15th Papanastasio Open A

Open SwissStandard

49 players participated in this 7-round tournament, held from 21 Aug 2025 to 27 Aug 2025 in Peristeri, Greece. 4 titled players. Top 10 Elo average was 2076, and top seed was Georgios Papadopoulos (🇬🇷 GRE, FM, 2339).

Anastasios Vassis (🇬🇷 GRE, 2021) won with 6.0/7, ahead of Michail Vassis (5.5) and Georgios Papadopoulos (5.5). Vassis shared the lead from round 6 and broke clear in the final round.

The biggest upset came in round 5: Christos Zervas (1613) beat Georgios Poulos (2010), a +397-point gap.

Location

🇬🇷Peristeri, Greece

Dates

21 Aug 2025 → 27 Aug 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 7 rounds

Top seed

🇬🇷FMGeorgios Papadopoulos2339

Avg top 10

2,076

Participants

Titled players · 4

IM×1

FM×3

Federations · 1 represented

🇬🇷Greece×49

Top 3

🥇
Anastasios Vassis
🇬🇷GRE·2021
6.0pts·2207perf+55.6
🥈
FMMichail Vassis
🇬🇷GRE·2318
5.5pts·2254perf-5.0
🥉
FMGeorgios Papadopoulos
🇬🇷GRE·2339
5.5pts·2448perf+11.4

How it unfolded

Top 6 · 7 rounds

Anastasios Vassis led from R7; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R7.

Co-leaders

Vassis6Papadopoulos5.5Vassis5.5Sideris5Goutoufas5Stefanopoulos4.5

R7–R7 · LEAD HELD

Anastasios Vassis held the sole lead from R7 through R7 without losing it.

WIN STREAKS · 3 top finishers

Anastasios Vassis 3+3 wins (R1–R3, R5–R7)FM Georgios Papadopoulos 3 wins (R2–R4)FM Michail Vassis 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Anastasios Vassis	*	—	—	1
2FMGeorgios Papadopoulos	—	*	1	—
3FMMichail Vassis	—	0	*	—
4Theodoros Sideris	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Vassis, Anastasios	2021	GRE	+30N	+16B	+5N	−6B	+20N	+13B	+4N	6.0	26.0	29.0	24.50	2207	+55.6
2	Vassis, MichailFM	2318	GRE	+18N	+15B	+14N	+11B	=6N	−3B	+13N	5.5	26.0	30.0	22.25	2254	-5.0
3	Papadopoulos, GeorgiosFM	2339	GRE	F	+19N	+25B	+8B	=12N	+2N	+6B	5.5	25.5	25.5	23.50	2448	+11.4
4	Goutoufas, Christos	1918	GRE	+47N	+28B	−6N	+15B	+7N	+17B	−1B	5.0	26.0	26.5	16.00	2001	+16.6
5	Sideris, Theodoros	1914	GRE	+45B	+9N	−1B	=19N	+23B	=12B	+17N	5.0	25.5	26.5	16.75	1975	+12.6
6	Karagiannis, AthanasiosIM	2105	GRE	+31B	+20N	+4B	+1N	=2B	F	−3N	4.5	28.5	28.5	20.25	2239	+10.6
7	Tampakis, Vasileios	1849	GRE	+49N	+32B	−11N	+14B	−4B	+16N	=10B	4.5	24.5	24.5	13.25	1988	+54.8
8	Stefanopoulos, OrestisFM	1924	GRE	+46B	+24N	=12B	−3N	+19B	−11N	+21B	4.5	24.0	25.0	13.50	2011	+15.8
9	Alexopoulou, Eleni Th	1795	GRE	+48N	−5B	+28N	−32B	=15N	+42B	+22N	4.5	20.0	20.0	10.00	1887	+37.2
10	Nemtsas, Hristoforos	1953	GRE	−29N	+47B	−21N	+36B	+26N	+27B	=7N	4.5	19.5	20.0	11.25	1833	-18.2
11	Georgantas, Antonios	2034	GRE	+17B	+13N	+7B	−2N	F	+8B	F	4.0	26.5	26.5	17.00	2187	+18.2
12	Zavrakidis, Nikolaos	2043	GRE	+21N	+27B	=8N	=22B	=3B	=5N	F	4.0	26.0	29.0	15.75	2083	+13.2
13	Dionysopoulos, Zacharias	1880	GRE	+41N	−11B	+36N	+21B	+22N	−1N	−2B	4.0	25.0	27.0	11.50	1953	+13.4
14	Santorinaios, Iakovos	1939	GRE	+36N	+29B	−2B	−7N	−16N	+30B	+19B	4.0	23.5	26.0	12.00	1867	-12.2
15	Vazelakis, Dimitrios	1858	GRE	+42B	−2N	+45B	−4N	=9B	+23N	=24B	4.0	23.5	24.5	10.00	1886	+4.0
16	Megagiannis, Maximos	1796	GRE	+43B	−1N	+48B	−20N	+14B	−7B	+29N	4.0	22.5	22.5	8.50	1848	+21.2
17	Garyfallou, Dimosthenis	1766	GRE	−11N	+49B	+39N	+35B	+32N	−4N	−5B	4.0	22.0	22.0	8.00	1953	+34.6
18	Christodoulou, Katerina	1769	GRE	−2B	−45N	=42B	+43N	+30N	=26B	+27N	4.0	17.5	18.5	9.75	1811	+10.4
19	Tsomidis, Stefanos	1667	GRE	+39N	−3B	+27N	=5B	−8N	+31B	−14N	3.5	25.0	27.0	10.50	1900	+78.8
20	Karounis, Ioannis	1907	GRE	+26N	−6B	+29N	+16B	−1B	=21N	F	3.5	24.0	24.0	11.75	1906	+1.0
21	Katsadoros-Fegeros, Konst	1767	GRE	−12B	+42N	+10B	−13N	+33B	=20B	−8N	3.5	23.5	25.0	10.75	1876	+19.6
22	Fanos, Haralambos	1993	GRE	=23B	+38N	+34B	=12N	−13B	=24N	−9B	3.5	22.5	24.5	10.50	1813	-30.6
23	Chatzinikolaou, Alexandros	1740	GRE	=22N	−25B	+40N	+39B	−5N	−15B	+38N	3.5	20.0	22.0	7.75	1815	+13.6
24	Synetos, Dionysios	1831	GRE	+40N	−8B	=26N	+34B	F	=22B	=15N	3.5	20.0	20.0	10.25	1864	+6.4
25	Masa, Alexandros	1832	GRE	=38B	+23N	−3N	−26B	F	+37N	+28B	3.5	19.5	19.5	10.00	1804	-5.0
26	Mataragkas, Georgios	1675	GRE	−20B	+33N	=24B	+25N	−10B	=18N	−34B	3.0	22.0	25.0	10.25	1791	+20.2
27	Genovezos, Rafail	1809	GRE	+37B	−12N	−19B	+45N	+28B	−10N	−18B	3.0	21.5	22.5	6.50	1713	-38.0
28	Kokkalis, Georgios Stef	1603	GRE	+33B	−4N	−9B	+44N	−27N	+39B	−25N	3.0	21.0	22.5	6.50	1772	+54.4
29	Thanos, Konstantinos	1726	GRE	+10B	−14N	−20B	−31N	+49B	+41N	−16B	3.0	21.0	21.0	6.50	1752	+3.6
30	Karanasou, Ourania Fanouria	1764	GRE	−1B	=37N	=38B	+48N	−18B	−14N	+44N	3.0	20.0	20.0	3.75	1697	-28.4
31	Karavasilis, Athanasios	1768	GRE	−6N	+41B	−32N	+29B	F	−19N	+37B	3.0	18.5	18.5	7.50	1780	+0.2
32	Papadopoulos, Antonios Ioan	1942	GRE	+44B	−7N	+31B	+9N	−17B	F	F	3.0	17.5	17.5	9.00	1850	-23.2
33	Sarsentos, Dimitrios	1806	GRE	−28N	−26B	+37B	+38N	−21N	+36B	F	3.0	16.5	16.5	7.00	1645	-24.8
34	Deli, Eleanna Ratzvika	1782	GRE	F	+35B	−22N	−24N	F	+46B	+26N	3.0	14.0	14.0	7.00	1913	+17.2
35	Poulos, Georgios	2010	GRE	F	−34N	+44B	−17N	−37B	+45N	+42B	3.0	13.5	13.5	4.00	1697	-42.8
36	Kalogeropoulos, Konstantinos	1699	GRE	−14B	+43N	−13B	−10N	+47B	−33N	=40B	2.5	19.0	19.5	3.00	1680	+21.2
37	Zervas, Christos	1613	GRE	−27N	=30B	−33N	+47B	+35N	−25B	−31N	2.5	18.5	19.0	5.00	1709	+30.0
38	Kotsifis, Emmanouel	1617	GRE	=25N	−22B	=30N	−33B	F	+40N	−23B	2.0	18.5	18.5	5.25	1666	+5.6
39	Mistilioglou, Athanasios	1881	GRE	−19B	+46N	−17B	−23N	+45B	−28N	F	2.0	16.0	16.0	2.00	1569	-48.8
40	Mitzas, Dimitris	1613	GRE	−24B	=44N	−23B	F	+43N	−38B	=36N	2.0	14.5	16.0	3.50	1556	-9.0
41	Mavroudis, Dionisios	1629	GRE	−13B	−31N	+46B	F	−42N	−29B	+43N	2.0	14.0	14.0	2.50	1589	-6.8
42	Korovesis, Ioannis	1624	GRE	−15N	−21B	=18N	F	+41B	−9N	−35N	1.5	21.0	23.0	4.00	1613	-6.8
43	Zervas, Spyridon	1590	GRE	−16N	−36B	=47N	−18B	−40B	+48N	−41B	1.5	15.0	15.0	0.25	1435	-52.8
44	Tourkolias, Dimitrios	1711	GRE	−32N	=40B	−35N	−28B	F	+47N	−30B	1.5	14.5	14.5	1.50	1579	-21.8
45	Mastichiadis, Emmanouil	1685	GRE	−5N	+18B	−15N	−27B	−39N	−35B	F	1.0	21.0	21.0	4.00	1602	-22.8
46	Perakaki, Makrina-Eirini	1698	GRE	−8N	−39B	−41N	F	+48B	−34N	F	1.0	11.5	11.5	0.00	1515	-22.6
47	Vogiatzidakis, Iason	1693	GRE	−4B	−10N	=43B	−37N	−36N	−44B	F	0.5	17.5	17.5	0.75	1329	-90.0
48	Damalas, Ioannis	1548	GRE	−9B	F	−16N	−30B	−46N	−43B	F	0.0	15.0	15.0	0.00	929	-55.6
49	Tsampas, Charalampos	1620	GRE	−7B	−17N	F	F	−29N	F	F	0.0	11.5	11.5	0.00	980	-17.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Tsomidis, StefanosGRE
+78.8
3.5 pts · #20
2Vassis, AnastasiosGRE
+55.6
6.0 pts · #1
3Tampakis, VasileiosGRE
+54.8
4.5 pts · #7

Top rating losers

1Vogiatzidakis, IasonGRE
-90.0
0.5 pts · #47
2Damalas, IoannisGRE
-55.6
0.0 pts · #49
3Zervas, SpyridonGRE
-52.8
1.5 pts · #44

Biggest upsets

R5+397 Elo gap
Zervas, Christos1613 beat Poulos, Georgios2010
R6+278 Elo gap
Kokkalis, Georgios Stef1603 beat Mistilioglou, Athanasios1881
R4+244 Elo gap
Garyfallou, Dimosthenis1766 beat Poulos, Georgios2010