19. Lessing-Open 2025 Gruppe A
Open SwissStandard
51 players participated in this 5-round tournament, held from 22 Aug 2025 to 24 Aug 2025 in Wolfenbuettel, Germany. 7 titled players from 2 federations. Top 10 Elo average was 2188, and top seed was Nico Stelmaszyk (🇩🇪 GER, FM, 2360).
Nico Stelmaszyk (🇩🇪 GER, FM, 2360) won with 4.5/5, ahead of Philip Reimer (4.0) and Sebastian Muendoerfer (4.0). Stelmaszyk won solo starting round 4.
The biggest upset came in round 3: Finn Crispin Burnus (1788) beat Matthias Tonndorf (FM, 2110), a +322-point gap.
Location
🇩🇪Wolfenbuettel, Germany
Dates
22 Aug 2025 → 24 Aug 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 · 5 rounds
Titled players · 7
FM×3
CM×4
Federations · 2 represented
🇩🇪Germany×50
🇹🇷Turkiye×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsFM Nico Stelmaszyk led from R4; +0.5-point edge over the runner-up.
Co-leaders
19
7
3
1
1
R4–R5 · LEAD HELD
FM Nico Stelmaszyk held the sole lead from R4 through R5 without losing it.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
FM Nico Stelmaszyk drew with Philip Reimer (Black).
WIN STREAKS · 2 top finishers
FM Nico Stelmaszyk 4 wins (R1–R4)Philip Reimer 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FMNico Stelmaszyk | * | ½ | — | — |
| 2Philip Reimer | ½ | * | — | ½ |
| 3Sebastian Muendoerfer | — | — | * | — |
| 4CMJustus Bargsten | — | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Stelmaszyk, NicoFM | 2360 | GER | +32N | +23B | +16N | +7B | =2N | 4.5 | 12.5 | 15.0 | 13.00 | 2427 | +2.9 |
| 2 | Reimer, Philip | 2217 | GER | +27N | +29B | +10N | =4B | =1B | 4.0 | 14.0 | 16.5 | 12.25 | 2373 | +19.2 |
| 3 | Muendoerfer, Sebastian | 1946 | GER | +25N | =9B | +6N | +11B | =5N | 4.0 | 13.0 | 15.5 | 12.25 | 2326 | +96.4 |
| 4 | Bargsten, JustusCM | 2242 | GER | +34B | +20N | =5B | =2N | +8B | 4.0 | 13.0 | 15.0 | 11.25 | 2328 | +10.2 |
| 5 | Herter, Arne | 2043 | GER | +35N | +22B | =4N | =8N | =3B | 3.5 | 13.5 | 15.5 | 10.00 | 2202 | +43.6 |
| 6 | Engel, Robert | 2081 | GER | +49B | =19N | −3B | +41N | +23B | 3.5 | 10.5 | 11.0 | 5.75 | 2116 | +4.8 |
| 7 | Burnus, Finn Crispin | 1788 | GER | +26B | +15N | +14B | −1N | −12B | 3.0 | 13.5 | 16.0 | 8.50 | 2188 | +94.0 |
| 8 | Noennig, Jakob | 2156 | GER | =21N | +28B | +18N | =5B | −4N | 3.0 | 13.0 | 15.5 | 8.50 | 2113 | -10.0 |
| 9 | Bogomolow, SergejCM | 2074 | GER | +47B | =3N | =19B | =14N | =17N | 3.0 | 12.5 | 13.5 | 7.25 | 2070 | +0.2 |
| 10 | Bilawer, Andreas | 2033 | GER | +51N | +17B | −2B | =24N | =15B | 3.0 | 12.5 | 13.0 | 6.25 | 2150 | +16.4 |
| 11 | Drygala, Lars | 2044 | GER | =45B | +13N | +33B | −3N | =14B | 3.0 | 12.0 | 13.5 | 7.25 | 1994 | -5.6 |
| 12 | Laubsch, BerndFM | 2206 | GER | =13B | =33N | +26B | F | +7N | 3.0 | 11.0 | 13.0 | 8.00 | 2088 | -8.0 |
| 13 | Browning, Rebecca | 1952 | GER | =12N | −11B | +30N | =22B | +36N | 3.0 | 11.0 | 13.0 | 7.25 | 2117 | +21.8 |
| 14 | Tonndorf, MatthiasFM | 2110 | GER | +37N | +36B | −7N | =9B | =11N | 3.0 | 11.0 | 13.0 | 7.00 | 2046 | -7.0 |
| 15 | Enekwizu, Divine | 2082 | GER | +46N | −7B | =21N | +27B | =10N | 3.0 | 11.0 | 12.5 | 6.75 | 1998 | -10.0 |
| 16 | Aden, Tammo | 2076 | GER | +48N | F | −1B | +21B | +25N | 3.0 | 11.0 | 12.0 | 6.00 | 2283 | +21.0 |
| 17 | Seibicke, Ralf | 2094 | GER | +43B | −10N | +42B | =19N | =9B | 3.0 | 10.0 | 11.5 | 5.75 | 2035 | -6.8 |
| 18 | Kemper, Meinolf | 2026 | GER | =39B | +45N | −8B | =40N | +33B | 3.0 | 8.0 | 9.5 | 5.00 | 1927 | -10.8 |
| 19 | Bangert, Jonas | 1986 | GER | +44N | =6B | =9N | =17B | −29N | 2.5 | 12.0 | 13.5 | 6.25 | 2010 | +7.6 |
| 20 | Martin, Dennis | 2049 | GER | +30N | −4B | +31N | F | =40B | 2.5 | 12.0 | 13.5 | 5.75 | 2045 | +0.6 |
| 21 | Wetterau, Nathanael | 1945 | GER | =8B | +24N | =15B | −16N | =26B | 2.5 | 11.5 | 14.0 | 6.75 | 2105 | +20.8 |
| 22 | Brandes, StephanCM | 2113 | GER | +41B | −5N | =34B | =13N | =28B | 2.5 | 11.0 | 12.5 | 5.25 | 1973 | -18.6 |
| 23 | Kieselbach, Jannik | 2068 | GER | +50N | −1N | =39B | +44B | −6N | 2.5 | 11.0 | 11.5 | 2.75 | 1960 | -25.6 |
| 24 | Weigand, AntonCM | 2195 | GER | =28N | −21B | +37N | =10B | =31N | 2.5 | 10.5 | 12.5 | 6.00 | 1972 | -28.2 |
| 25 | Lick, Patrick | 2190 | GER | −3B | =39N | +43B | +34N | −16B | 2.5 | 10.5 | 12.0 | 4.25 | 1941 | -29.8 |
| 26 | Bunk, Karsten | 2014 | GER | −7N | +48B | −12N | +35B | =21N | 2.5 | 10.5 | 11.5 | 4.25 | 1922 | -12.2 |
| 27 | Geers, Bernhard | 1968 | GER | −2B | =47N | +38B | −15N | +50B | 2.5 | 10.0 | 10.5 | 3.00 | 1972 | 0.0 |
| 28 | Glass, Thomas | 1951 | GER | =24B | −8N | =45B | +42N | =22N | 2.5 | 9.5 | 11.0 | 4.75 | 2016 | +7.6 |
| 29 | Jacobi, Felix-Hagen | 2062 | GER | F | −2N | =44B | +39N | +19B | 2.5 | 9.5 | 9.5 | 4.75 | 2027 | -1.8 |
| 30 | Aden, Dagmar | 1822 | GER | −20B | =41N | −13B | +49N | +43B | 2.5 | 8.5 | 9.0 | 2.75 | 1951 | +17.4 |
| 31 | von Kiedrowski, Klemens | 2006 | GER | −33B | +49N | −20B | +47N | =24B | 2.5 | 8.0 | 8.5 | 2.75 | 1955 | -6.8 |
| 32 | Lau, Udo | 1982 | GER | −1B | =38N | =47B | =50N | +51B | 2.5 | 8.0 | 8.5 | 2.25 | 1945 | -7.0 |
| 33 | Donath, Simon | 1787 | GER | +31N | =12B | −11N | =36B | −18N | 2.0 | 11.5 | 13.5 | 5.00 | 1988 | +22.6 |
| 34 | Lorenzen, Bjoern | 1973 | GER | −4N | +50B | =22N | −25B | =38B | 2.0 | 11.0 | 11.5 | 2.75 | 1979 | -0.4 |
| 35 | Juergenpott, Maximilian | 1807 | GER | −5B | =37B | =46N | −26N | +39B | 2.0 | 9.5 | 11.0 | 3.25 | 1861 | +6.4 |
| 36 | Panskus, Martin | 2038 | GER | +42B | −14N | =40B | =33N | −13B | 2.0 | 9.5 | 11.0 | 3.25 | 1804 | -29.8 |
| 37 | Rangosch, Lukas | 1924 | GER | −14B | =35N | −24B | =45N | +47B | 2.0 | 9.0 | 10.0 | 2.75 | 1883 | -6.8 |
| 38 | Friedrich, Karl | 1874 | GER | F | =32B | −27N | +46B | =34N | 2.0 | 8.5 | 8.5 | 3.75 | 1955 | +9.0 |
| 39 | Alali, Hashem | 1788 | GER | =18N | =25B | =23N | −29B | −35N | 1.5 | 10.5 | 12.5 | 4.00 | 1881 | +16.8 |
| 40 | Adiguzel, Eray | 1731 | TUR | F | F | =36N | =18B | =20N | 1.5 | 10.5 | 10.5 | 3.75 | 2038 | +21.6 |
| 41 | Stoy, Ulf | 1944 | GER | −22N | =30B | +51N | −6B | −44N | 1.5 | 10.0 | 10.5 | 1.75 | 1762 | -24.6 |
| 42 | Eckert, David | 1802 | GER | −36N | +46B | −17N | −28B | =48N | 1.5 | 9.0 | 10.0 | 2.00 | 1820 | +2.4 |
| 43 | Grosselohmann, Gerhard | 1918 | GER | −17N | =51B | −25N | +48B | −30N | 1.5 | 9.0 | 9.5 | 1.25 | 1805 | -16.2 |
| 44 | Ay, Furkan | 1737 | GER | −19B | F | =29N | −23N | +41B | 1.5 | 9.0 | 9.0 | 2.75 | 1928 | +16.6 |
| 45 | Friedhoff, Kai | 1813 | GER | =11N | −18B | =28N | =37B | — | 1.5 | 8.5 | 10.5 | 3.75 | 1899 | +8.0 |
| 46 | Gehrke, Mathias | 1897 | GER | −15B | −42N | =35B | −38N | +49B | 1.5 | 8.5 | 9.0 | 1.50 | 1742 | -21.0 |
| 47 | Braun, Hannes | 1851 | GER | −9N | =27B | =32N | −31B | −37N | 1.0 | 10.5 | 12.5 | 2.50 | 1751 | -22.8 |
| 48 | Kozik, Andreas | 1863 | GER | −16B | −26N | =49B | −43N | =42B | 1.0 | 8.5 | 9.0 | 1.00 | 1700 | -19.8 |
| 49 | Henkemeier, Michael | 1892 | GER | −6N | −31B | =48N | −30B | −46N | 0.5 | 10.0 | 11.0 | 0.50 | 1568 | -34.4 |
| 50 | Tegetmeier, Birger | 1836 | GER | −23B | −34N | F | =32B | −27N | 0.5 | 9.5 | 9.5 | 1.25 | 1676 | -13.0 |
| 51 | Netuschil, Marvin | 1803 | GER | −10B | =43N | −41B | F | −32N | 0.5 | 8.5 | 8.5 | 0.75 | 1647 | -25.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Muendoerfer, SebastianGER+96.44.0 pts · #3
- 2Burnus, Finn CrispinGER+94.03.0 pts · #18
- 3Herter, ArneGER+43.63.5 pts · #6
Top rating losers
- 1Henkemeier, MichaelGER-34.40.5 pts · #49
- 2Lick, PatrickGER-29.82.5 pts · #30
- 3Panskus, MartinGER-29.82.0 pts · #36
Biggest upsets
- R3+322 Elo gap
- R2+294 Elo gap
- R2+250 Elo gap