Gutenberg-Open Mainz 2025 A-Turnier

SwissStandard

69 players participated in this 7-round tournament, held from 29 May 2025 to 01 Jun 2025 in Mainz, Germany. 10 titled players from 8 federations. Top 10 Elo average was 2240, and top seed was Hagen Poetsch (🇩🇪 GER, GM, 2484).

Hagen Poetsch (🇩🇪 GER, GM, 2484) won with 6.0/7, ahead of Ivan Sidletskyi (5.5) and Bayastan Sydykov (5.5). Poetsch clinched sole first place in the final round.

The biggest upset came in round 1: Max Weidemann (1563) beat Clemens Gieringer (1955), a +392-point gap.

Location

🇩🇪Mainz, Germany

Dates

29 May 2025 → 01 Jun 2025

Time control

Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1

System

Swiss · 7 rounds

Top seed

🇩🇪GMHagen Poetsch2484

Avg top 10

2,240

Participants

Titled players · 10

GM×1

IM×1

FM×3

CM×4

WFM×1

Federations · 8 represented

🇩🇪Germany×59

🇮🇹Italy×2

🇺🇦Ukraine×2

🇧🇪Belgium×1

🇹🇷Turkiye×1

🇰🇬Kyrgyzstan×1

🇬🇧Wales×1

🇭🇰Hong Kong China×1

Top 3

🥇
GMHagen Poetsch
🇩🇪GER·2484
6.0pts·2432perf-2.4
🥈
FMIvan Sidletskyi
🇺🇦UKR·2303
5.5pts·2392perf+15.6
🥉
FMBayastan Sydykov
🇰🇬KGZ·2301
5.5pts·2303perf+2.4

How it unfolded

Top 6 · 7 rounds

GM Hagen Poetsch led from R7; +0.5-point edge over the runner-up.

Co-leaders

Poetsch6Sidletskyi5.5Hasanov5.5Sydykov5.5Foerster5Siegismund4.5

R6 · LEADER CHANGE31 May

FM Zaur Hasanov takes the sole lead (5.5/6).

WIN STREAKS · 3 top finishers

GM Hagen Poetsch 4 wins (R4–R7)FM Ivan Sidletskyi 5 wins (R1–R5)FM Zaur Hasanov 4 wins (R3–R6)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMHagen Poetsch	*	—	1	—
2FMIvan Sidletskyi	—	*	0	1
3FMZaur Hasanov	0	1	*	—
4FMBayastan Sydykov	—	0	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Poetsch, HagenGM	2484	GER	+64N	=32B	=42N	+23B	+8N	+5B	+4B	6.0	25.5	27.0	23.75	2432	-2.4
2	Sidletskyi, IvanFM	2303	UKR	+47B	+25N	+7B	+6N	+3B	−4N	=11B	5.5	28.5	31.5	23.75	2392	+15.6
3	Sydykov, BayastanFM	2301	KGZ	+18N	+23B	+12N	=8B	−2N	+21B	+6N	5.5	27.5	31.5	23.75	2303	+2.4
4	Hasanov, ZaurFM	2284	GER	+50B	=33N	+31B	+30N	+20B	+2B	−1N	5.5	26.0	28.5	20.75	2342	+12.6
5	Foerster, Erik	2126	GER	+37B	−62N	+22B	+42N	+31B	−1N	+20B	5.0	24.0	26.0	18.00	2213	+15.4
6	Sarkisian, ArmanCM	2126	BEL	+53N	+29B	+27N	−2B	+11B	=10N	−3B	4.5	28.0	30.5	17.25	2225	+20.0
7	Kupriyanov, Daniel	2112	UKR	+36N	+40B	−2N	+15B	=10N	=16B	=14N	4.5	27.0	30.0	17.75	2178	+13.8
8	Musiienko, Tymur	2115	GER	+45B	+26N	+56B	=3N	−1B	=20N	=13B	4.5	27.0	29.0	16.00	2193	+23.6
9	Siegismund, AnnelenWFM	2138	GER	=21N	+57B	=15N	+29B	=12N	=14B	=16N	4.5	26.0	28.0	17.00	2102	-3.4
10	Feldmann, Johannes	2185	GER	+22B	=24N	=39B	+25N	=7B	=6B	=12N	4.5	25.5	28.5	18.25	2161	-3.2
11	Solonar, StefanIM	2265	GER	=15N	=30B	+50N	+24B	−6N	+32B	=2N	4.5	25.5	28.0	16.75	2142	-8.6
12	Derr, OlegCM	2103	GER	+35B	+43N	−3B	+56N	=9B	=13N	=10B	4.5	25.5	27.5	15.25	2117	+11.6
13	Bullen, AlexCM	2160	WLS	−30N	=49B	+17N	+38B	+18N	=12B	=8N	4.5	25.0	27.5	18.25	2055	-14.8
14	Akturk, Mustafa DenizCM	2123	TUR	=17B	+28N	−20B	+48N	+39B	=9N	=7B	4.5	24.5	27.0	16.25	2082	-8.8
15	Scholz, Alexander	1926	GER	=11B	+17N	=9B	−7N	=56B	+46N	+31B	4.5	24.5	26.5	16.50	2179	+38.4
16	Perske, Paul	2149	GER	+34B	=20N	=24B	=39N	+33B	=7N	=9B	4.5	24.0	27.0	17.00	2139	-0.8
17	Nopper, Louis	1897	GER	=14N	−15B	−13B	+65N	+41B	+33N	+39B	4.5	23.0	24.0	12.75	2101	+38.8
18	Steigleder, Maximilian	1930	GER	−3B	=69N	+45B	+41N	−13B	+35N	+30B	4.5	23.0	23.5	13.25	2107	+62.8
19	Meuer, David	2101	GER	+63B	−56N	+34B	=26N	=30B	=22N	+36B	4.5	20.5	22.0	14.25	2099	-0.4
20	Musiienko, Platon	2018	GER	+52N	=16B	+14N	+21B	−4N	=8B	−5N	4.0	28.0	30.5	15.50	2111	+36.8
21	Kaufhold, Jonas	1900	GER	=9B	+55N	+33B	−20N	+25B	−3N	=28B	4.0	25.5	28.0	14.25	2133	+72.8
22	Anissimova, Mariya	1925	GER	−10N	+68B	−5N	+49B	+23N	=19B	=26N	4.0	24.5	25.0	11.25	2040	+21.6
23	Andreoli, Giorgio	2033	ITA	+69B	−3N	+37B	−1N	−22B	+48N	+45B	4.0	24.5	25.0	9.50	2030	0.0
24	Mueller, Mark	2029	GER	+66B	=10B	=16N	−11N	=34B	=30N	+43B	4.0	23.5	24.5	12.00	2027	+2.6
25	Cornish, Alexander	2100	GER	+54N	−2B	+49N	−10B	−21N	+57B	+40N	4.0	22.0	24.0	10.00	2006	-13.2
26	Pompe, Juergen	1963	GER	+65N	−8B	+58N	=19B	=32N	=31N	=22B	4.0	22.0	23.0	10.75	1974	+13.6
27	Boehnke, Marc	1892	GER	+41B	+67N	−6B	−31N	=28B	=39N	+42B	4.0	21.0	22.0	10.50	2048	+29.2
28	Flackus, Stefan	1951	GER	=59N	−14B	+57N	=44B	=27N	+56B	=21N	4.0	19.5	21.5	10.50	1866	-22.4
29	Vranckx, Oscar	2018	GER	+61B	−6N	+35B	−9N	F	+60B	+44N	4.0	19.5	19.5	10.50	2040	+11.6
30	Plaumann, Arvin	1920	GER	+13B	=11N	+32N	−4B	=19N	=24B	−18N	3.5	27.5	31.0	14.50	2117	+33.6
31	Dietze, Frank	2102	GER	+51N	+38B	−4N	+27B	−5N	=26B	−15N	3.5	26.5	29.0	12.00	2001	-18.6
32	Sheng, Ming	2050	GER	+46B	=1N	−30B	+43N	=26B	−11N	=34B	3.5	24.5	27.5	12.75	1995	-20.4
33	Waffenschmidt, Joachim	2032	GER	+68N	=4B	−21N	+40B	−16N	−17B	+51N	3.5	24.0	24.5	8.75	1977	-10.2
34	Kathstede, Gerd, Dr.	1914	GER	−16N	+66B	−19N	+52B	=24N	=40B	=32N	3.5	22.0	23.0	8.75	1972	+10.2
35	Schelhorn, Paul	1873	GER	−12N	+65B	−29N	+58B	=44N	−18B	+54N	3.5	20.5	21.5	7.00	1853	-2.4
36	Shanawaz Thabrez, Shahzaib	1884	GER	−7B	−48N	+66N	+59B	=40N	+38B	−19N	3.5	20.0	21.0	8.00	1869	-2.8
37	Linder, Oliver	1899	GER	−5N	+52B	−23N	=60B	+64N	=44B	=41N	3.5	19.5	21.0	8.00	1939	+7.4
38	Albert, Ingo	1947	GER	+58B	−31N	=43B	−13N	+61B	−36N	+48B	3.5	19.0	21.0	8.00	1804	-42.8
39	Kerz, Markus	2019	GER	=49N	+59B	=10N	=16B	−14N	=27B	−17N	3.0	24.5	26.5	9.75	1895	-21.0
40	Brehme, Ralf-Peter	1964	GER	+48B	−7N	+46B	−33N	=36B	=34N	−25B	3.0	22.0	24.5	9.00	1877	-15.8
41	Tischendorf, Michael, Dr.	2118	GER	−27N	=42B	+51N	−18B	−17N	+50B	=37B	3.0	22.0	24.5	8.25	1863	-46.8
42	Kuhn, Daniel	1979	GER	+67B	=41N	=1B	−5B	+53N	F	−27N	3.0	21.5	21.5	8.00	2018	+4.8
43	Weidemann, Max	1563	GER	+44N	−12B	=38N	−32B	=51N	+53B	−24N	3.0	21.0	23.5	8.50	1885	+92.8
44	Gieringer, Clemens	1955	GER	−43B	+63N	=48B	=28N	=35B	=37N	−29B	3.0	20.5	22.0	8.25	1774	-30.0
45	Hipler, Andreas, Dr.	1890	GER	−8N	=60B	−18N	=54B	+52N	+58B	−23N	3.0	20.0	22.0	6.75	1784	-19.2
46	Kupke, Jonas	1807	GER	−32N	+64B	−40N	=47N	+55B	−15B	=53N	3.0	19.0	20.5	6.75	1917	+19.2
47	Syed, Tareq	1943	GER	−2N	=51B	=59N	=46B	=60N	=54B	=56N	3.0	17.5	19.5	7.00	1777	-26.6
48	Dobaj, Daniel	1637	POL	−40N	+36B	=44N	−14B	+50N	−23B	−38N	2.5	21.5	24.0	7.50	1861	+63.6
49	Nguyen, Minh An	1747	GER	=39B	=13N	−25B	−22N	−58N	+65B	=52N	2.5	20.0	21.0	6.00	1767	-3.6
50	Al Jarad, Kotada	1929	GER	−4N	+54B	−11B	=61N	−48B	−41N	+68N	2.5	20.0	20.5	4.00	1845	-37.6
51	Ziska, Stephan	1866	GER	−31B	=47N	−41B	=67N	=43B	+55N	−33B	2.5	18.5	19.5	6.00	1826	-8.4
52	Kuchta, Maksim	1730	GER	−20B	−37N	+63B	−34N	−45B	+66N	=49B	2.5	18.0	19.0	3.75	1765	+8.8
53	Sabel, Reinhard	1897	GER	−6B	=61N	+69B	=55N	−42B	−43N	=46B	2.5	18.0	18.5	4.25	1759	-25.4
54	Launert, Martin, Dr.	1811	GER	−25B	−50N	=67B	=45N	+65B	=47N	−35B	2.5	17.0	18.0	4.50	1761	-10.8
55	Maass, Walter	2043	GER	=57N	−21B	=60N	=53B	−46N	−51B	+63N	2.5	16.0	17.5	4.75	1719	-58.2
56	Heppert, David	0	GER	F	+19B	−8N	−12B	=15N	−28N	=47B	2.0	25.0	25.0	8.25	1899	0.0
57	Froehlich-Dill, Astrid	1781	GER	=55B	−9N	−28B	=63N	+67B	−25N	F	2.0	18.5	19.5	3.00	1834	+5.0
58	Gonzalez Peisker, Mateo	1545	GER	−38N	F	−26B	−35N	+49B	−45N	+61B	2.0	18.5	18.5	4.50	1731	+44.4
59	Filis, Fotios	1545	GER	=28B	−39N	=47B	−36N	+66B	F	F	2.0	16.5	16.5	4.50	1827	+57.2
60	Erbach, Juergen	1669	GER	−62B	=45N	=55B	=37N	=47B	−29N	—	2.0	16.0	18.0	6.00	1837	+42.0
61	Gerber, Ingo	1735	GER	−29N	=53B	=64N	=50B	−38N	=68B	−58N	2.0	16.0	16.5	3.50	1707	-7.0
62	Lettko, Michael	1975	GER	+60N	+5B	F	—	—	—	—	2.0	7.0	7.0	7.00	2698	+16.8
63	Schellen, Sven	1828	GER	−19N	−44B	−52N	=57B	F	+67N	−55B	1.5	15.5	16.0	2.00	1690	-22.4
64	Cerasi, Umberto	1944	ITA	−1B	−46N	=61B	+69N	−37B	—	—	1.5	14.5	15.0	1.50	1764	-26.2
65	Ringsdorf, Bastian, Dr.	1613	GER	−26B	−35N	+68N	−17B	−54N	−49N	F	1.0	18.0	18.5	0.50	1572	-11.6
66	Blum, Norbert	1776	GER	−24N	−34N	−36B	+68B	−59N	−52B	F	1.0	16.0	16.0	0.50	1541	-34.0
67	Graesser, Malte	1693	GER	−42N	−27B	=54N	=51B	−57N	−63B	F	1.0	15.5	16.5	2.50	1587	-28.4
68	Pade, Joachim	1777	GER	−33B	−22N	−65B	−66N	F	=61N	−50B	0.5	14.0	14.0	1.00	1434	-41.4
69	Lee, Matthew Kwan Ho	1777	HKG	−23N	=18B	−53N	−64B	F	—	—	0.5	12.5	14.0	2.25	1629	-12.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Weidemann, MaxGER
+92.8
3.0 pts · #38
2Kaufhold, JonasGER
+72.8
4.0 pts · #23
3Dobaj, DanielPOL
+63.6
2.5 pts · #51

Top rating losers

1Maass, WalterGER
-58.2
2.5 pts · #52
2Tischendorf, Michael, Dr.GER
-46.8
3.0 pts · #46
3Albert, IngoGER
-42.8
3.5 pts · #28

Biggest upsets

R1+392 Elo gap
Weidemann, Max1563 beat Gieringer, Clemens1955
R6+334 Elo gap
Weidemann, Max1563 beat Sabel, Reinhard1897
R5+292 Elo gap
Dobaj, Daniel1637 beat Al Jarad, Kotada1929