CChessStats

65. Offene Koelner Stadtmeisterschaft

SwissStandard

152 players participated in this 7-round tournament, held from 28 May 2025 to 01 Jun 2025 in Koeln, Germany. 14 titled players from 8 federations. Top 10 Elo average was 2278, and top seed was Alexander Bagrationi (🇮🇱 ISR, GM, 2406).

Alexander Bagrationi (🇮🇱 ISR, GM, 2406) won with 6.5/7, ahead of Igor Vlasov (6.0) and Isaac Garner (6.0). Bagrationi won solo starting round 5.

The biggest upset came in round 7: Marius Katzwinkel (1327) beat Stefan Roosen (1763), a +436-point gap.

Location
🇩🇪Koeln, Germany
Dates
28 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
🇮🇱GMAlexander Bagrationi2406
Avg top 10
2,278
Participants
152
Titled players · 14
GM×1
IM×1
FM×8
CM×3
WFM×1
Federations · 8 represented
🇩🇪Germany×128
🇧🇪Belgium×8
🇹🇷Turkiye×3
🇺🇦Ukraine×3
🇳🇱Netherlands×2
🇬🇷Greece×1
🇪🇸Spain×1
🇺🇸United States of America×1
Top 3

How it unfolded

Top 6 · 7 rounds

GM Alexander Bagrationi led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders
64
26
9
2
1
1
1
23.55.57R1R2R3R4R5R6R7
R5–R7 · LEAD HELD

GM Alexander Bagrationi held the sole lead from R5 through R7 without losing it.

R7 · HEAD-TO-HEAD · WINNER VS 2ND

GM Alexander Bagrationi drew with Igor Vlasov (White).

WIN STREAKS · 3 top finishers

GM Alexander Bagrationi 6 wins (R1–R6)Igor Vlasov 3 wins (R4–R6)Isaac Garner 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1GMAlexander Bagrationi*
½
2Igor Vlasov
½
*
1
3Isaac Garner*
½
4Nelson Strehse
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Bagrationi, AlexanderGM2406ISR+85B+26N+23B+10N+9B+11N=2B6.530.033.030.002569+8.8
2Vlasov, Igor2101GER+120N+69B=62N+34B+5N+4B=1N6.028.530.525.502443+57.8
3Garner, Isaac2399GER+104N+57B+70N=4B=17N+25B+9N6.027.029.524.502432+4.4
4Strehse, Nelson2207GER+130B+30N+38B=3N+10B2N+18B5.530.032.023.002317+42.4
5Morawietz, DieterIM2334GER+94B+77N+18B=6N2B+36B+21N5.528.031.022.252286-2.4
6Menzel, Maximilian2168GER+151N+86B+54N=5B=13N+22B=14N5.527.027.019.252280+20.4
7Nguyen, Khoi2130BEL+133B39N+49B=76N+75B+88N+37B5.522.023.517.752080-5.6
8Krupke, Sven1938GER+122N62B+119N=89B+66N+19B+34N5.520.522.517.502185+83.6
9Turgut, HakanCM2191TUR+102N+35B+20N+19B1N+13B3B5.030.533.521.002310+24.0
10Coenen, MichaelFM2319GER+49B+27N+15B1B4N+45N+51B5.029.533.521.502248-3.2
11Hainke, Guntram, Dr.FM2237GER+74B=32N+58B+78N+31B1B=17N5.027.531.020.002225+0.6
12Riemland, Arnold2104GER+146N+41B=22N=13B+28N=17B=16N5.027.528.519.002204+20.2
13Marcziter, AlexCM2087GER+140B+83N+14B=12N=6B9N+46B5.027.528.518.252130+28.8
14Grabowski, PawelFM2206POL+84N+47B13N+96B=20N+70B=6B5.025.528.518.5022040.0
15Suranyi, Pal2064HUN+121N+66B10N+65B=24N=27B+35N5.025.027.017.502141+16.8
16Gramb, Marius2165GER+112B=82N=92B=30N+72B+42N=12B5.023.025.517.752048-14.4
17Keller, Thomas2175GER+36N+68BF+59N=3B=12N=11B4.527.527.519.502283+14.8
18Restorff, Felix2114GER+119N+71B5N+48B+47N=21B4N4.527.029.015.752147+9.4
19Marcziter, DmitriiFM2208GER+137B+45N+39B9N=29B8N+72B4.526.528.015.252059-20.4
20Zhuikov, Edgard2115UKR+56B+107N9B+38N=14B37N+73B4.525.528.016.502051-7.6
21Stewart, NeilFM2201GER+144B=64N=76B+33N+43B=18N5B4.525.526.515.252094-13.2
22Holzwarth, Felix2074GER+108B+97N=12B=40N+62B6N=50B4.525.027.515.502121+28.8
23Kanli, Kaan2123TUR+67N+52B1N=41B68N+106B+64N4.525.027.515.501990-16.2
24Wiekert, Martin2161GER=44N+88B+64B=43N=15B=59N=54B4.524.527.517.001999-22.2
25Nagel, Bernhard2147GER+91B38N+75B+45N+106B3N=59B4.524.527.015.001994-17.8
26Karimi, Farhad2054GER+73N1B65N+133B+85N+52B=40B4.524.526.014.002025-1.4
27Van den Bosch, Arno2025BEL+123B10B+67N=118N+90B=15N=29B4.523.525.514.501992-3.2
28di Franco, Patricio2053GER+98N+79B=34NF12B+39N+62B4.523.023.016.002169+17.6
29Koehler, Ronald2083GER87N+136B+84N+71B=19N=35B=27N4.522.524.014.501981-11.4
30McPherson, Elisha1988GER+116N4B+120N=16B88N+104B+69N4.522.024.013.001971+0.8
31Senay, Baris2069GER+136NF+63B+37B11N=34B+36N4.522.022.015.002192+19.0
32Annak, Ulas2015GER+129N=11B=87N36B=104N+65B+71N4.521.523.514.252043+12.8
33Wenzke, Elias1993GER+127N34B+121N21B+102N=55B+63N4.521.023.012.502005+5.0
34Fohler, Claus2227GER+46B+33N=28B2N+76B=31N8B4.029.032.516.502037-30.2
35Harringer, Manfred2027GER+115B9N+46B+39N=40B=29N15B4.026.529.014.752018+1.6
36Maciejok, Joshua1764GER17B+141N+77B+32N+50B5N31B4.026.527.513.0020620.0
37Raasch, Joerg2215GER+65N+48BF31N+92B+20B7N4.025.025.015.002122-11.4
38Cheng, Noah1883GER+147N+25B4N20B=67N=79B+84N4.024.524.511.002031+19.2
39Ye, Philipp1864GER+103N+7B19N35B+111N28B+105N4.024.026.513.501945+12.4
40Pieper, DawidCM2153GERF+44B+82N=22B=35N=57B=26N4.024.024.015.502094-7.0
41Sop Kanli, SelenWFM1963TUR+101B12N+91B=23N=78B50N+93B4.023.026.013.001977+6.0
42Abend, Peter1991GER83B=108N+53N+44B+89N16B=55N4.023.025.514.2518140.0
43Gelsok, Philipp1976GER+100NF+60B=24B21N=63B+68N4.023.023.014.502069+15.4
44Kemp, Lutz1759GER=24B40N+123B42N+101B+99N=58B4.022.524.512.252022+62.0
45Cordes, Jule1933NED+135N19B+117N25B+84N10B+85N4.022.524.010.001952+2.6
46Strnat, Friedrich1760GER34N+129B35N+122B+61N+96B13N4.022.024.011.001986+75.2
47Loeschcke, Christian2016GER+126B14N+130B+83N18B60N+67N4.022.024.010.501874-18.4
48Vieira, Daniel1934USA+132B37N+93B18N+56B78N+91B4.022.023.511.501927+1.2
49Nabhani, Amil1815NED10N+100B7N=98B=109N+132B+96N4.022.023.510.251888+22.8
50Cmiel, ThorstenFM2122GER+93B=63NF+86B36N+41B=22N4.022.022.014.002154+5.0
51Rosskothen, Arnd2079GER+117N=87B=89N=66B=52N+86B10N4.021.524.012.251932-22.0
52Freiknecht, Holger1889GER+149B23N=73B+139N=51B26N+95B4.021.021.08.251788-10.4
53Freitag, Joshua1478GER64N+112N42B+119B=71N+66B=77N4.020.522.511.5018790.0
54Tupac Yupanqui Herrera, Daniel1926PER+142B+90N6BF=63N+82B=24N4.020.520.511.002023+12.6
55Metin, Altug1856GER90B+125N83B+110N+95B=33N=42B4.020.022.011.751835-1.8
56Erkelenz, Fynn1695GER20N+143B=68N=82B48N+128B+86N4.020.021.09.251879+41.6
57Langner, Jasper2022GER+125B3N=74B+94N+87B=40N4.019.521.511.752054+6.2
58Schmeisser, Christian1965GER=105N+124B11N88B+125N+89B=44N4.019.521.510.2517660.0
59Gerpe Vilas, Brais2009ESPF+150B+105N17B+69N=24B=25N4.019.519.510.502060+11.6
60Mallmann, Bernd1855GER=80N+134B43N=105B+132N+47BF4.019.020.510.001856+2.4
61Wambecq, Ward2012BEL107B+140N+137B106N46B+113N+94B4.016.017.08.001813-44.0
62Stillger, BernhardFM2224GER+72B+8N=2BF22N+68B28N3.527.527.515.502052-23.6
63Bruens, Steffen1868GER+131B=50B31N+73N=54B=43N33B3.524.526.511.501902+4.2
64Feshchenko, Diana1773UKR+53B=21B24N74N+83B+108N23B3.524.026.511.751871+8.8
65Wambecq, Sven1804BEL37B+101N+26B15N=99B32N+107B3.524.026.511.501911+17.2
66Schumacher, Markus1834GER+128B15N+97B=51N8B53N+108B3.524.026.09.501870+4.4
67Trevisan, Florian1763GER23B+95N27B+97N=38B+76N47B3.523.526.511.5018700.0
68Speck, Stefan1919GER+95B17N=56B+108N+23B62N43B3.523.526.012.001923-1.2
69Muench, Carsten1836GER+106B2N=90B+113N59B+80N30B3.523.526.010.001233-30.0
70Marcks, Martin2117GER+110B+118N3B=92N+74B14NF3.523.025.510.002038-8.4
71Liebert, Frank1884GER+139B18N+107B29N=53B+90N32B3.523.024.59.001770-11.4
72Weiler, Wolfgang1881GER62N+98B=79N+109B16N+87B19N3.522.525.010.251944+6.8
73Geschke, Jonathan1667GER26B+85N=52N63B+138N+92B20N3.522.524.09.501925+85.6
74Vuka, Alboreno1808GRE11N+122B=57N+64B70N77B+109N3.522.024.010.001926+17.8
75Schubert, Constantine Charles1850GER=134N+80B25N+79B7N=105B=106N3.522.023.510.2516560.0
76Tietzen, Stefan1926GER=114N+148B=21N=7B34N67B+125N3.522.022.08.251951+4.2
77Cramer, Volker2041GER+109N5B36N+121BF+74N=53B3.521.521.510.002073+5.6
78Huesmann, ThomasFM2100BELF+111B+138N11B=41N+48BF3.521.021.010.002095+1.6
79Strobel, Louis1547GER+152B28N=72B75N+137B=38N=99B3.520.020.06.7519170.0
80Benariba, Younes0GER=60B75N111N+150B+136N69B+119N3.517.017.05.5017680.0
81Katzwinkel, Marius1327GER82B91N+140B93N+142B=110N+112B3.515.016.05.7517380.0
82Spiekermann, Thomas1877GER+81N=16B40B=56N+127B54NF3.023.525.510.001843-12.0
83Martens, Rune1618BEL+42N13B+55N47B64N84B+133N3.023.525.09.501803+39.2
84Knoepfel, Fabian1812GER14B+126N29B+115N45B+83N38B3.023.025.07.5018120.0
85Kuhn, Andreas1831GER1N73B+116N+120B26B+126N45B3.023.025.06.501782-12.0
86Pericic, Boris1932GER+141B6N+110B50N+93B51N56B3.023.024.06.501809-20.8
87Werthmann, Martin-Lorenz, Dr.1717GER+29B=51N=32BF57N72N+113B3.023.023.011.251944+24.6
88Salomov, Asilbek1769UZBF24N+145B+58N+30B7BF3.023.023.09.501968+12.0
89Burlutskaia, Maria1801GERF+113N=51B=8N42B58N+116B3.022.522.59.751996+29.6
90Thiele, Hanjo0GER+55N54B=69N+138B27N71B=111N3.022.023.58.5018240.0
91Schmitz, Benedikt1745GER25N+81B41N+128B96N+124B48N3.021.023.07.501658-24.0
92Kemper, Michael1919GERF+114B=16N=70B37N73N+110B3.021.021.09.251894-2.2
93Reuter, Florian1733GER50N+147B48N+81B86N+114B41N3.021.021.06.001640-24.8
94Geschke, David1824GER5N=109B+124N57B=107N+127B61N3.020.522.56.501762-26.4
95Urra, Michelle1411GER68N67B+100N+146B55N+117B52N3.020.521.56.5018010.0
96Kuehn, Viktoria1970GER97B+142N+144B14N+91B46N49B3.020.021.05.001745-39.4
97Haslak, Battal1586GER+96N22B66N67B+120N+119BF3.019.521.57.001917+79.6
98Kramer, Lars1680GER28B72N+141B=49N113B=101N+124B3.019.520.56.501720+4.6
99Kraehmer, Philipp1932GER=124N105B+114N=111B=65N44B=79N3.018.520.58.251566-79.6
100Radovinski, Jewgeni1661GER43B49N95BF+103N+134B+104N3.018.018.07.001743+5.4
101Ruckriegel, Helmut1560GER41N65B=136N+148B44N=98B+120N3.018.018.04.251631+17.2
102Lambertz, Walter1819GER9B=123NF+142N33B=107N+129B3.017.017.05.251801-9.6
103Maniura, Jascha0GER39B110N115B+141N100B+123N+126B3.016.017.05.0016220.0
104Fiedler, Ralf1812GER3B+115N106N+117B=32B30N100B2.523.025.57.251812-7.2
105Weinert, Daniel1509GER=58B+99N59B=60NF=75N39B2.522.522.58.751780+43.2
106Hicham, Sewid0GER69NF+104B+61B25N23N=75B2.522.522.58.2519140.0
107Botvinnik, Julius1642GER+61N20B71N=137N=94B=102B65N2.521.523.07.751780+40.0
108Simek, Antonia1684BEL22N=42B+148N68B+139N64B66N2.520.520.53.501100-19.6
109Becciu, Paolo1667GER77B=94N+134B72N=49B=112N74B2.520.021.56.251663-4.0
110Ablohina, Inga1679UKR70N+103B86N55B+135N=81B92N2.520.021.56.251624-8.6
111Nielsen, Juergen1744GERF78N+80B=99N39B=116N=90B2.519.519.57.751657-20.8
112Roosen, Stefan1763BEL16N53B+135N132B+122N=109B81N2.518.520.04.751712-8.6
113Hochhausen, Vincent0GER=138N89B+150N69B+98N61B87N2.518.018.03.7516950.0
114Sigacheva, Varvara1453GER=76B92N99B+129NF93N+122B2.516.516.55.751703+64.4
115Stuch, Hans-Ferdinand1661GER35N104B+103N84B128N=135B+134N2.516.017.55.251518-11.4
116Kuehn, Nicole1596GER30B137N85B+149N+133N=111B89N2.516.016.02.751618+4.0
117Kuhle, Heinrich1675GER51B+152N45B104N+143B95N=132N2.516.016.01.751710+2.8
118Sloka, Andreas1838GER+143N70B+132N=27BF2.510.510.54.751894+4.6
119Baumgarten, Fred1738GER18B+149N8B53N+123B97N80B2.022.522.52.001630-12.8
120Breuer, Achim1699GER2B+128N30B85N97B+143N101B2.021.522.53.001013-38.0
121Suzuki, Juliano1712GER15B+131N33B77N126N+139B127N2.019.020.53.501077-31.6
122Ferderer, Albert1653GER8B74N+149B46N112B+140N114N2.019.019.01.001461-54.4
123Schueers, Christian1656GER27N=102B44N=124B119N103B+147B2.018.518.52.501524-34.4
124Lopez Janssen, Manuel1490GER=99B58N94B=123N+140B91N98N2.018.019.03.501614+35.2
125Bracher, Lucas1670GER57N55BF+134N58B+145N76B2.018.018.02.501135-22.4
126Costa, Filippo1648GER47N84B+143N130N+121B85B103N2.017.018.03.001647-2.8
127Praszczalek, Jakub1638GER33B130N+131BF82N94N+121B2.016.517.54.001601-10.0
128Heider, Reimar0GER66N120BF91N+115B56N+135B2.016.516.54.0015700.0
129Hoffmann, Marina1643GER32B46NF114B+148N+138B102N2.015.515.51.501538-27.6
130Rabiya, Karim1801GER4N+127B47N+126B2.011.513.54.001876+5.4
131Voss, Frederik0GER63N121B127N135B+147N133B+142N2.011.511.51.0014180.0
132Pieper, Johannes1541GER48NF118B+112N60B49N=117B1.519.519.53.751620+16.8
133Hoferichter, Michael1713GER7N=139BF26N116B+131N83B1.519.019.02.751045-29.8
134Jaeker, Konrad0GER=75B60N109N125B+141B100N115B1.517.518.52.7514020.0
135Krenzel, Christoph1535GER45B144N112B+131N110B=115N128N1.515.516.53.251396-25.2
136Kroeger, Sven1636GER31B29N=101B+145N80B1.515.516.52.501604-10.4
137Lorch, Alexander1790GER19N+116B61N=107B79N1.514.517.03.751773-5.0
138Grasse, Herbert1850GER=113B+145N78B90N73B129N1.514.515.52.251003-34.0
139Roeger, Frank0GER71N=133NF52B108B121N+145B1.514.515.51.7514100.0
140Eppinger, Michael1690GER13N61B81N+147B124N122B1.016.516.50.001007-30.6
141Jakob, Gudrun1535GER86N36B98N103B134N+148B143B1.015.515.50.001006-15.6
142Schillmoeller, Jens1679GER54N96B+147N102B81NF131B1.015.515.50.001105-26.0
143Grasmeyer, Felix0GER118B56N126BF117N120B+141N1.014.014.01.0014090.0
144Rausch, Linus1773GER21N+135B96NF1.09.511.01.501768-2.6
145Krishnamurthy, Padmasini0GERF138B88N136B+150N125B139N1.09.59.50.0014810.0
146Koenig, Udo1807GER12BFF95NF+149B1.09.59.50.001304-6.0
147Filippov, Levi1050GER38B93N142B140N131BF123N0.013.013.00.009280.0
148Krishnamurthy, Srivathsa Suresh0GERF76N108B101N129B141NF0.012.012.00.008700.0
149Mag, Martina1073GER52N119B122N116BF146N0.011.511.50.009360.0
150Vetter, Gerhard1680GERF59N113B80N145B0.011.011.00.001209-2.4
151Witte, Volker, Dr.1791GER6BF0.05.57.00.001368-1.8
152Hennig, Edgar Paul1935GER79N117B0.03.56.00.00874-16.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets