | 24.0 | 24.0 | 9.00 | 1726 | -17.6 |
| 43 | Alugili, Yosef | 1844 | GER | F | +54N | =12B | =33B | =8N | −7B | −22N | 2.5 | 23.5 | 23.5 | 8.25 | 1788 | -16.0 |
| 44 | Chaganti, Prahasith Reddy | 1714 | GER | F | =20B | =18N | −8B | =60N | +48N | −21B | 2.5 | 21.5 | 21.5 | 7.50 | 1711 | -2.0 |
| 45 | Ponto, Michael | 1833 | GER | −63B | +48N | =19B | +32N | −18B | F | −17N | 2.5 | 20.0 | 21.5 | 8.00 | 1720 | -14.8 |
| 46 | Blobel, Tobias | 1790 | GER | −4N | +50B | +57N | −31B | =30N | F | −29B | 2.5 | 20.0 | 20.0 | 6.25 | 1612 | -48.0 |
| 47 | Pelzer, Martin | 0 | GER | −25N | −17B | +62N | −30B | +50N | −56B | =48B | 2.5 | 18.0 | 19.5 | 5.25 | 1571 | 0.0 |
| 48 | Emekli, Gabriel | 1608 | GER | −9N | −45B | +59N | +56B | −36N | −44B | =47N | 2.5 | 17.0 | 19.0 | 5.25 | 1025 | -38.0 |
| 49 | Schlenkert, Ralf | 1577 | GER | F | =37B | −27N | +57B | −34N | −32N | +59B | 2.5 | 17.0 | 17.0 | 5.50 | 1437 | -11.0 |
| 50 | Li, Alice Shiqian | 1516 | GER | −18B | −46N | +65B | −39N | −47B | =54N | +62B | 2.5 | 15.5 | 15.5 | 2.50 | 1567 | +3.6 |
| 51 | Rosenberg, Thomas | 1899 | GER | F | F | +64B | =53N | F | +63N | F | 2.5 | 4.5 | 4.5 | 3.50 | 1749 | -5.4 |
| 52 | Bui, Alestiel | 1814 | GER | +3B | F | −5N | −18N | +63B | F | F | 2.0 | 22.0 | 22.0 | 7.00 | 1902 | +6.0 |
| 53 | Satheesh, Dharshini | 1610 | GER | F | −26B | +58N | =51B | −25N | −22B | =40N | 2.0 | 18.5 | 18.5 | 4.75 | 1601 | -5.2 |
| 54 | Katrich, Serhii | 0 | GER | +28N | −43B | −36N | −38B | =62N | =50B | −35N | 2.0 | 17.5 | 19.0 | 5.50 | 1543 | 0.0 |
| 55 | Zhao, Qixiang | 1522 | GER | F | =28B | =56N | −34B | −20N | +57N | −39B | 2.0 | 17.5 | 17.5 | 4.75 | 1538 | +1.2 |
| 56 | Satheesh, Yazhini | 0 | GER | F | −32N | =55B | −48N | =41B | +47N | −27B | 2.0 | 17.0 | 17.0 | 5.00 | 1435 | 0.0 |
| 57 | Brandt, Mark-Andre | 0 | GER | −21B | +41N | −46B | −49N | −58N | −55B | +65B | 2.0 | 16.0 | 16.0 | 3.00 | 1387 | 0.0 |
| 58 | Arnoldi, Ekkehard | 1510 | GER | −15N | F | −53B | −40N | +57B | −41N | +63B | 2.0 | 15.5 | 15.5 | 3.50 | 940 | -13.6 |
| 59 | Teskera, Alvin | 0 | GER | −16B | −29N | −48B | F | +61N | +64B | −49N | 2.0 | 15.5 | 15.5 | 3.00 | 1378 | 0.0 |
| 60 | Piria, Jeff | 1675 | GER | F | −13N | +63B | −21N | =44B | =40N | F | 2.0 | 15.0 | 15.0 | 4.25 | 1604 | -12.4 |
| 61 | Kapan, Mikail | 0 | GER | −39B | F | −30N | −41N | −59B | +65N | +64B | 2.0 | 12.5 | 12.5 | 1.00 | 1459 | 0.0 |
| 62 | Kuznetsova, Sofia | 1504 | GER | −31B | −22N | −47B | +65N | =54B | −29N | −50N | 1.5 | 18.0 | 18.0 | 1.00 | 907 | -41.2 |
| 63 | Hryshakov, Yehor | 0 | GER | +45N | −9B | −60N | =22B | −52N | −51B | −58N | 1.5 | 17.5 | 19.5 | 4.50 | 1548 | 0.0 |
| 64 | Malessa, Uwe | 1417 | GER | −11N | −36B | −51N | −35B | +65B | −59N | −61N | 1.0 | 17.0 | 17.0 | 0.00 | 976 | -17.6 |
| 65 | FIDE 533018693 | 0 | — | −27B | F | −50N | −62B | −64N | −61B | −57N | 0.0 | 12.5 | 12.5 | 0.00 | 764 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Undank, LucaGER+62.44.0 pts · #30
- 2Sai Ritvik ArvapalliIND+52.85.0 pts · #14
- 3Kraus, JohannaGER+42.64.0 pts · #13
Top rating losers
- 1Blobel, TobiasGER-48.02.5 pts · #46
- 2Kuznetsova, SofiaGER-41.21.5 pts · #62
- 3Bredendick, UweGER-39.63.0 pts · #37
Biggest upsets
- R1+317 Elo gap
- R7+189 Elo gap
- R6+179 Elo gap