15th Papanastasio Open B
Open SwissStandard
49 players participated in this 7-round tournament, held from 21 Aug 2025 to 27 Aug 2025 in Peristeri, Greece. Top 10 Elo average was 1593, and top seed was Georgios Dimopoulos (🇬🇷 GRE, 1842).
Andreas Tolias (🇬🇷 GRE, 0) won with 6.0/7, ahead of Evangelos Pitsinos (5.5) and Andreas Gketsis (5.5). Tolias clinched sole first place in the final round.
The biggest upset came in round 3: Alexandros Rentzos (1559) beat Georgios Dimopoulos (1842), a +283-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
Federations · 1 represented
🇬🇷Greece×43
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsAndreas Tolias led from R7; +0.5-point edge over the runner-up.
Co-leaders
23
11
5
1
2
1
1
R6 · LEADER CHANGE26 Aug
Andreas Gketsis takes the sole lead (5.5/6).
WIN STREAKS · 2 top finishers
Andreas Tolias 5 wins (R3–R7)Evangelos Pitsinos 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Andreas Tolias | * | — | — | 1 |
| 2Evangelos Pitsinos | — | * | — | 0 |
| 3Sofia Alonistioti | — | — | * | — |
| 4Andreas Gketsis | 0 | 1 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tolias, Andreas | 0 | GRE | +14B | −5B | +21N | +9N | +10B | +6B | +3N | 6.0 | 28.5 | 32.0 | 27.00 | 1644 | 0.0 |
| 2 | Pitsinos, Evangelos | 1574 | GRE | +18B | +39N | +16B | =13N | +6N | −3B | +5N | 5.5 | 27.5 | 30.0 | 22.50 | 1796 | +63.2 |
| 3 | Gketsis, Andreas | 1545 | GRE | +40B | +30N | +8B | =7N | +13B | +2N | −1B | 5.5 | 27.5 | 29.5 | 21.25 | 1855 | +54.4 |
| 4 | Alonistioti, Sofia | 1563 | GRE | +35B | =37N | =14B | +18N | =7B | +13N | +11B | 5.5 | 24.0 | 26.5 | 21.00 | 1728 | +95.2 |
| 5 | Rentzos, Alexandros | 1559 | GRE | +24B | +1N | +11B | −6B | +34N | +8N | −2B | 5.0 | 29.0 | 32.0 | 21.50 | 1710 | +46.8 |
| 6 | Giakamozis, Apostolos | 1591 | GRE | +28B | +31N | +12B | +5N | −2B | −1N | +14B | 5.0 | 28.0 | 31.0 | 19.50 | 1805 | +62.0 |
| 7 | Lepouras, Dimitrios | 1520 | GRE | +20B | +42N | =37B | =3B | =4N | =12N | =9B | 4.5 | 26.5 | 28.5 | 17.25 | 1507 | -2.4 |
| 8 | Bantounas Sarantopoulos, Orestis | 1579 | GRE | +22N | +15B | −3N | +37B | =16N | −5B | +21N | 4.5 | 25.5 | 28.0 | 15.50 | 1600 | +8.4 |
| 9 | Michas, Iasonas | 1548 | GRE | −23N | +33B | +17N | −1B | +27N | +19B | =7N | 4.5 | 25.0 | 28.0 | 16.25 | 1657 | +35.2 |
| 10 | Mastichiadis, Dimitrios | 1571 | GRE | +17N | +21B | −13N | +28B | −1N | =15B | +25N | 4.5 | 25.0 | 28.0 | 16.00 | 1824 | +48.8 |
| 11 | Dimopoulos, Georgios | 1842 | GRE | +48N | +41B | −5N | =15B | +22N | +16B | −4N | 4.5 | 24.0 | 24.0 | 11.50 | 1588 | -34.8 |
| 12 | Kokkalis, Stefanos | 1561 | GRE | +27N | +23B | −6N | =22B | +29N | =7B | =16N | 4.5 | 23.5 | 26.5 | 15.50 | 1545 | -3.2 |
| 13 | Tatakis, Konstantinos | 0 | GRE | +19B | +32N | +10B | =2B | −3N | −4B | =15N | 4.0 | 29.0 | 32.0 | 16.25 | 1503 | 0.0 |
| 14 | Katsaros, Efstratios | 1539 | GRE | −1N | +27B | =4N | +38B | =21N | +18B | −6N | 4.0 | 27.0 | 29.5 | 14.00 | 1543 | +2.0 |
| 15 | Patsiotis, Konstantinos | 1488 | GRE | +36B | −8N | +35B | =11N | =19B | =10N | =13B | 4.0 | 24.5 | 27.5 | 14.50 | 1575 | +28.4 |
| 16 | Mastichiadis, Markos | 1520 | GRE | +29N | +38B | −2N | +43B | =8B | −11N | =12B | 4.0 | 24.5 | 26.5 | 12.00 | 1448 | -16.8 |
| 17 | Stouraitis, Iakovos Spyridon | 1450 | GRE | −10B | +36N | −9B | +30N | =20N | =29B | +37N | 4.0 | 22.0 | 24.5 | 12.00 | 1402 | -7.2 |
| 18 | Alexopoulos, Filippos | 1450 | GRE | −2N | +44B | +41N | −4B | +43N | −14N | +31B | 4.0 | 22.0 | 24.0 | 9.00 | 1434 | -4.4 |
| 19 | Eleftheriou, Iasonas | 1463 | GRE | −13N | =29B | +48N | +33B | =15N | −9N | +27B | 4.0 | 21.5 | 21.5 | 9.50 | 1630 | +45.6 |
| 20 | Urban, Aleksander | 0 | GRE | −7N | +48B | +25N | −34N | =17B | =35N | +28B | 4.0 | 21.0 | 21.0 | 10.00 | 1489 | 0.0 |
| 21 | Barmparosos, Stamatios | 1472 | GRE | +49B | −10N | −1B | +40N | =14B | +24N | −8B | 3.5 | 24.5 | 24.5 | 7.50 | 1500 | +8.0 |
| 22 | Papadopoulos, Emanouil | 1459 | GRE | −8B | +45N | +30B | =12N | −11B | =32N | =23B | 3.5 | 23.0 | 24.0 | 9.50 | 1406 | -14.4 |
| 23 | Kapnaki, Charikleia | 1406 | GRE | +9B | −12N | −34B | +31N | +28N | −25B | =22N | 3.5 | 22.0 | 25.0 | 12.25 | 1500 | +18.2 |
| 24 | Eirinidis, Dimitrios | 1406 | GRE | −5N | −34N | +36B | +41B | =25N | −21B | +32N | 3.5 | 21.0 | 23.0 | 9.75 | 1355 | -7.0 |
| 25 | Kampili, Konstantina | 1466 | GRE | −30B | +40N | −20B | +45N | =24B | +23N | −10B | 3.5 | 20.5 | 21.5 | 8.25 | 1542 | +7.8 |
| 26 | Charlaftis, Nikolaos | 0 | GRE | −31B | −28N | −27N | +46B | +42B | +39N | =33B | 3.5 | 16.5 | 17.5 | 7.00 | 1325 | 0.0 |
| 27 | Kalogeropoulou, Erato Vlasia | 1425 | GRE | −12B | −14N | +26B | +42N | −9B | +41B | −19N | 3.0 | 22.5 | 24.5 | 7.50 | 1282 | -36.8 |
| 28 | Stavropoulos, Simeon | 1461 | GRE | −6N | +26B | +49N | −10N | −23B | +43B | −20N | 3.0 | 22.5 | 22.5 | 5.50 | 721 | -24.2 |
| 29 | Karsiotis, Nikolaos | 0 | GRE | −16B | =19N | +32B | +39N | −12B | =17N | F | 3.0 | 22.0 | 22.0 | 9.50 | 1423 | 0.0 |
| 30 | FIDE 541015169 | 0 | — | +25N | −3B | −22N | −17B | +45B | F | +38N | 3.0 | 20.0 | 20.0 | 7.00 | 1287 | 0.0 |
| 31 | Choromidis, Stylianos | 1501 | GRE | +26N | −6B | −43N | −23B | +49N | +40B | −18N | 3.0 | 20.0 | 20.0 | 5.50 | 1268 | -48.4 |
| 32 | Vallianos, Athanasios | 0 | GRE | =33N | −13B | −29N | +44B | +38N | =22B | −24B | 3.0 | 19.5 | 21.5 | 7.75 | 1333 | 0.0 |
| 33 | Chatzinikolaou, Nina Loukia | 1535 | GRE | =32B | −9N | +42B | −19N | +39B | F | =26N | 3.0 | 19.5 | 19.5 | 7.75 | 1366 | -23.2 |
| 34 | Sideropoulos, Georgios N | 1520 | GRE | −38N | +24B | +23N | +20B | −5B | F | F | 3.0 | 18.5 | 18.5 | 11.00 | 1582 | +10.0 |
| 35 | Papadopoulos, Konstantinos P | 1426 | GRE | −4N | +46B | −15N | +49B | =37N | =20B | F | 3.0 | 17.0 | 17.0 | 4.25 | 1173 | -36.4 |
| 36 | Droukas, Ilias | 0 | GRE | −15N | −17B | −24N | +48B | −41N | +49B | +40N | 3.0 | 15.5 | 15.5 | 2.00 | 1321 | 0.0 |
| 37 | Samara, Foteini | 1470 | GRE | +47N | =4B | =7N | −8N | =35B | F | −17B | 2.5 | 22.5 | 22.5 | 7.50 | 1327 | -38.8 |
| 38 | Vafeiadakis, Michail | 0 | GRE | +34B | −16N | =39B | −14N | −32B | +45N | −30B | 2.5 | 19.5 | 20.5 | 5.25 | 1427 | 0.0 |
| 39 | Himis, Georgios | 1474 | GRE | +46N | −2B | =38N | −29B | −33N | −26B | +48B | 2.5 | 18.5 | 18.5 | 2.25 | 1391 | -6.6 |
| 40 | Syngounis, Filippos | 1405 | GRE | −3N | −25B | +44N | −21B | +47B | −31N | −36B | 2.0 | 20.5 | 21.5 | 3.00 | 696 | -60.0 |
| 41 | Samiakos, Thanasis | 1502 | GRE | +45B | −11N | −18B | −24N | +36B | −27N | F | 2.0 | 19.0 | 20.0 | 4.00 | 734 | -38.4 |
| 42 | FIDE 42176867 | 0 | — | +44N | −7B | −33N | −27B | −26N | −46B | +45B | 2.0 | 17.0 | 18.0 | 3.00 | 689 | 0.0 |
| 43 | Pritsinis, Ioannis | 0 | GRE | F | F | +31B | −16N | −18B | −28N | +47N | 2.0 | 15.0 | 15.0 | 4.00 | 1287 | 0.0 |
| 44 | FIDE 541001281 | 0 | — | −42B | −18N | −40B | −32N | +48N | −47B | +49N | 2.0 | 12.0 | 12.0 | 0.00 | 1313 | 0.0 |
| 45 | FIDE 541003250 | 0 | — | −41N | −22B | +46N | −25B | −30N | −38B | −42N | 1.0 | 16.5 | 17.5 | 1.00 | 676 | 0.0 |
| 46 | FIDE 42163781 | 0 | — | −39B | −35N | −45B | −26N | F | +42N | F | 1.0 | 14.0 | 14.0 | 2.00 | 649 | 0.0 |
| 47 | FIDE 541015150 | 0 | — | −37B | F | F | F | −40N | +44N | −43B | 1.0 | 8.5 | 8.5 | 2.00 | 638 | 0.0 |
| 48 | Papadopoulou, Maria Pan | 1462 | GRE | −11B | −20N | −19B | −36N | −44B | F | −39N | 0.0 | 20.0 | 20.0 | 0.00 | 792 | -42.8 |
| 49 | Poulimenos, Nikolaos | 0 | GRE | −21N | F | −28B | −35N | −31B | −36N | −44B | 0.0 | 17.5 | 17.5 | 0.00 | 661 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Alonistioti, SofiaGRE+95.25.5 pts · #5
- 2Pitsinos, EvangelosGRE+63.25.5 pts · #3
- 3Giakamozis, ApostolosGRE+62.05.0 pts · #2
Top rating losers
- 1Syngounis, FilipposGRE-60.02.0 pts · #48
- 2Choromidis, StylianosGRE-48.43.0 pts · #31
- 3Papadopoulou, Maria PanGRE-42.80.0 pts · #44
Biggest upsets
- R3+283 Elo gap
- R7+279 Elo gap
- R1+142 Elo gap