Deutsche Schach-Amateurmeisterschaft 2025-2026 Q2 B

Open SwissStandard

107 players participated in this 5-round tournament, held from 19 Dec 2025 to 21 Dec 2025 in Bonn, Germany. 6 titled players from 3 federations. Top 10 Elo average was 2070, and top seed was Philipp Hagemeister (🇩🇪 GER, 2093).

Alexander Boesel (🇩🇪 GER, 2055) won with 4.5/5, ahead of Luca Brau (4.0) and Taylan Guelsen (4.0). Boesel won solo starting round 4.

The biggest upset came in round 4: Leo Kessler (1786) beat Michael Czubak (2047), a +261-point gap.

Location

🇩🇪Bonn, Germany

Dates

19 Dec 2025 → 21 Dec 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

Top seed

🇩🇪Philipp Hagemeister2093

Avg top 10

2,070

Participants

107

Titled players · 6

FM×1

CM×4

WFM×1

Federations · 3 represented

🇩🇪Germany×105

🇧🇪Belgium×1

🇵🇪Peru×1

Top 3

🥇
Alexander Boesel
🇩🇪GER·2055
4.5pts·2330perf+28.4
🥈
Luca Brau
🇩🇪GER·2038
4.0pts·2205perf+40.8
🥉
CMTaylan Guelsen
🇩🇪GER·2063
4.0pts·2264perf+24.6

How it unfolded

Top 6 · 5 rounds

Alexander Boesel led from R4; +0.5-point edge over the runner-up.

Co-leaders

Boesel4.5Guelsen4Brau4Haji4Sickmann4Trunz4

R4–R5 · LEAD HELD

Alexander Boesel held the sole lead from R4 through R5 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Alexander Boesel drew with CM Taylan Guelsen (White).

WIN STREAKS · 3 top finishers

Alexander Boesel 4 wins (R1–R4)CM Taylan Guelsen 3 wins (R2–R4)Luca Brau 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Alexander Boesel	*	½	—	—
2CMTaylan Guelsen	½	*	—	—
3Luca Brau	—	—	*	0
4Mohammad Haji	—	—	1	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Boesel, Alexander	2055	GER	+42N	+97B	+9B	+7N	=3B	4.5	14.5	16.0	14.00	2330	+28.4
2	Brau, Luca	2038	GER	+73N	+40B	+10B	−4N	+21B	4.0	13.5	15.5	11.50	2205	+40.8
3	Guelsen, TaylanCM	2063	GER	=62N	+59B	+48N	+13B	=1N	4.0	13.0	15.0	11.75	2264	+24.6
4	Haji, Mohammad	2064	GER	+92B	=12N	+74B	+2B	=14N	4.0	13.0	14.5	11.00	2224	+19.0
5	Trunz, Tamila	1972	GER	+34N	=15B	=27N	+35B	+22N	4.0	12.5	15.5	12.25	2185	+52.8
6	Sickmann, LisaWFM	2050	GER	+102B	=29N	+23B	=8N	+26B	4.0	12.5	13.5	10.25	2207	+37.6
7	Peters, Frank	2060	GER	+99B	+104N	+25B	−1B	+24N	4.0	12.0	12.5	8.00	2216	+15.8
8	Zander, Vincent	1895	GER	+50N	+31B	=13N	=6B	=16N	3.5	14.0	16.5	11.00	2173	+74.8
9	Trenz, Finn	1960	GER	+87B	+28B	−1N	+33N	=18B	3.5	14.0	15.5	9.25	2150	+51.2
10	Gaertner, Michael	2087	GER	+79N	+17B	−2N	+52B	=12N	3.5	13.5	15.5	9.75	2132	+5.8
11	Skoerys, Fabian	2045	GER	+96B	+19N	=22B	=21N	=17B	3.5	13.0	14.5	9.75	2099	+7.0
12	Ruddat, Jarne	1938	GER	+86B	=4B	+61N	=18N	=10B	3.5	13.0	14.5	9.00	2154	+58.0
13	Oppitz, PeterCM	2053	GER	+54B	+49N	=8B	−3N	+46B	3.5	12.5	15.0	9.25	2110	+7.4
14	Pitschka, ClausFM	2023	GER	+107B	=23N	+51B	=22N	=4B	3.5	12.5	12.5	7.50	2130	+14.0
15	Shanawaz Thabrez, Shahzaib	1940	GER	+30B	=5N	=67B	=45N	+47B	3.5	12.0	14.0	9.75	2162	+59.6
16	Kerz, Markus	1978	GER	=21B	=69N	+49B	+68N	=8B	3.5	11.0	13.0	8.75	2072	+12.8
17	Bachhuber, Dominik	1974	GER	+66B	−10N	+75B	+63B	=11N	3.5	11.0	13.0	7.75	2174	+27.0
18	Neubauer, Juergen	2004	GER	+98N	=84B	+65N	=12B	=9N	3.5	11.0	12.5	8.00	2096	+12.0
19	Braun, Julian	1940	GER	+77N	−11B	=71N	+61B	+55N	3.5	10.0	12.0	7.50	2144	+55.2
20	Borchert, Andreas	1921	GER	=47B	=64N	=32B	+91N	+45B	3.5	10.0	11.5	7.75	2143	+29.8
21	Rohde, Ricky	1903	BEL	=16N	+58B	+38N	=11B	−2N	3.0	14.0	16.5	9.00	2071	+46.0
22	Bauer, Laura Sophie	1974	GER	+39N	+55B	=11N	=14B	−5B	3.0	14.0	16.5	9.00	2098	+34.4
23	Nopper, Louis	1932	GER	+53B	=14B	−6N	+66N	=39B	3.0	13.0	15.0	7.75	2079	+20.2
24	Boos, Philipp	1988	GER	+32B	=45N	=33B	+67N	−7B	3.0	12.5	14.5	7.75	2095	+15.0
25	Amini, Yusuf	2021	GER	+78N	+52B	−7N	=31B	=29N	3.0	12.5	14.5	7.50	2082	+16.4
26	Steinbrenner, Peter	2011	GER	−65N	+95B	+40N	+28B	−6N	3.0	12.0	13.5	7.50	2043	+8.8
27	Sniegowski, Richard	1918	GER	=51B	+76N	=5B	=64N	=41B	3.0	11.5	13.5	7.75	2057	+38.4
28	Kesselmeier, Kevin	2029	GER	+44B	−9N	+70B	−26N	+68B	3.0	11.5	13.5	7.00	2030	+0.2
29	Zhang, Onno	2007	GER	+90B	=6B	=63N	=47N	=25B	3.0	11.5	13.0	7.25	2111	+29.2
30	Xue, Luka	2067	GER	−15N	=34B	+100N	+65B	=37N	3.0	11.5	12.5	6.00	2041	-6.8
31	Wortmann, Klaus-Peter	2002	GER	+105B	−8N	+69B	=25N	=43N	3.0	11.5	11.5	5.00	2054	+7.0
32	Stadler, Andreas	1994	GER	−24N	+56B	=20N	=62B	+72N	3.0	11.0	13.0	7.25	2045	+7.0
33	Jungbluth, Michael	2051	GER	+81N	=48B	=24N	−9B	+62N	3.0	11.0	13.0	6.75	2067	+2.4
34	Kappelmann, Florian	1895	GER	−5B	=30N	+76B	=82N	+67B	3.0	11.0	13.0	6.50	2069	+24.0
35	Annak, Ulas	1998	GER	+36B	−61N	+88B	−5N	+82B	3.0	11.0	12.5	6.50	2048	+14.0
36	Gebhardt, Max, Dr.	1989	GER	−35N	+73B	+106N	=37B	=38N	3.0	11.0	11.0	5.00	2051	+8.6
37	Lenhardt, Manfred	2055	GER	=68B	=85N	+57B	=36N	=30B	3.0	10.5	12.0	7.25	2046	-1.0
38	Tietz, Bennit	2012	GER	+46B	=70N	−21B	+85N	=36B	3.0	10.5	12.0	6.50	2027	+4.4
39	Gula, Julian	2084	GER	−22B	=46N	+89B	+70N	=23N	3.0	10.5	12.0	6.25	2016	-8.8
40	Walker, Julia	1873	GER	+88B	−2N	−26B	+92N	+74B	3.0	10.5	12.0	5.00	2064	+26.2
41	Kaufmann, Kurt	2003	GER	=100N	=72B	=53N	+48B	=27N	3.0	10.0	11.0	6.75	2032	+4.0
42	Kessler, Leo	1786	GER	−1B	−66N	+105B	+90N	+64B	3.0	10.0	10.0	3.50	2063	+72.0
43	Hagemeister, Philipp	2093	GER	F	=96N	+80B	+51N	=31B	3.0	9.0	9.0	6.75	2154	+6.0
44	Richter, Felix	1993	GER	−28N	=77B	=93N	+101B	+63N	3.0	8.5	9.5	4.75	2069	+20.8
45	Niesel, Matthias P.	2023	GER	+56N	=24B	=84N	=15B	−20N	2.5	12.5	14.5	6.75	1943	-11.0
46	Mueller, Rene	1939	GER	−38N	=39B	+60N	+71B	−13N	2.5	12.0	14.0	6.00	2041	+14.0
47	Richter, Jan	2019	GER	=20N	=62B	+97N	=29B	−15N	2.5	12.0	13.5	5.75	1977	-6.0
48	Heiligtag, Matthias	2028	GER	+75B	=33N	−3B	−41N	+91B	2.5	12.0	13.5	5.00	2016	-3.2
49	Aguike, Toshiya	1991	GER	+60N	−13B	−16N	=94B	+88B	2.5	11.0	12.5	4.75	2005	+4.4
50	Kagan, Dennis	2037	GER	−8B	=54N	+103B	=53N	=57B	2.5	11.0	12.0	4.75	1943	-12.8
51	Doerge, Sven	1967	GER	=27N	+101B	−14N	−43B	+95N	2.5	11.0	12.0	4.00	1984	+2.2
52	Hack, Thomas	2016	GER	+83B	−25N	+104B	−10N	=56B	2.5	11.0	11.5	3.75	1908	-12.2
53	Gottas, Mike	1965	GER	−23N	+107N	=41B	=50B	=61N	2.5	10.5	10.5	3.75	1979	+1.8
54	Fock, Amina	1919	GER	−13N	=50B	=58N	=97B	+94N	2.5	10.0	11.5	4.75	1991	+9.6
55	Kutzner, Joachim	2003	GER	+89B	−22N	=85B	+86N	−19B	2.5	9.5	11.0	3.75	1947	-8.0
56	Martin, Reiner, Dr.	1961	GER	−45B	−32N	+99N	+106B	=52N	2.5	9.5	9.5	2.75	1998	+5.4
57	Hoffmann, Matthias	1946	GER	=63N	=94B	−37N	+93B	=50N	2.5	9.0	10.5	4.50	2029	+11.4
58	Kovalskyy, Alicia	1922	GER	=69B	−21N	=54B	=87N	+86B	2.5	9.0	10.5	4.50	1910	-3.6
59	Mandelkow, Elias	1917	GER	=61B	−3N	−86N	+98B	+87B	2.5	9.0	10.5	4.00	1947	+4.2
60	Hammerl, Jonas	2013	GER	−49B	=89N	−46B	+103N	+85B	2.5	8.0	9.0	3.25	1966	-6.4
61	Tupac Yupanqui Herrera, Daniel	1959	PER	=59N	+35B	−12B	−19N	=53B	2.0	12.5	15.0	5.50	1880	-11.2
62	Mog, Martin	2065	GER	=3B	=47N	=64B	=32N	−33B	2.0	12.5	14.5	5.75	1953	-15.6
63	Meier, David GeffreyCM	2058	GER	=57B	+103N	=29B	−17N	−44B	2.0	12.0	13.0	3.75	1909	-20.6
64	Niesel, Tobias	1996	GER	=72N	=20B	=62N	=27B	−42N	2.0	11.5	13.5	5.25	1852	-19.4
65	Mundorf, Andreas	1993	GER	+26B	=67N	−18B	−30N	=76B	2.0	11.5	13.5	5.00	1939	-14.8
66	Malmstroem, Eva	1912	GER	−17N	+42B	=82N	−23B	=89N	2.0	11.5	13.0	4.75	1845	-18.4
67	Begri, Felix	1985	GER	+95N	=65B	=15N	−24B	−34N	2.0	11.5	13.0	4.25	1873	-15.4
68	Sprengard, Leo	1875	GER	=37N	=71B	+94N	−16B	−28N	2.0	11.5	13.0	4.00	1949	+9.6
69	Klinkhammer, Matthias	1953	GER	=58N	=16B	−31N	=78B	=70B	2.0	11.0	13.0	5.00	1893	-8.4
70	Lorenz, Steffen	1954	GER	+80N	=38B	−28N	−39B	=69N	2.0	11.0	13.0	4.50	1927	-3.8
71	Roos, Christoph	2046	GER	=85B	=68N	=19B	−46N	=81B	2.0	10.0	11.5	4.50	1864	-25.0
72	Kuhn, Juergen	1929	GER	=64B	=41N	=91B	=74N	−32B	2.0	10.0	11.5	4.25	1906	-3.2
73	Kuehn, Viktoria	1900	GER	−2B	−36N	=98N	=89B	+100N	2.0	10.0	11.0	2.50	1897	-0.6
74	Esser, Julian	1963	GER	=101N	+100B	−4N	=72B	−40N	2.0	10.0	11.0	2.50	1888	-10.2
75	Wilde, Justin	2025	GER	−48N	+93B	−17N	=95B	=79N	2.0	9.5	11.0	3.25	1900	-17.4
76	Schalow, Daniel	1987	GER	=93N	−27B	−34N	+104B	=65N	2.0	9.5	10.0	2.25	1759	-23.8
77	Weirauch, Kevin	1923	GER	−19B	=44N	+96B	=88N	F	2.0	9.5	9.5	3.75	1970	+5.2
78	Bendel, Ralf	1967	GER	−25B	=83N	=87B	=69N	=80B	2.0	9.0	10.5	3.75	1862	-14.6
79	Fischermann, Simon	1948	GER	−10B	=87N	=90B	=80N	=75B	2.0	9.0	10.5	3.50	1916	-8.4
80	Strobel, Louis	1927	GER	−70B	+102N	−43N	=79B	=78N	2.0	9.0	10.0	3.00	1918	-0.4
81	Neuendorf, Max	1935	GER	−33B	=90N	+83B	F	=71N	2.0	8.5	8.5	3.75	2014	+8.6
82	Gaul, Alexander	1972	GER	F	+105N	=66B	=34B	−35N	2.0	8.0	8.0	2.50	1938	-3.8
83	Lange, Malina	1911	GER	−52N	=78B	−81N	=102B	+101N	2.0	7.5	8.5	2.50	1904	-1.0
84	Ye, Philipp	1903	GER	+91B	=18N	=45B	F	F	2.0	7.5	7.5	4.50	2113	+17.0
85	Wenzke, Elias	1992	GER	=71N	=37B	=55N	−38B	−60N	1.5	11.0	13.0	3.75	1877	-15.0
86	Strebel, Michael	1909	GER	−12N	=92N	+59B	−55B	−58N	1.5	11.0	12.5	3.25	1799	-14.6
87	Moors, Christoph	1867	GER	−9N	=79B	=78N	=58B	−59N	1.5	10.5	12.5	3.25	1794	-9.4
88	Hirschinger, Thomas	1988	GER	−40N	+99B	−35N	=77B	−49N	1.5	10.5	12.0	2.50	1813	-23.8
89	Will, Jonas	1919	GER	−55N	=60B	−39N	=73N	=66B	1.5	10.0	12.0	3.25	1833	-11.4
90	Czubak, Michael	2047	GER	−29N	=81B	=79N	−42B	=99N	1.5	10.0	11.5	2.75	1791	-34.0
91	Rennkamp, David	1936	GER	−84N	+98B	=72N	−20B	−48N	1.5	10.0	11.5	2.50	1795	-19.0
92	Schellmann, FrankCM	1960	GER	−4N	=86B	=101N	−40B	=93N	1.5	10.0	11.0	2.00	1815	-19.4
93	Stieber, Michael	2001	GER	=76B	−75N	=44B	−57N	=92B	1.5	9.5	11.0	3.25	1833	-45.6
94	Grosser, Walter	1995	GER	=103B	=57N	−68B	=49N	−54B	1.5	9.5	10.5	3.00	1795	-27.0
95	Spickermann, Sven, Dr.	1909	GER	−67B	−26N	+102B	=75N	−51B	1.5	9.5	10.5	2.00	1847	-8.2
96	Blomer, Moritz	1958	GER	−11N	=43B	−77N	=100B	=104N	1.5	9.5	10.0	2.25	1812	-30.0
97	Steinhauser, Martin, Dr.	1950	GER	+106B	−1N	−47B	=54N	F	1.5	9.5	9.5	1.25	1894	-6.6
98	Haffer, Michael	1939	GER	−18B	−91N	=73B	−59N	+106N	1.5	9.5	9.5	1.00	1788	-40.0
99	Bohlmann, Eric	2026	GER	−7N	−88N	−56B	+105N	=90B	1.5	9.5	9.5	0.75	1851	-23.4
100	Meinecke, Florian	1960	GER	=41B	−74N	−30B	=96N	−73B	1.0	10.0	11.5	2.25	1738	-27.4
101	Baier, Philip	1974	GER	=74B	−51N	=92B	−44N	−83B	1.0	9.5	11.0	1.75	1718	-32.2
102	Petri, Wolfgang	1990	GER	−6N	−80B	−95N	=83N	=103B	1.0	9.5	10.5	1.50	1715	-34.8
103	Hardt, Bernd	1988	GER	=94N	−63B	−50N	−60B	=102N	1.0	8.5	9.5	1.25	1779	-25.8
104	Behler, Paul	0	GER	F	−7B	−52N	−76N	=96B	0.5	10.0	10.0	0.75	1683	0.0
105	Biehl, Tim	1946	GER	−31N	−82B	−42N	−99B	F	0.0	9.5	9.5	0.00	1147	-39.6
106	Jamal Jameel, Mahmoon	1929	GER	−97N	F	−36B	−56N	−98B	0.0	8.5	8.5	0.00	1160	-36.8
107	Masius, Patrick, Dr.	1966	GER	−14N	−53B	F	F	F	0.0	6.0	6.0	0.00	1195	-18.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Zander, VincentGER
+74.8
3.5 pts · #15
2Kessler, LeoGER
+72.0
3.0 pts · #28
3Shanawaz Thabrez, ShahzaibGER
+59.6
3.5 pts · #8

Top rating losers

1Stieber, MichaelGER
-45.6
1.5 pts · #94
2Haffer, MichaelGER
-40.0
1.5 pts · #91
3Biehl, TimGER
-39.6
0.0 pts · #107

Biggest upsets

R4+261 Elo gap
Kessler, Leo1786 beat Czubak, Michael2047
R5+210 Elo gap
Kessler, Leo1786 beat Niesel, Tobias1996
R3+160 Elo gap
Kessler, Leo1786 beat Biehl, Tim1946