27th Open Tournament 2026 by PAO Chess Club
16 players participated in this 7-round tournament, held from 06 Mar 2026 to 24 Apr 2026 in Athens, Greece. 2 federations represented. Top 10 Elo average was 1789, and top seed was Konstantinos Ignatiadis (🇬🇷 GRE, 1967).
Konstantinos Ignatiadis (🇬🇷 GRE, 1967) won with 5.0/7, ahead of Michail Nikitakis (5.0) and Ilias Liarakos (4.5). Ignatiadis shared the lead from round 6, winning on tie-break.
The biggest upset came in round 2: Panagiotis Vassalos (1476) beat Ioannis Koutsioumpos (1664), a +188-point gap.
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How it unfolded
Top 6 · 7 roundsTight race until R7; 2 players tied at 5.0/7, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 2 at the finish.
Michail Nikitakis takes the sole lead (4.0/5).
2 players finish on 5.0/7. Ignatiadis takes the title on Buchholz Cut1 (25.5).
Konstantinos Ignatiadis drew with Michail Nikitakis (Black).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Konstantinos Ignatiadis | * | ½ | ½ | ½ |
| 2Michail Nikitakis | ½ | * | 1 | 1 |
| 3Ilias Liarakos | ½ | 0 | * | — |
| 4Theodoros Ignatiadis | ½ | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ignatiadis, Konstantinos | 1967 | GRE | +13B | =2N | =3B | +6N | =4B | +7N | =5B | 5.0 | 25.5 | 27.0 | 18.00 | 2018 | +8.4 |
| 2 | Nikitakis, Michail | 1874 | GRE | +8N | =1B | =7N | +11B | +3B | F | +4N | 5.0 | 22.5 | 22.5 | 18.25 | 1979 | +33.6 |
| 3 | Liarakos, Ilias | 0 | GRE | +6B | F | =1N | +9B | −2N | +8B | +7B | 4.5 | 23.5 | 23.5 | 16.00 | 1986 | +52.0 |
| 4 | Ignatiadis, Theodoros | 1899 | GRE | F | +9B | +11N | +7B | =1N | +5N | −2B | 4.5 | 22.5 | 22.5 | 15.00 | 2014 | +19.2 |
| 5 | Angelopoulos, Georgios | 1895 | GRE | +10N | −7B | =8N | +12B | +9N | −4B | =1N | 4.0 | 21.5 | 23.5 | 11.50 | 1784 | -14.4 |
| 6 | Panagiotakos, Petros | 1755 | GRE | −3N | +15B | +12N | −1B | −7N | +14B | +11N | 4.0 | 18.5 | 18.5 | 5.50 | 1747 | +2.0 |
| 7 | Lazaridis-Elmaloglou, Lazaros | 1880 | GRE | +16B | +5N | =2B | −4N | +6B | −1B | −3N | 3.5 | 27.0 | 27.0 | 10.50 | 1881 | +2.4 |
| 8 | Vassalos, Panagiotis | 1476 | GRE | −2B | +13N | =5B | =14N | +10B | −3N | −9B | 3.0 | 20.5 | 22.0 | 6.75 | 1725 | +34.4 |
| 9 | Ntaifas, Ioannis | 1808 | GRE | +12B | −4N | +10B | −3N | −5B | F | +8N | 3.0 | 20.5 | 20.5 | 7.50 | 1734 | -6.0 |
| 10 | PANTOULAS, GEORGIOS | 1593 | FID | −5B | F | −9N | =13B | −8N | +11B | +15N | 2.5 | 13.5 | 13.5 | 2.75 | 1561 | -7.4 |
| 11 | Kafousopoulos, Fotios | 1470 | GRE | F | +14N | −4B | −2N | +15B | −10N | −6B | 2.0 | 17.5 | 17.5 | 1.50 | 1551 | +7.6 |
| 12 | Eirinidis, Dimitrios | 1450 | GRE | −9N | F | −6B | −5N | −13N | +15B | +14B | 2.0 | 14.0 | 14.0 | 1.50 | 1545 | +21.6 |
| 13 | Koutsioumpos, Ioannis | 1664 | GRE | −1N | −8B | F | =10N | +12B | F | F | 1.5 | 12.5 | 12.5 | 3.25 | 1534 | -28.0 |
| 14 | Zafeiris, Konstantinos | 1553 | GRE | F | −11B | +15N | =8B | F | −6N | −12N | 1.5 | 11.0 | 11.0 | 1.50 | 1363 | -26.0 |
| 15 | Alexandris, Dimosthenis | 1412 | GRE | F | −6N | −14B | F | −11N | −12N | −10B | 0.0 | 12.0 | 12.0 | 0.00 | 764 | 0.0 |
| 16 | Mousliadis, Nikolaos | 1555 | GRE | −7N | F | F | F | F | F | F | 0.0 | 6.0 | 6.0 | 0.00 | 1080 | -2.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Liarakos, IliasGRE+52.04.5 pts · #2
- 2Vassalos, PanagiotisGRE+34.43.0 pts · #8
- 3Nikitakis, MichailGRE+33.65.0 pts · #4
- 1Koutsioumpos, IoannisGRE-28.01.5 pts · #13
- 2Zafeiris, KonstantinosGRE-26.01.5 pts · #14
- 3Angelopoulos, GeorgiosGRE-14.44.0 pts · #6
- R2+188 Elo gap
- R5+117 Elo gap
- R7+103 Elo gap