Itzehoer Schach-Open 2025

SwissStandard

117 players participated in this 7-round tournament, held from 29 May 2025 to 01 Jun 2025 in Itzehoe, Germany. 6 titled players from 3 federations. Top 10 Elo average was 2217, and top seed was Jonathan Carlstedt (🇩🇪 GER, IM, 2448).

Jonathan Carlstedt (🇩🇪 GER, IM, 2448) won with 6.0/7, ahead of Malek Koniahli (6.0) and Henning Holinka (6.0). Carlstedt shared the lead from round 1, winning on tie-break.

The biggest upset came in round 1: Jana-Marie Christiansen (1527) beat Dirk Moysich (1893), a +366-point gap.

Location

🇩🇪Itzehoe, 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

🇩🇪IMJonathan Carlstedt2448

Avg top 10

2,217

Participants

117

Titled players · 6

IM×2

FM×2

CM×2

Federations · 3 represented

🇩🇪Germany×112

🇸🇾Syria×1

🇨🇿Czech Republic×1

Top 3

🥇
IMJonathan Carlstedt
🇩🇪GER·2448
6.0pts·2466perf+2.0
🥈
FMMalek Koniahli
🇸🇾SYR·2338
6.0pts·2378perf+9.0
🥉
FMHenning Holinka
🇩🇪GER·2303
6.0pts·2317perf+5.8

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 3 players tied at 6.0/7, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 3 at the finish.

Co-leaders

Carlstedt6Holinka6Koniahli6Bargsten5.5Ploog5.5Stotyn5.5

R7 · TIEBREAK CLUSTER

3 players finish on 6.0/7. Carlstedt takes the title on Buchholz Cut1 (32.5).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

IM Jonathan Carlstedt beat FM Henning Holinka (White).

WIN STREAKS · 3 top finishers

IM Jonathan Carlstedt 5 wins (R1–R5)FM Henning Holinka 4 wins (R1–R4)FM Malek Koniahli 5 wins (R1–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMJonathan Carlstedt	*	1	½	—
2FMHenning Holinka	0	*	—	—
3FMMalek Koniahli	½	—	*	½
4CMJustus Bargsten	—	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Carlstedt, JonathanIM	2448	GER	+46B	+16N	+22B	+5N	+3B	=2N	=7B	6.0	32.5	36.5	30.75	2466	+2.0
2	Koniahli, MalekFM	2338	SYR	+54B	+36N	+12B	+18N	+9B	=1B	=4N	6.0	30.0	33.5	27.75	2378	+9.0
3	Holinka, HenningFM	2303	GER	+83N	+27B	+14N	+15B	−1N	+9B	+19N	6.0	29.5	32.0	26.00	2317	+5.8
4	Bargsten, JustusCM	2201	GER	+35B	+50N	+8B	=6N	+11B	=7N	=2B	5.5	31.5	35.0	26.50	2251	+10.6
5	Stotyn, FabianCM	2132	GER	+60N	+34B	+59N	−1B	+16N	+12N	=8B	5.5	29.0	32.5	23.75	2188	+10.6
6	Ploog, Martin, Dr.	2002	GER	+40N	+31B	+67N	=4B	=10N	=19B	+20N	5.5	27.5	30.5	23.00	2142	+25.0
7	Lick, Patrick	2180	GER	+29N	=26B	+81N	+66B	+20N	=4B	=1N	5.5	27.0	30.0	22.25	2211	+9.6
8	Neuendorf, Max	1952	GER	+86N	+55B	−4N	+45B	+25N	+18B	=5N	5.5	27.0	29.5	21.25	2104	+27.6
9	Porth, Hartmut	1980	GER	+88N	+37B	+25N	+10B	−2N	−3N	+32B	5.0	29.0	31.5	19.50	2114	+25.4
10	Keyser, Robin	2172	GER	+75B	+33N	+38B	−9N	=6B	+23N	=11B	5.0	28.0	31.0	20.75	2070	-13.0
11	Pittelkow, Andreas, Dr.	2016	GER	+73N	+58B	=66N	+13B	−4N	+41B	=10N	5.0	26.0	29.0	19.50	2101	+17.8
12	Thomas, Jeremy	1959	GER	+53B	+69N	−2N	+67B	+27N	−5B	+45N	5.0	26.0	29.0	17.50	2036	+15.4
13	Tarasenko, Nazar	2001	GER	+71B	=30N	+28B	−11N	+34B	=26N	+21B	5.0	25.5	28.5	19.50	1995	+4.4
14	Konow, Philipp	1936	GER	+96B	+44N	−3B	=32N	=30B	+56N	+28B	5.0	25.5	28.0	18.00	1961	+5.6
15	Henke, Jaron	1981	GER	+93B	+56N	+47B	−3N	=50B	=28N	+26B	5.0	25.0	27.5	17.75	1995	+4.8
16	Heinrich, Sebastian	1869	GER	+111N	−1B	+73N	+52B	−5B	+68N	+44B	5.0	25.0	26.0	14.50	1959	+17.2
17	Kern, Burkhard	1926	GER	+102N	−25B	−83N	+89B	+29N	+55B	+27N	5.0	20.5	22.5	16.00	1845	-9.8
18	Martin, Dennis	2018	GER	+74B	+51N	+32B	−2B	=41N	−8N	+50B	4.5	26.5	29.5	16.00	1995	-2.2
19	Moysich, Dirk	1893	GER	−85B	+39N	+74B	+47N	+33B	=6N	−3B	4.5	26.5	29.0	17.75	1898	+1.8
20	Quiring, Nikolai	1924	GER	+61B	=28N	+57B	+30N	−7B	+50N	−6B	4.5	26.0	29.5	16.50	1907	-0.8
21	Keyser, Philipp	2012	GER	+68B	−32N	+35B	=34N	+56B	+36B	−13N	4.5	24.5	27.5	16.50	1898	-16.6
22	Mueller, Kai	1960	GER	+87N	+63B	−1N	=31B	−51N	+70B	+58N	4.5	23.5	26.0	14.50	1907	-7.8
23	Hasselgruber, Robert Ferenc	1909	GER	−84N	+76B	=29N	+60B	+31N	−10B	+51N	4.5	23.0	25.5	16.00	1848	-14.4
24	Fabig, Holger	1989	GER	+103N	−67B	=26N	=29B	+83N	=37B	+25N	4.5	21.5	23.5	14.50	1836	-22.8
25	Al Amin, Sami	1725	GER	+115B	+17N	−9B	+38N	−8B	+33N	−24B	4.0	28.0	28.0	13.00	1925	+60.8
26	Meyer, Christoph	1860	GER	+79B	=7N	=24B	=84N	+69B	=13B	−15N	4.0	26.0	28.5	14.75	1907	+7.2
27	Rose, Simeon	1864	GER	+95B	−3N	+71B	+54N	−12B	+53N	−17B	4.0	26.0	28.5	12.50	1849	-6.8
28	Moskalenko, Michael	1720	GER	+106N	=20B	−13N	+87B	+43N	=15B	−14N	4.0	26.0	27.5	12.75	1886	+49.6
29	Schroeder, Jakob	1687	GER	−7B	+101N	=23B	=24N	−17B	+92N	+66N	4.0	25.0	27.0	12.00	1885	+43.6
30	Oblender, Rudi	1765	GER	+108N	=13B	+82N	−20B	=14N	+59B	F	4.0	25.0	26.5	13.00	2000	+62.8
31	Sadeghpour, Alireza	1780	GER	+105B	−6N	+77B	=22N	−23B	+57N	=38B	4.0	25.0	26.5	12.25	1799	+3.6
32	Rockmann, Enno	1776	GER	+91N	+21B	−18N	=14B	=66N	+112B	−9N	4.0	24.5	25.5	12.00	1892	+14.0
33	Hieke, Jonas	1828	GER	+98N	−10B	+64N	+42B	−19N	−25B	+80N	4.0	24.0	26.0	12.50	1839	+1.2
34	Speck, Jakob	1842	GER	+99B	−5N	+93B	=21B	−13N	=64N	+68B	4.0	24.0	26.0	11.50	1839	-0.8
35	Rothe, Justin	1701	GER	−4N	+92B	−21N	=62B	+76N	=43B	+70N	4.0	23.5	26.0	12.25	1734	+1.6
36	Meschke, Oliver	1860	GER	+92N	−2B	=40N	+88B	+84B	−21N	=39B	4.0	23.5	26.0	11.50	1821	-6.0
37	Lieb, Max	1761	GER	+114B	−9N	=53B	+61N	=72B	=24N	=59B	4.0	23.0	23.5	11.25	1820	+19.2
38	Kandora, Max	1878	GER	+89N	+84B	−10N	−25B	=64N	+52B	=31N	4.0	22.5	25.0	12.25	1780	-30.4
39	Kiwitt, Jonah	0	GER	+76N	−19B	−52N	+86B	+60N	=58B	=36N	4.0	22.0	24.5	12.75	1748	0.0
40	von Flottwell, Lionel	1645	GER	−6B	+94N	=36B	−72N	+62B	=69N	+67B	4.0	22.0	24.5	12.50	1787	+40.8
41	Farokhi, Darian	1867	GER	−81N	+89B	+80N	+83B	=18B	−11N	=46B	4.0	22.0	24.5	12.25	1798	-20.0
42	Lebiedz, Oliver	1969	GER	+77B	−47N	+75B	−33N	+74B	+67N	F	4.0	21.0	24.0	12.00	1841	-16.6
43	Schiller, Thomas	1869	GER	+101B	−49N	+68B	=69N	−28B	=35N	+71B	4.0	21.0	23.0	11.50	1783	-15.2
44	Charchulla, Moritz	1721	GER	+70N	−14B	−84N	+102B	+91N	+66B	−16N	4.0	21.0	23.0	10.50	1693	-9.2
45	Busch, Jonathan Luis	1723	GER	−57B	+117N	+106B	−8N	+85B	+72N	−12B	4.0	21.0	21.0	7.00	1843	+32.4
46	Walloschek, Christian	1718	GER	−1N	−62B	=98N	+105B	+87N	+88B	=41N	4.0	20.5	22.0	9.50	1740	+0.8
47	Junge, Julia Marie	1742	GER	+109N	+42B	−15N	−19B	−70N	+84B	+112N	4.0	20.0	21.0	8.50	1853	+22.4
48	Lipp, Johannes	0	GER	−51B	−68N	+78B	−71N	+96B	+75N	+69B	4.0	18.5	21.0	11.50	1674	0.0
49	Kuegel, TobiasIM	2362	GER	+52N	+43B	F	F	+54N	+51B	—	4.0	14.5	14.5	14.50	2762	+3.2
50	Baechler, Andreas	1855	GER	+107N	−4B	+103N	+81B	=15N	−20B	−18N	3.5	24.5	26.0	9.00	1839	-4.0
51	Hansen, Peter	1796	GER	+48N	−18B	=87N	+97B	+22B	−49N	−23B	3.5	24.0	26.5	12.25	1788	-7.2
52	Tanukusuma, Kyllian Gotthold	1714	GER	−49B	+78N	+39B	−16N	=57B	−38N	+86B	3.5	23.5	26.0	11.25	1720	-3.2
53	Busch, Lara Sophie	1597	GER	−12N	+109B	=37N	=58B	+63N	−27B	=55N	3.5	23.5	24.5	10.00	1755	+43.6
54	Osmers, Julian	1704	GER	−2N	+111B	+62N	−27B	−49B	=61N	+84N	3.5	23.5	24.5	8.75	1736	+4.0
55	Golke, Philipp	1729	GER	+104B	−8N	=85B	=57N	+79B	−17N	=53B	3.5	23.0	25.0	9.75	1554	-37.2
56	Karlinder, Lovis Neo	1755	GER	+100N	−15B	+86N	+59B	−21N	−14B	=90N	3.5	23.0	25.0	9.25	1783	+5.6
57	Dohmeyer, Joern	0	GER	+45N	=82B	−20N	=55B	=52N	−31B	+88N	3.5	22.5	25.0	11.50	1766	0.0
58	Heimbrodt, Birk	1817	GER	+94B	−11N	=90B	=53N	+71B	=39N	−22B	3.5	22.5	25.0	10.50	1695	-16.4
59	Nolte, Alexander Nicolai	1906	GER	+117B	+90N	−5B	−56N	+75B	−30N	=37N	3.5	22.5	22.5	7.50	1753	-26.2
60	Vorsilka, Jiri	1671	CZE	−5B	+95N	=72B	−23N	−39B	+105N	+85B	3.5	22.0	23.5	8.00	1754	+5.4
61	Kandora, William	1570	GER	−20N	+70B	=63N	−37B	=73N	=54B	+83N	3.5	21.5	24.0	10.50	1693	+32.0
62	Doescher, Nayla	1495	GER	−72B	+46N	−54B	=35N	−40N	+107B	+93N	3.5	21.0	22.5	10.00	1654	+44.0
63	Kathage, Holger	1745	GER	+113B	−22N	=61B	=85N	−53B	+78N	=64B	3.5	20.5	21.5	8.75	1574	-27.8
64	Langer, Till-Bastian	1624	GER	F	+110N	−33B	+106N	=38B	=34B	=63N	3.5	18.0	18.0	8.25	1736	+20.4
65	Lohmann, Rene	1716	GER	F	F	+94B	+101N	F	=86B	+87N	3.5	10.5	10.5	8.25	1789	+3.6
66	Schaper, Jan Erik	1874	GER	+78B	+85N	=11B	−7N	=32B	−44N	−29B	3.0	25.5	28.0	10.00	1722	-26.4
67	Prasanth, Rishi	1766	GER	+110B	+24N	−6B	−12N	+90B	−42B	−40N	3.0	25.5	26.5	8.00	1738	-10.8
68	Pritzlaff, Tim	1660	GER	−21N	+48B	−43N	+107B	+82N	−16B	−34N	3.0	24.5	26.0	8.50	1653	+1.6
69	Veelders, Wiebke	1725	GER	+97N	−12B	+102N	=43B	−26N	=40B	−48N	3.0	23.5	25.5	8.50	1710	-6.0
70	Persson, Torbjoern	0	GER	−44B	−61N	+99B	+77N	+47B	−22N	−35B	3.0	23.0	25.0	9.00	1593	0.0
71	Greiner, Jan Oluf	1645	GER	−13N	+91B	−27N	+48B	−58N	+106B	−43N	3.0	23.0	24.5	8.00	1088	-32.8
72	von Koschitzky, Tilo	1871	GER	+62N	−81B	=60N	+40B	=37N	−45B	F	3.0	22.0	25.0	11.25	1650	-32.6
73	Mis, Filipp	1665	GER	−11B	+79N	−16B	=95N	=61B	+101N	F	3.0	22.0	24.0	8.00	1548	-18.8
74	Christiansen, Henning	1669	GER	−18N	+98B	−19N	+92B	−42N	=91B	=76N	3.0	21.0	23.0	7.25	1536	-12.8
75	Gerdts, Martina	1681	GER	−10N	+107B	−42N	+111B	−59N	−48B	+91N	3.0	20.5	21.5	5.00	1654	-5.4
76	Hoffmann, Sabine	1550	GER	−39B	−23N	=105B	+114N	−35B	+97N	=74B	3.0	19.5	20.0	5.25	1487	-4.8
77	Magezi, Noah	1607	GER	−42N	+100B	−31N	−70B	+98N	−82B	+99N	3.0	18.0	20.0	6.00	1073	-22.0
78	Krueger, Dietrich	1514	GER	−66N	−52B	−48N	+108B	+104N	−63B	+100N	3.0	18.0	19.5	5.50	978	-22.0
79	Kollmann, Timo	0	GER	−26N	−73B	+109N	+80B	−55N	−90B	+103N	3.0	18.0	19.0	6.00	1569	0.0
80	Schliesche, Sam	1649	GER	F	+99N	−41B	−79N	+97B	+94N	−33B	3.0	18.0	18.0	7.00	1048	-19.6
81	Krause, Ortwin, Dr.	1609	GER	+41B	+72N	−7B	−50N	F	F	+115B	3.0	16.0	16.0	7.00	1901	+54.8
82	Barlage, Tonio, Dr.	1871	GER	+116B	=57N	−30B	=90N	−68B	+77N	—	3.0	16.0	16.0	6.00	1622	-29.4
83	Westerhoff, Ralf	1704	GER	−3B	+116N	+17B	−41N	−24B	=85N	−61B	2.5	25.5	25.5	6.25	1678	-8.8
84	Doescher, Rasmus	1569	GER	+23B	−38N	+44B	=26B	−36N	−47N	−54B	2.5	24.5	28.0	10.50	1709	+42.0
85	Christiansen, Jana-Marie	1527	GER	+19N	−66B	=55N	=63B	−45N	=83B	−60N	2.5	22.0	24.5	9.25	1661	+44.4
86	Schartl, Magnus	1588	GER	−8B	+104N	−56B	−39N	+99B	=65N	−52N	2.5	22.0	24.0	5.75	1462	-21.6
87	Veelders, Sarah	1603	GER	−22B	+113N	=51B	−28N	−46B	+95N	−65B	2.5	22.0	23.0	5.25	1416	-35.6
88	Schartl, Kai Giso	1618	GER	−9B	=114N	+96B	−36N	+95B	−46N	−57B	2.5	21.5	22.0	5.25	1592	-8.4
89	Engelberg, Sebastian	1524	GER	−38B	−41N	+110B	−17N	−100B	+104N	=94B	2.5	19.5	20.5	4.25	1090	-12.4
90	Kurschis, Anton	1617	GER	F	−59B	=58N	=82B	−67N	+79N	=56B	2.5	19.5	19.5	8.00	1674	+12.0
91	Tatar, Anna	0	GER	−32B	−71N	+116B	+93N	−44B	=74N	−75B	2.5	19.5	19.5	4.00	1556	0.0
92	Yurchenko, Anton	0	GER	−36B	−35N	+104B	−74N	+103N	−29B	=106N	2.5	19.0	20.5	4.75	1471	0.0
93	Moeller, Rainer	1627	GER	−15N	+108B	−34N	−91B	=107N	+100N	−62B	2.5	18.5	20.0	4.25	973	-20.4
94	Lossie, Simon	0	GER	−58N	−40B	−65N	+109B	+102N	−80B	=89N	2.5	18.5	19.5	4.25	1461	0.0
95	Bartels, Leonard	0	GER	−27N	−60B	+100N	=73B	−88N	−87B	+108N	2.5	17.5	19.0	5.00	1318	0.0
96	Stolzenwald, Frank	1581	GER	−14N	=97B	−88N	=98B	−48N	=108B	+105B	2.5	17.5	19.0	4.50	977	-11.2
97	Burdielov, Illia	0	GER	−69B	=96N	+114B	−51N	−80N	−76B	+107N	2.5	16.5	17.0	3.25	1294	0.0
98	Viere, Tim	0	GER	−33B	−74N	=46B	=96N	−77B	−99N	+113B	2.0	18.5	19.5	4.25	1441	0.0
99	Melekestsev, Kyrylo	0	GER	−34N	−80B	−70N	+113B	−86N	+98B	−77B	2.0	17.5	18.5	3.00	872	0.0
100	Khazen, Noah	0	GER	−56B	−77N	−95B	+116N	+89N	−93B	−78B	2.0	17.0	17.0	2.50	1460	0.0
101	Nolte, Joerg	0	GER	−43N	−29B	+108N	−65B	+115N	−73B	F	2.0	17.0	17.0	1.50	935	0.0
102	Schartl, Richard	1575	GER	−17B	+115N	−69B	−44N	−94B	−109N	+110N	2.0	16.5	16.5	1.00	991	-28.4
103	Brandt, Volker	1640	GER	−24B	+105N	−50B	−112N	−92B	+113N	−79B	2.0	16.0	17.0	2.50	1122	-6.8
104	FIDE 533035172	0	—	−55N	−86B	−92N	+110N	−78B	−89B	+114N	2.0	15.0	15.5	1.50	789	0.0
105	Viere, Samuel	0	GER	−31N	−103B	=76N	−46N	+114B	−60B	−96N	1.5	19.0	19.5	2.00	1256	0.0
106	Pitzschel, Joerg	0	GER	−28B	F	−45N	−64B	+111N	−71N	=92B	1.5	18.0	18.0	2.25	1389	-88.0
107	Fromke, Ben	0	GER	−50B	−75N	+115B	−68N	=93B	−62N	−97B	1.5	18.0	18.0	1.25	1293	0.0
108	Myburgh, Christopher John	0	GER	−30B	−93N	−101B	−78N	+116B	=96N	−95B	1.5	16.5	16.5	1.25	1445	0.0
109	Volkmann, Alexej	0	GER	−47B	−53N	−79B	−94N	F	+102B	F	1.0	17.0	17.0	2.00	1513	0.0
110	Viere, Silas	0	GER	−67N	−64B	−89N	−104B	−113N	+114N	−102B	1.0	14.0	14.5	0.50	822	0.0
111	Hieke, Andrea	1433	GER	−16B	−54N	+113B	−75N	−106B	F	—	1.0	14.0	14.0	1.00	939	-17.6
112	Eichmann, Andreas	0	GER	F	F	F	+103B	F	−32N	−47B	1.0	13.5	13.5	2.00	1594	0.0
113	FIDE 533001162	0	—	−63N	−87B	−111N	−99N	+110B	−103B	−98N	1.0	13.0	14.0	1.00	805	0.0
114	Greiner, Andre	0	GER	−37N	=88B	−97N	−76B	−105N	−110B	−104B	0.5	15.5	16.5	1.25	1369	0.0
115	FIDE 34685960	0	—	−25N	−102B	−107N	F	−101B	F	−81N	0.0	13.5	13.5	0.00	836	0.0
116	Eschenauer, Frank	1486	GER	−82N	−83B	−91N	−100B	−108N	—	—	0.0	10.0	11.5	0.00	988	-12.4
117	Koop, Michael	1561	GER	−59N	−45B	F	—	—	—	—	0.0	7.5	8.5	0.00	1015	-8.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Oblender, RudiGER
+62.8
4.0 pts · #44
2Al Amin, SamiGER
+60.8
4.0 pts · #36
3Krause, Ortwin, Dr.GER
+54.8
3.0 pts · #70

Top rating losers

1Pitzschel, JoergGER
-88.0
1.5 pts · #83
2Golke, PhilippGER
-37.2
3.5 pts · #85
3Veelders, SarahGER
-35.6
2.5 pts · #97

Biggest upsets

R1+366 Elo gap
Christiansen, Jana-Marie1527 beat Moysich, Dirk1893
R1+340 Elo gap
Doescher, Rasmus1569 beat Hasselgruber, Robert Ferenc1909
R2+262 Elo gap
Krause, Ortwin, Dr.1609 beat von Koschitzky, Tilo1871