25th open Agria Feb 2026
14 players participated in this 5-round tournament, held from 25 Feb 2026 to 25 Mar 2026 in Agria, Greece. Top 10 Elo average was 1651, and top seed was Konstantinos Tzamtzis (🇬🇷 GRE, 1849).
Dimitrios Sarsentos (🇬🇷 GRE, 1771) won with 4.5/5, ahead of Leonidas Antonakis (3.5) and Georgios Chatzipolitis (3.5). Sarsentos broke clear in the final round.
The biggest upset came in round 4: Konstantinos Arg Papathanasiou (1461) beat Zisis Maritsis (1589), a +128-point gap.
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How it unfolded
Top 6 · 5 roundsDimitrios Sarsentos led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Dimitrios Sarsentos never relinquished the lead after R5; final gap +1.0 over the runner-up.
Dimitrios Sarsentos drew with Leonidas Antonakis (Black).
Dimitrios Sarsentos 3 wins (R1–R3)Leonidas Antonakis 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Dimitrios Sarsentos | * | ½ | — | 1 |
| 2Leonidas Antonakis | ½ | * | 1 | 1 |
| 3Georgios Chatzipolitis | — | 0 | * | — |
| 4Theodoros Bougas | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sarsentos, Dimitrios | 1771 | GRE | +8N | +6B | +13N | =2N | +4B | 4.5 | 11.0 | 12.0 | 10.25 | 1996 | +23.6 |
| 2 | Antonakis, Leonidas | 1829 | GRE | +4N | +7B | +3N | =1B | F | 3.5 | 13.5 | 16.0 | 11.25 | 2002 | +28.4 |
| 3 | Chatzipolitis, Georgios | 1785 | GRE | +5B | +11N | −2B | =6B | +7N | 3.5 | 11.5 | 13.0 | 8.25 | 1821 | +6.4 |
| 4 | Bougas, Theodoros | 1495 | GRE | −2B | +12N | +11B | +10N | −1N | 3.0 | 11.0 | 12.5 | 4.50 | 1699 | +26.6 |
| 5 | Koutidis, Athanasios | 1473 | GRE | −3N | +14B | −6N | +12B | +8N | 3.0 | 9.5 | 10.5 | 4.50 | 1630 | +13.4 |
| 6 | Tzamtzis, Konstantinos | 1849 | GRE | +10B | −1N | +5B | =3N | F | 2.5 | 14.5 | 16.0 | 6.25 | 1733 | -9.4 |
| 7 | Moutzouris, Ioannis | 1627 | GRE | +12B | −2N | =10B | +13N | −3B | 2.5 | 10.0 | 11.0 | 3.25 | 1617 | -0.8 |
| 8 | Papathanasiou, Konstantinos Arg | 1461 | GRE | −1B | −10N | +9B | +11N | −5B | 2.0 | 11.0 | 12.5 | 3.50 | 1505 | +9.2 |
| 9 | Tsiakovis, Dionysios | 1528 | GRE | F | −13B | −8N | +14B | +10N | 2.0 | 5.5 | 5.5 | 2.50 | 1377 | -24.4 |
| 10 | Chalatsis, Apostolos | 1513 | GRE | −6N | +8B | =7N | −4B | −9B | 1.5 | 10.0 | 12.0 | 3.25 | 1440 | -25.2 |
| 11 | Maritsis, Zisis | 1589 | GRE | +14N | −3B | −4N | −8B | =12N | 1.5 | 10.0 | 11.0 | 1.75 | 1218 | -35.4 |
| 12 | Dimopoulos, Christos | 1444 | GRE | −7N | −4B | +14N | −5N | =11B | 1.5 | 10.0 | 11.0 | 1.75 | 1221 | 0.0 |
| 13 | Parsas, Nikolaos | 1523 | GRE | F | +9N | −1B | −7B | −14N | 1.0 | 10.0 | 10.0 | 2.00 | 1515 | -1.0 |
| 14 | Dafereras, Spyros | 0 | GRE | −11B | −5N | −12B | −9N | +13B | 1.0 | 8.0 | 9.0 | 1.00 | 1268 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Antonakis, LeonidasGRE+28.43.5 pts · #2
- 2Bougas, TheodorosGRE+26.63.0 pts · #4
- 3Sarsentos, DimitriosGRE+23.64.5 pts · #1
- 1Maritsis, ZisisGRE-35.41.5 pts · #13
- 2Chalatsis, ApostolosGRE-25.21.5 pts · #9
- 3Tsiakovis, DionysiosGRE-24.42.0 pts · #11
- R4+128 Elo gap