2025 National Youth Championships - open U14

Open SwissStandard

50 players participated in this 9-round tournament, held from 06 Jul 2025 to 12 Jul 2025 in Thessaloniki, Greece. 1 titled players. Top 10 Elo average was 1962, and top seed was Filippos Oikonomopoulos (🇬🇷 GRE, CM, 2156).

Ioannis Tselepis (🇬🇷 GRE, 1952) won with 7.5/9, ahead of Dionysios Merkouropoulos (7.5) and Georgios Bougas (6.5). Tselepis shared the lead from round 8, winning on tie-break.

The biggest upset came in round 1: Georgios Seretakis (1475) beat Panagiotis Latifis (1742), a +267-point gap.

Location

🇬🇷Thessaloniki, Greece

Dates

06 Jul 2025 → 12 Jul 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇬🇷CMFilippos Oikonomopoulos2156

Avg top 10

1,962

Participants

Titled players · 1

CM×1

Federations · 1 represented

🇬🇷Greece×50

Top 3

🥇
Ioannis Tselepis
🇬🇷GRE·1952
7.5pts·2164perf+93.6
🥈
Dionysios Merkouropoulos
🇬🇷GRE·2040
7.5pts·2088perf+24.4
🥉
Georgios Bougas
🇬🇷GRE·2039
6.5pts·1997perf-8.4

How it unfolded

Top 6 · 9 rounds

Tight race until R5; 2 players tied at 7.5/9, decided on Buchholz.

Co-leaders

Tselepis7.5Merkouropoulos7.5Papakyriakou6.5Oikonomopoulos6.5Bougas6.5Kiryttopoulos6

R5 · LEADER CHANGE09 Jul

Ioannis Tselepis takes the sole lead (4.5/5).

R9 · TIEBREAK CLUSTER

2 players finish on 7.5/9. Tselepis takes the title on Buchholz Cut1 (46.5).

R7 · HEAD-TO-HEAD · WINNER VS 2ND

Ioannis Tselepis drew with Dionysios Merkouropoulos (Black).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Ioannis Tselepis	*	½	—	½
2Dionysios Merkouropoulos	½	*	—	—
3Charalampos Papakyriakou	—	—	*	—
4CMFilippos Oikonomopoulos	½	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Tselepis, Ioannis	1952	GRE	+20B	+18N	=16B	+19N	+3B	=5N	=2N	+6B	+10N	7.5	46.5	51.0	41.50	2164	+93.6
2	Merkouropoulos, Dionysios	2040	GRE	+40B	−16N	+14B	+22N	+30B	+8N	=1B	+9N	+6B	7.5	43.5	46.5	37.75	2088	+24.4
3	Bougas, Georgios	2039	GRE	+33N	+21B	+10N	+8B	−1N	−4B	=5B	+20N	+17B	6.5	45.5	49.5	32.25	1997	-8.4
4	Papakyriakou, Charalampos	1789	GRE	+39B	+36N	=9B	+12N	=17B	+3N	−6N	=13B	+11N	6.5	43.0	46.5	32.50	1978	+90.8
5	Oikonomopoulos, FilipposCM	2156	GRE	F	+35B	+31N	+18N	+11B	=1B	=3N	=10B	+8N	6.5	43.0	43.0	33.25	2102	-10.4
6	Kiryttopoulos, Ioannis	2003	GRE	+14B	+30N	−8B	+40N	+24B	+17N	+4B	−1N	−2N	6.0	46.0	49.0	28.50	1915	-30.4
7	Kartsakis, Ioannis	1612	GRE	−10N	+45B	+21N	=25B	=18N	+15B	−11N	+30B	+16N	6.0	39.5	42.0	26.25	1877	+112.8
8	Skarlas, Vasileios	1855	GRE	+24N	+26B	+6N	−3N	+16B	−2B	+30N	=11B	−5B	5.5	46.0	50.0	26.75	1956	+33.9
9	Kountrias, Kosmas Ioannis	1922	GRE	+37N	+22B	=4N	−17B	+25N	=12B	+16N	−2B	=13N	5.5	44.0	47.5	26.25	1870	-20.4
10	Misthos, Alexandros	1866	GRE	+7B	+49N	−3B	−24N	+33B	+40N	+17B	=5N	−1B	5.5	43.0	44.0	22.25	1881	+10.4
11	Marinidis, Stavros	1825	GRE	+27B	=31N	+46B	=16N	−5N	+26B	+7B	=8N	−4B	5.5	42.5	44.5	24.25	1808	-4.4
12	Anagnostopoulos, Panagiotis	1961	GRE	+13N	+25B	=17N	−4B	=15N	=9N	+19B	−16B	+20N	5.5	42.0	46.5	27.00	1834	-52.0
13	Ilias, Nikolaos	1636	GRE	−12B	+43N	−30B	+23N	+22B	=19N	+18B	=4N	=9B	5.5	40.0	42.5	24.75	1823	+89.2
14	Diamantidis, Sotirios	1648	GRE	−6N	+38B	−2N	+32B	−21N	=35B	+42N	+23B	+28N	5.5	38.0	40.5	20.75	1773	+53.6
15	Keramaros, Vasileios	1733	GRE	=46B	+23N	−19B	+36N	=12B	−7N	+37B	=18N	+27B	5.5	37.0	39.0	22.25	1724	-0.4
16	Chompas, Vasileios	1779	GRE	+47N	+2B	=1N	=11B	−8N	+31B	−9B	+12N	−7B	5.0	47.0	49.0	25.50	1865	+38.0
17	Nikolakopoulos, Leonidas Marios	1805	GRE	+35N	+44B	=12B	+9N	=4N	−6B	−10N	+29B	−3N	5.0	43.5	46.0	22.00	1862	+32.4
18	Misios, Konstantinos	1751	GRE	+42N	−1B	+37N	−5B	=7B	+22N	−13N	=15B	+32N	5.0	43.0	45.5	20.25	1767	+3.2
19	Sotirakopoulos, Panagiotis	1774	GRE	=32N	+28B	+15N	−1B	=31N	=13B	−12N	+35B	−24B	4.5	41.0	44.5	20.25	1718	-26.8
20	Tsomidis, Stefanos	1614	GRE	−1N	=42B	=32N	+38B	+29N	+21B	=28N	−3B	−12B	4.5	40.5	43.0	18.00	1757	+58.4
21	Seretis, Anastasios	1772	GRE	+34B	−3N	−7B	+35N	+14B	−20N	=31B	−27N	+37B	4.5	38.5	42.0	18.50	1662	-54.4
22	Xouplidis, Filippos	1734	GRE	+48N	−9N	+34B	−2B	−13N	−18B	=36N	+38B	+39N	4.5	38.0	39.5	14.25	1673	-29.2
23	Seretakis, Georgios	1475	GRE	+29N	−15B	−26N	−13B	=32N	+34N	+33B	−14N	+46B	4.5	37.5	39.5	16.50	1625	+69.2
24	Christodoulakis, Michail Em	1611	GRE	−8B	+41N	F	+10B	−6N	−30N	+26B	=28B	+19N	4.5	37.5	38.5	19.75	1815	+64.1
25	Tzimas, Konstantinos	1758	GRE	+43B	−12N	+27B	=7N	−9B	−28B	−32N	+48N	+35B	4.5	36.0	37.5	15.00	1666	-41.2
26	Diamantidis, Stamatios	1669	GRE	+41B	−8N	+23B	−30N	+36B	−11N	−24N	+40B	=29N	4.5	35.0	38.0	16.25	1645	-11.6
27	Zafeiriou, Maximos	1604	GRE	−11N	+50B	−25N	=28B	−35B	+39N	+38N	+21B	−15N	4.5	35.0	35.0	13.75	1651	+15.6
28	Patrinos, Ektor	1776	GRE	−36B	−19N	+43B	=27N	+46B	+25N	=20B	=24N	−14B	4.5	34.0	36.0	15.75	1613	-55.8
29	Latifis, Panagiotis	1742	GRE	−23B	+39N	−36B	+34N	−20B	+43N	+40B	−17N	=26B	4.5	32.5	35.0	15.25	1603	-64.0
30	Spagkakas, Konstantinos	1770	GRE	+38N	−6B	+13N	+26B	−2N	+24B	−8B	−7N	F	4.0	43.5	47.0	18.00	1744	-10.8
31	Iliopoulos, Panagiotis	1662	GRE	+50N	=11B	−5B	+46N	=19B	−16N	=21N	=32B	F	4.0	36.0	36.0	11.25	1692	+6.0
32	Paterakis, Panagiotis Emm	1564	GRE	=19B	−46N	=20B	−14N	=23B	+48N	+25B	=31N	−18B	4.0	34.5	36.0	14.75	1576	+6.0
33	Spyropoulos Tsouderos, Achilleas	1651	GRE	−3B	−34N	+42N	+47B	−10N	=38B	−23N	=36B	+40N	4.0	33.0	35.0	11.00	1600	-33.2
34	Matthaiou, Theodoros	1559	GRE	−21N	+33B	−22N	−29B	=42N	−23B	+44B	=41N	+47B	4.0	30.0	32.0	11.25	1534	-12.4
35	Latos, Dimitrios	1576	GRE	−17B	−5N	+48B	−21B	+27N	=14N	+41B	−19N	−25N	3.5	38.0	39.5	11.75	1583	-1.6
36	Paschalidis, Nikolaos	1570	GRE	+28N	−4B	+29N	−15B	−26N	−37B	=22B	=33N	=45B	3.5	37.5	40.0	14.50	1630	+23.2
37	Kosmarikos, Dimitris	1613	GRE	−9B	+48N	−18B	+44N	−40B	+36N	−15N	=39B	−21N	3.5	33.0	34.5	9.25	1542	-43.2
38	Bakratsas, Emmanouil	1529	GRE	−30B	−14N	+50B	−20N	+44B	=33N	−27B	−22N	+41B	3.5	32.5	32.5	7.50	1271	-57.6
39	Karakotsios, Loukas Georgios	1574	GRE	−4N	−29B	=45N	=42B	+50N	−27B	+43N	=37N	−22B	3.5	31.0	31.0	6.75	1489	-33.6
40	Koutroupas, Emmanouil	1659	GRE	−2N	+47B	+44N	−6B	+37N	−10B	−29N	−26N	−33B	3.0	38.0	40.0	8.00	1581	-42.0
41	Bopotas, Andreas	0	GRE	−26N	−24B	−47N	=48B	+45N	+50B	−35N	=34B	−38N	3.0	26.0	26.0	5.25	1261	0.0
42	Iliopoulos, Petros	1496	GRE	−18B	=20N	−33B	=39N	=34B	+46N	−14B	−47N	F	2.5	30.5	32.0	8.00	1458	-18.8
43	Diamantidis, Nikolaos	1517	GRE	−25N	−13B	−28N	+45B	+47N	−29B	−39B	=44N	F	2.5	29.5	29.5	5.75	1402	-31.6
44	Minadakis, Georgios Nektarios	0	GRE	F	−17N	−40B	−37B	−38N	+47B	−34N	=43B	+50N	2.5	23.5	23.5	3.25	1381	0.0
45	Bikiaropoulos, Vasileios Nektarios	0	GRE	−49B	−7N	=39B	−43N	−41B	F	=46N	+50B	=36N	2.5	21.5	21.5	4.50	1376	0.0
46	Triantafyllou, Aristotelis	1417	GRE	=15N	+32B	−11N	−31B	−28N	−42B	=45B	F	−23N	2.0	33.0	33.0	8.00	1416	-4.8
47	Gallos, Vasileios	1571	GRE	−16B	−40N	+41B	−33N	−43B	−44N	F	+42B	−34N	2.0	26.5	26.5	5.50	1341	-66.8
48	Tachtsidis, Konstantinos	1463	GRE	−22B	−37B	−35N	=41N	F	−32B	+50N	−25B	F	1.5	25.5	25.5	1.50	853	-53.6
49	Emmanouilidis, Paschalis	1730	GRE	+45N	−10B	F	F	F	F	F	F	F	1.0	12.5	12.5	2.50	1065	-12.8
50	Togias, Ioannis	0	GRE	−31B	−27N	−38N	F	−39B	−41N	−48B	−45N	−44B	0.0	25.0	25.0	0.00	771	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Kartsakis, IoannisGRE
+112.8
6.0 pts · #16
2Tselepis, IoannisGRE
+93.6
7.5 pts · #1
3Papakyriakou, CharalamposGRE
+90.8
6.5 pts · #3

Top rating losers

1Gallos, VasileiosGRE
-66.8
2.0 pts · #44
2Latifis, PanagiotisGRE
-64.0
4.5 pts · #24
3Bakratsas, EmmanouilGRE
-57.6
3.5 pts · #47

Biggest upsets

R1+267 Elo gap
Seretakis, Georgios1475 beat Latifis, Panagiotis1742
R2+261 Elo gap
Chompas, Vasileios1779 beat Merkouropoulos, Dionysios2040
R4+255 Elo gap
Christodoulakis, Michail Em1611 beat Misthos, Alexandros1866