CChessStats

3rd International Open Katerini chess 2026 - A

SwissStandard

119 players participated in this 7-round tournament, held from 20 Mar 2026 to 23 Mar 2026 in Katerini, Greece. 25 titled players from 7 federations. Top 10 Elo average was 2412, and top seed was Dimitris Alexakis (🇬🇷 GRE, GM, 2541).

Evaggelos Patrelakis (🇬🇷 GRE, IM, 2463) won with 6.0/7, ahead of Dimitrios Stefanou (6.0) and Christos Krallis (5.5). Patrelakis shared the lead from round 1, winning on tie-break.

The biggest upset came in round 4: Konstantinos Toliopoulos (2038) beat Dejan Stojanovski (IM, 2412), a +374-point gap.

Location
🇬🇷Katerini, Greece
Dates
20 Mar 2026 → 23 Mar 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Top seed
🇬🇷GMDimitris Alexakis2541
Avg top 10
2,412
Participants
119
Titled players · 25
GM×2
IM×4
FM×9
CM×7
WFM×2
WCM×1
Federations · 7 represented
🇬🇷Greece×100
🇹🇷Turkiye×9
🇲🇰North Macedonia×5
🇧🇬Bulgaria×2
🇳🇱Netherlands×1
🇧🇪Belgium×1
🇮🇷Iran×1
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 2 players tied at 6.0/7, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.

Co-leaders
45
17
7
2
1
1
2
23.55.57R1R2R3R4R5R6R7
R7 · TIEBREAK CLUSTER

2 players finish on 6.0/7. Patrelakis takes the title on Buchholz Cut1 (28.0).

WIN STREAKS · 2 top finishers

FM Dimitrios Stefanou 3 wins (R3–R5)IM Evaggelos Patrelakis 5 wins (R1–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1FMDimitrios Stefanou*
½
2IMEvaggelos Patrelakis*
3IMChristos Krallis*
0
4FMNikolaos Koutlas
½
1
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Patrelakis, EvaggelosIM2463GRE+36N+34B+33N+19B+6N=7B=4N6.028.032.026.752594+11.0
2Stefanou, DimitriosFM2374GRE+116N=46B+35N+26B+17N=5B+7N6.027.028.023.502486+18.2
3Krallis, ChristosIM2436GRE+40B+32N=17B+9N5B+18N+22B5.528.032.024.252428+0.1
4Alexakis, DimitrisGM2541GRE+51N+20B=8N=18B+66N+31B=1B5.527.530.522.752440-5.2
5Koutlas, NikolaosFM2314GRE+69N+71B+79N=7B+3N=2N=14B5.527.530.022.002448+25.2
6Vassis, MichailFM2330GRE+89N+12B+25N+31B1B=9N=8N5.029.532.021.002329+4.2
7Ioannidis, EvgeniosGM2481GRE+106B+55N+44B=5N+8B=1N2B5.029.531.019.252413-3.6
8Gkavardinas, AntoniosFM2254GRE+93B+37N=4B+10B7N+45N=6B5.028.030.520.252409+30.2
9Kouskoutis, Georgios-AlexandrosFM2255GRE+63N+41B+64N3B+20N=6B=10N5.027.530.520.002302+13.4
10Kalogridis, AntoniosIM2395GRE=84B+49N+28B8N+46B+15N=9B5.026.529.020.252254-8.6
11Stefanou, KonstantinosFM2269GRE+76N+73B31N=39B=12N+71B+17N5.023.526.518.002197-9.0
12Oner, Yigit Efe2015TUR+99B6N+88B=44N=11B+65N+38B5.023.025.015.752223+75.6
13Kolat, Ata1892TUR=18N26B+107N+34B=24N+66B+79B5.023.024.515.502257+128.8
14Alexakis, Georgios2159GRE+83NF=52B+71B+37N+19B=5N5.023.023.018.502355+28.4
15Toliopoulos, Konstantinos2038GRE=91N=85B+68N+112B+25N10B+31N5.021.523.015.502248+36.6
16Merkouropoulos, Dionysios2104GRE80N+97B+104N+56B19N+43B+33N5.021.023.016.002160+24.0
17Oikonomopoulos, FilipposCM2191GRE+27N+80B=3N+21B2B+44N11B4.529.031.517.752303+47.2
18Kesidis, Odyseas2190GRE=13B+87N+23B=4N=55B3B+61N4.527.530.017.502228+8.2
19Tsaknakis, ZisisFM2310GRE+95B+50N+45B1N+16B14N=28B4.527.530.016.752225-11.2
20Kiryttopoulos, Ioannis2083GRE+54B4N+57B+94N9B+42N=21B4.526.028.515.752197+39.6
21Naoum, Spyridon2363GRE+42B=48N+47B17N=23B+35B=20N4.525.028.517.752166-28.6
22Makridis, DimitriosFM2327GRE+60B=23N=29B+48N=45B+55N3N4.525.028.516.752195-17.8
23Palaiologou, Apostolos2013GRE+114N=22B18N+53B=21N=24B+47B4.525.026.014.752210+70.8
24Mihov, Filip2261MKD=49B+84N=48B=29N=13B=23N+52B4.524.527.016.502077-27.4
25Tzortzatos, Dimosthenis Panagiot2152GRE+67B+81N6B+52N15B+50N=29B4.524.527.014.752116-7.6
26Zygouris, Hristos2146GRE=100B+13N+82B2N=65B=58N+48B4.523.525.515.252065-10.2
27Coban, Ege1894TUR17B+105N+32B45N=47B+59N+62B4.522.524.014.252142+91.2
28Boutikos, EleftheriosCM2091GRE=86B+100N10N+64B=58N+51B=19N4.522.024.013.752132+17.2
29Asici, Poyraz EfeCM2051TUR+115B=112N=22N=24B=36N+64B=25N4.522.023.013.502212+58.0
30Papakyriakou, Charalampos1898GRE44B=102N+110B=47N=32B+46N+45B4.520.021.513.252110+78.0
31Stratigos, Spiros2123GRE+68B+108N+11B6N+50B4N15B4.027.028.513.002158+7.0
32Ersoz, Teoman GuneyCM2074TUR+56N3B27N+92B=30N+84B=37N4.024.527.012.752031-16.4
33Kiratzopoulos, Efthimios2199GRE+57B+77N1B50N+117B+75N16B4.024.025.010.502105-15.4
34Stefan, Victor2070GRE+72B1N=67B13N+93B=60N+69B4.023.526.011.752027-8.6
35Bougas, Georgios2088GRE=88B+65N2B+49N+82B21N=58B4.023.025.512.002059-7.6
36Samakas, Anastasios1966GRE1B+54N+108B=79N=29B47N+70B4.023.024.511.502049+14.6
37Anagnostopoulos, Panagiotis1985GRE+105B8B+81N+38N14B=79N=32B4.023.024.511.252095+42.4
38Van der Velden, BramCM2150NED+97N64B+46N37B+69N+41B12N4.022.525.013.002004-24.6
39Tsolov, Aleksandar2028BUL=101B=88N+86B=11N44B+49N=40B4.021.023.012.752031+2.0
40Dimakis, Stavros1961GRE3N+98B=53N=83B=81N+80B=39N4.020.523.011.251976+1.2
41Ouzounis, Konstantinos Kyr1995GRE+102B9N=90B=70N+86B38N+74B4.020.022.010.251977-4.8
42Tsironis, Alexandros1941GRE21N+114B66N+103B+111N20B+64N4.018.519.57.502044+18.0
43Stavropoulos, Sotirios1976GRE+118B44N=99B+101N=79B16N+65B4.018.018.57.751996+9.2
44Trimitzios, PetrosFM2211GRE+30N+43B7N=12B+39N17BF3.527.027.015.002155-6.8
45Ntounias, Ioannis2115GRE+74N+53B19N+27B=22N8B30N3.526.529.513.252042-22.4
46Karakatsanis, Nikolaos2047GRE+70B=2N38B+67N10N30B+83N3.525.528.011.502058-0.4
47Kouvidis, Ioannis2089GRE=85N+91B21N=30B=27N+36B23N3.524.527.012.251972-21.4
48Zavrakidis, Nikolaos2018GRE+98N=21B=24N22B=87N+68B26N3.523.526.011.252094+23.2
49Tsilimparis, Ioannis1913GRE=24N10B+91N35B+53N39B+80N3.523.526.010.752015+15.4
50Galanis, Nikolaos-PanagiotisCM2000GRE+103N19B+85N+33B31N25B=63N3.523.025.010.252045+7.6
51Tsilidis, Christos1975GRE4B68N+96B+57N+99B28N=54B3.522.524.59.751958-5.4
52Armaos, Michail1990GRE=82N+107B=14N25B=56N+81B24N3.522.524.09.501959-11.6
53Petkaki, Danai1745GRE+75B45N=40B23N49B+100N+111N3.520.522.08.501990+83.2
54Samaras, Georgios1843GRE20N36B69N+118B+76N+104B=51N3.520.020.57.251932+16.6
55Vardakas, Grigorios2085GRE+96N7B+117N+80B=18N22BF3.520.020.08.252165+11.8
56Karagiannis, Thomas Aristotelis1835GRE32B+106N+75B16N=52BF+89N3.519.519.58.752069+37.4
57Kountrias, Kosmas Ioannis1895GRE33N+113B20N51B=72N+107B+81N3.519.020.06.501908+3.6
58Zhezhovska, MonikaWFM1970MKDF=101N=109B+90N=28B=26B=35N3.519.019.010.752006+13.6
59Pappas, Apostolos2024GRE90N+74B80N=68B+67N27B+92N3.518.521.010.001866-29.2
60Giannopoulos, Vasileios1933GRE22NF+72B82N+108B=34B+73N3.518.518.59.501999+19.6
61Boviatsis, Charalampos2021GRE81B67N+74B=93N+100B+87N18B3.518.020.08.751917-19.4
62Ioannidis, Konstantinos I2050GRE64N+92B=83N=87B=80N+89B27N3.517.520.08.751881-62.0
63Tzovanis, Anastasios Anagnostis1911GRE9B109N+105B=108N=90B+99N=50B3.516.017.57.251861-10.4
64Papanikolaou, Dimitrios Nik1823GRE+62B+38N9B28N+77B29N42B3.025.528.510.502020+31.8
65Emmanouilidis, Paschalis1864GRE=66N35B+89N+73B=26N12B43N3.023.526.09.251989+42.4
66Faramarzi Garousi, Maartia2114IRI=65B=94N+42B+77N4B13NF3.023.025.59.752014-34.8
67Bulut, Kemal1888TUR25N+61B=34N46B59B+109N=77B3.022.023.58.501957+23.2
68Skarlas, Vasileios1874GRE31N+51B15B=59N+106B48N=84N3.022.023.58.001963+31.6
69Babalikis, Alexandros1927GRE5B99N+54B+113N38B+86N34N3.021.522.57.001910-6.2
70Vlachavas, Athanasios1812GRE46N=89B+76N=41B=78N=73B36N3.020.523.09.251924+40.0
71Margaritis, Ioannis M2004GRE+110B5N+115B14N+94B11NF3.020.520.55.002038+8.4
72Bartzos, Iasonas1832GRE34N=78B60N=76B=57B+106N=87B3.019.521.07.501897+24.0
73Chompas, Vasileios1998GRE+109B11N=101B65N+88B=70N60B3.019.020.56.501848-57.2
74Sampsonoglou, Vasilios1868GRE45B59N61N+102B+103N+111B41N3.018.520.05.501910+7.0
75Gountras, Klearhos1996GRE53N+96B56N+85B+83N33BF3.018.518.57.501896-15.8
76Kiryttopoulos, Panagiotis Aris1914GRE11B=110N70B=72N54B+105N+99B3.018.019.55.751813-42.8
77Mutlu, Burak Alp1984TUR+113N33B+103N66B64N=92B=67N3.017.518.55.751858-46.8
78Balafoutas, Alexandros1958GRE112B=72N+100B=99N=70B82N=94B3.015.016.57.251847-46.8
79Stoimenidis, DimitriosCM2142GRE+92NF5B=36B=43N=37B13N2.525.027.58.501945-31.2
80Zouroufidis, Konstantinos1860GRE+16B17N+59B55N=62B40N49B2.524.027.510.251945+12.8
81Siozos, Antonios Damianos1801GRE+61N25B37B+95N=40B52N57B2.523.025.58.001889+27.2
82Gokce, Alperen1737TUR=52BF26N+60B35N+78BF2.521.523.58.252021+66.4
83Nikitakis, Ioannis1890GRE14B+118N=62B=40N75B=90N46B2.521.522.05.501859-14.4
84Alexakis, Dimitrios1945GRE=10N24BF=88N+101B32N=68B2.521.021.07.251978+0.8
85Keramaros, Vasileios1859GRE=47B=15N50B75N+95B=94N93B2.520.022.58.001876+3.6
86Vuka, Alboreno1860GRE=28N=111B39N+104B41N69B=98N2.520.021.56.251876+1.4
87Zamit, Kyriakos1891GREF18B+102N=62N=48B61B=72N2.520.020.07.001919+2.4
88Psomiadis, Haralampos1845GRE=35N=39B12N=84B73N+108BF2.520.020.06.751904+8.2
89Alexandri, Dimitra1938GRE6B=70N65B+110N+109B62N56B2.519.521.04.501815-52.0
90Sarsentos, Dimitrios1805GRE+59BF=41N58B=63N=83BF2.519.519.58.501958+20.2
91Karvountzis, Ioannis Chrysostomos1811GRE=15B47N49B106N+113B93N+109B2.517.518.55.001808-4.4
92Kamperidis, Charalampos1875GRE79B62N+118B32N+115B=77N59B2.517.518.03.001871-2.6
93Siskou, EvangeliaWFM1910GRE8NFF=61B34N+91B+85N2.517.517.56.752003+21.6
94Poullas, Antonis1885GREF=66B+111N20B71N=85B=78N2.517.517.55.751956+10.2
95Giakoustidou, Evgenia1923GRE19N103B+114N81B85N+101N=96B2.516.017.04.251779-62.8
96Petridis, Dimitrios Panagiotis1845GRE55B75N51N+114B104N+110B=95N2.516.017.03.751825-10.4
97Lampropoulos, Pavlos1886GRE38B16N113B=105N107N+118B+102N2.515.015.53.251742-56.4
98Zlatkov, Nikolay1800BUL48B40N=106B116N=105B+113N=86B2.514.015.03.751781-9.2
99Koutroupas, Emmanouil1786GRE12N+69B=43N=78B51N63B76N2.022.025.06.501796+2.0
100Pantoglou, Dimitrios1878GRE=26N28B78N+107B61N53B=114N2.020.521.54.251772-21.2
101Nikolopoulos, Nikolaos S1811GRE=39N=58B=73N43B84N95B=107N2.019.521.06.001788-10.4
102Xynidi, Areti1744GRE41N=30B87B74N=110B+115N97B2.018.019.04.001718-11.6
103Papadopoulos, Alexadros Paris1763GRE50B+95N77B42N74BF+113N2.017.017.03.501778+1.6
104Gkonelas, Nikolaos1948GRE+119NF16B86N+96B54NF2.016.016.02.501795-20.2
105Tzimas, Konstantinos1734GRE37N27B63N=97B=98N76B=110N1.520.021.53.251650-26.8
106Lascar, Radoslawa1968BEL7N56B=98N+91B68N72BF1.519.519.53.751726-40.2
107Dereka, Konstantina1773GREF52N13B100N+97B57N=101B1.518.518.53.501699-11.2
108Tzachristas, Georgios1692GREF31B36N=63B60N88N+115B1.518.518.52.751736+4.2
109Arampatzis, Christos1756GRE73N+63B=58N111B89N67B91N1.518.019.55.251709-14.4
110Megagiannis, Maximos1777GRE71N=76B30N89B=102N96N=105B1.517.519.03.251638-44.8
111Nikolovski, Kiril2056MKDF=86N94B+109N42B74N53B1.517.017.02.751649-124.0
112Stojanovski, DejanIM2412MKD+78N=29BF15NFFF1.512.512.55.252034-12.2
113Siozos, Filippos1701GRE77B57N+97N69B91N98B103B1.017.019.02.501557-40.0
114Gkadakis, Nikolaos1782GRE23B42N95B96N=118NF=100B1.016.016.01.251613-46.8
115Koutsogiannopoulou, TheodoraWCM1828GRE29N+116B71N117B92N102B108N1.014.515.51.001585-37.8
116Markovski, Velo1945MKD2B115NF+98BFFF1.09.59.52.501865-8.8
117Konstantelias, Konstantinos1944GREFF55B+115N33NFF1.08.58.51.001912-3.2
118Kenar, Ali Alp1701TUR43N83B92N54N=114B97NF0.516.016.00.501474-48.0
119Vardaka, Styliani1685GRE104BFFFFFF0.02.02.00.001148-7.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets