24th open Agria Jan 2025
15 players participated in this 5-round tournament, held from 14 Jan 2026 to 11 Feb 2026 in Agria, Greece. Top 10 Elo average was 1737, and top seed was Hristos Gitsis (🇬🇷 GRE, 2011).
Konstantinos Tzamtzis (🇬🇷 GRE, 1854) won with 4.5/5, ahead of Hristos Gitsis (3.5) and Dimitrios Sarsentos (3.0). Tzamtzis broke clear in the final round.
The biggest upset came in round 4: Apostolos Chalatsis (1507) beat Vasilis Koukouvinos (1694), a +187-point gap.
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How it unfolded
Top 6 · 5 roundsKonstantinos Tzamtzis led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Konstantinos Tzamtzis never relinquished the lead after R5; final gap +1.0 over the runner-up.
Konstantinos Tzamtzis drew with Hristos Gitsis (Black).
Konstantinos Tzamtzis 3 wins (R1–R3)Hristos Gitsis 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Konstantinos Tzamtzis | * | ½ | 1 | — |
| 2Hristos Gitsis | ½ | * | — | — |
| 3Dimitrios Sarsentos | 0 | — | * | 1 |
| 4Vasilis Koukouvinos | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tzamtzis, Konstantinos | 1854 | GRE | +11B | +4N | +3B | =2N | +5B | 4.5 | 12.5 | 13.5 | 11.75 | 2111 | +27.4 |
| 2 | Gitsis, Hristos | 2011 | GRE | +14N | +9B | +12N | =1B | F | 3.5 | 7.5 | 7.5 | 5.25 | 2056 | +3.6 |
| 3 | Sarsentos, Dimitrios | 1815 | GRE | +8N | +6B | −1N | +7B | F | 3.0 | 12.5 | 12.5 | 8.00 | 1850 | +4.4 |
| 4 | Chatzipolitis, Georgios | 1782 | GRE | +7N | −1B | +8N | +12B | F | 3.0 | 11.5 | 12.5 | 6.00 | 1797 | +3.0 |
| 5 | Chalatsis, Apostolos | 1507 | GRE | −9N | +14B | +11N | +6B | −1N | 3.0 | 10.5 | 10.5 | 4.00 | 1781 | +64.0 |
| 6 | Koukouvinos, Vasilis | 1694 | GRE | +10B | −3N | +15B | −5N | +8B | 3.0 | 10.0 | 10.0 | 4.00 | 1636 | -6.8 |
| 7 | Tsiakovis, Dionysios | 1482 | GRE | −4B | +11N | +13B | −3N | +12N | 3.0 | 8.0 | 9.0 | 3.00 | 1746 | +62.8 |
| 8 | Hatzopoulos, Alexandros | 1579 | GRE | −3B | +10N | −4B | +15N | −6N | 2.0 | 11.0 | 11.0 | 2.00 | 1566 | -2.6 |
| 9 | Antonakis, Leonidas | 1801 | GRE | +5B | −2N | F | +13N | F | 2.0 | 10.5 | 10.5 | 4.00 | 1872 | +12.0 |
| 10 | Koutidis, Athanasios | 1467 | GRE | −6N | −8B | +14N | −11B | +15B | 2.0 | 6.0 | 6.0 | 0.00 | 1506 | +4.4 |
| 11 | Maritsis, Zisis | 1584 | GRE | −1N | −7B | −5B | +10N | F | 1.0 | 12.5 | 12.5 | 2.00 | 1395 | -20.8 |
| 12 | Bougas, Theodoros | 1495 | GRE | F | +13N | −2B | −4N | −7B | 1.0 | 10.5 | 10.5 | 1.00 | 1523 | +1.4 |
| 13 | Moutzouris, Ioannis | 1641 | GRE | +15N | −12B | −7N | −9B | F | 1.0 | 6.0 | 6.0 | 0.00 | 1360 | -69.2 |
| 14 | Karagiannakis, Dimitrios | 1604 | GRE | −2B | −5N | −10B | F | F | 0.0 | 9.5 | 9.5 | 0.00 | 867 | -54.4 |
| 15 | Dimopoulos, Christos | 1441 | GRE | −13B | F | −6N | −8B | −10N | 0.0 | 8.0 | 8.0 | 0.00 | 811 | -43.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Chalatsis, ApostolosGRE+64.03.0 pts · #7
- 2Tsiakovis, DionysiosGRE+62.83.0 pts · #5
- 3Tzamtzis, KonstantinosGRE+27.44.5 pts · #1
- 1Moutzouris, IoannisGRE-69.21.0 pts · #11
- 2Karagiannakis, DimitriosGRE-54.40.0 pts · #14
- 3Dimopoulos, ChristosGRE-43.20.0 pts · #15
- R4+187 Elo gap
- R3+159 Elo gap
- R2+146 Elo gap