8th open Giortis Chalva Farsalon 2025 A
Open SwissStandard
33 players participated in this 7-round tournament, held from 24 Oct 2025 to 27 Oct 2025 in Farsala, Greece. 2 titled players. Top 10 Elo average was 2054, and top seed was Odyseas Kesidis (🇬🇷 GRE, 2229).
Petros Trimitzios (🇬🇷 GRE, FM, 2163) won with 6.0/7, ahead of Iasonas Giannopoulos (5.5) and Nikolaos Sirigos (4.5). Trimitzios broke clear in the final round.
The biggest upset came in round 1: Angelos V Sidiropoulos (1612) beat Kosmas Ioannis Kountrias (1928), a +316-point gap.
Location
🇬🇷Farsala, Greece
Dates
24 Oct 2025 → 27 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Titled players · 2
FM×2
Federations · 1 represented
🇬🇷Greece×33
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsFM Petros Trimitzios led from R3; +0.5-point edge over the runner-up.
Co-leaders
11
5
1
2
3
2
1
R3–R7 · LEAD HELD
FM Petros Trimitzios held the sole lead from R3 through R7 without losing it.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
FM Petros Trimitzios drew with Iasonas Giannopoulos (White).
WIN STREAKS · 2 top finishers
FM Petros Trimitzios 3 wins (R1–R3)Iasonas Giannopoulos 3 wins (R2–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FMPetros Trimitzios | * | ½ | 1 | — |
| 2Iasonas Giannopoulos | ½ | * | — | — |
| 3Grigorios Vardakas | 0 | — | * | — |
| 4Ioannis M Margaritis | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Trimitzios, PetrosFM | 2163 | GRE | +18B | +24N | +4B | =7N | =2B | +5B | +3N | 6.0 | 26.0 | 28.0 | 23.25 | 2282 | +18.0 |
| 2 | Giannopoulos, Iasonas | 2023 | GRE | =12B | +32N | +5B | +3B | =1N | +7N | =14B | 5.5 | 26.0 | 26.5 | 20.00 | 2165 | +27.0 |
| 3 | Sirigos, NikolaosFM | 2090 | GRE | +11B | +31N | =7B | −2N | +8B | +15N | −1B | 4.5 | 27.0 | 28.0 | 14.50 | 2052 | -2.2 |
| 4 | Vardakas, Grigorios | 2033 | GRE | +16N | +21B | −1N | −14B | +10N | =8B | +22N | 4.5 | 24.0 | 27.0 | 15.50 | 1981 | -7.0 |
| 5 | Balafoutas, Alexandros | 1992 | GRE | +25N | +27B | −2N | +20B | +13B | −1N | =9B | 4.5 | 24.0 | 25.5 | 12.00 | 2023 | +18.4 |
| 6 | Margaritis, Ioannis M | 1979 | GRE | +33B | =13N | =8B | =23N | −17B | +20N | +12B | 4.5 | 20.0 | 20.0 | 11.50 | 1987 | +7.2 |
| 7 | Bougas, Georgios | 2109 | GRE | +28N | +15B | =3N | =1B | =14N | −2B | =8N | 4.0 | 27.0 | 28.5 | 14.00 | 2021 | -27.6 |
| 8 | Vardakas, Stefanos | 1971 | GRE | =20N | +19B | =6N | +21B | −3N | =4N | =7B | 4.0 | 23.5 | 26.5 | 14.00 | 1965 | +1.8 |
| 9 | Gkonelas, Nikolaos | 1945 | GRE | −27N | +16B | +22N | −13N | =29B | +19B | =5N | 4.0 | 19.0 | 20.5 | 12.50 | 1877 | -10.2 |
| 10 | Sarsentos, Dimitrios | 1824 | GRE | −13B | +33N | =24B | +12N | −4B | =18N | +25B | 4.0 | 18.5 | 18.5 | 8.00 | 1887 | +10.0 |
| 11 | Petkaki, Danai | 1748 | GRE | −3N | −17B | +25N | −19B | +26B | +24N | +18B | 4.0 | 18.0 | 20.0 | 9.00 | 1819 | +24.0 |
| 12 | Gioras, Ioannis | 1743 | GRE | =2N | =22B | =17N | −10B | +16N | +21B | −6N | 3.5 | 24.0 | 27.0 | 12.50 | 1876 | +24.0 |
| 13 | Kesidis, Odyseas | 2229 | GRE | +10N | =6B | =15N | +9B | −5N | =14B | F | 3.5 | 24.0 | 24.0 | 13.75 | 1977 | -32.6 |
| 14 | Giannopoulos, Vasileios | 1816 | GRE | F | F | +31B | +4N | =7B | =13N | =2N | 3.5 | 18.5 | 18.5 | 12.00 | 2135 | +79.6 |
| 15 | Gountras, Klearhos | 1948 | GRE | +30B | −7N | =13B | +24N | +23B | −3B | F | 3.5 | 17.5 | 17.5 | 7.25 | 1999 | +10.0 |
| 16 | Vlachavas, Athanasios | 1744 | GRE | −4B | −9N | +33B | =26N | −12B | +28N | +24B | 3.5 | 17.5 | 17.5 | 4.50 | 1776 | +10.4 |
| 17 | Kountrias, Kosmas Ioannis | 1928 | GRE | −24B | +11N | =12B | +18N | +6N | F | F | 3.5 | 17.0 | 17.0 | 13.25 | 1926 | +2.4 |
| 18 | Chompas, Vasileios | 1806 | GRE | −1N | +25B | +26N | −17B | =19N | =10B | −11N | 3.0 | 22.5 | 24.5 | 7.50 | 1752 | -23.6 |
| 19 | Arampatzis, Christos | 1605 | GRE | =23B | −8N | =28B | +11N | =18B | −9N | =26B | 3.0 | 19.5 | 21.0 | 8.50 | 1774 | +48.0 |
| 20 | Emmanouilidis, Paschalis | 1709 | GRE | =8B | =23N | +32B | −5N | +21N | −6B | F | 3.0 | 19.0 | 19.0 | 6.75 | 1890 | +53.2 |
| 21 | Tzamtzis, Konstantinos | 1859 | GRE | +26B | −4N | +30B | −8N | −20B | −12N | +28B | 3.0 | 18.5 | 19.5 | 4.50 | 1744 | -22.0 |
| 22 | Dereka, Konstantina | 1776 | GRE | F | =12N | −9B | +30N | =24B | +23N | −4B | 3.0 | 17.5 | 17.5 | 6.25 | 1824 | +7.0 |
| 23 | Kakkanas, Evangelos | 1906 | GRE | =19N | =20B | +27N | =6B | −15N | −22B | F | 2.5 | 18.5 | 18.5 | 6.75 | 1724 | -28.2 |
| 24 | Sidiropoulos, Angelos V | 1612 | GRE | +17N | −1B | =10N | −15B | =22N | −11B | −16N | 2.0 | 24.5 | 27.5 | 7.00 | 1696 | +21.2 |
| 25 | Tsiaras, Dimitrios | 1728 | GRE | −5B | −18N | −11B | F | +30N | +27B | −10N | 2.0 | 18.0 | 18.0 | 2.50 | 1663 | -11.0 |
| 26 | Tsarouchas, Athanasios | 1603 | GRE | −21N | F | −18B | =16B | −11N | +30B | =19N | 2.0 | 17.5 | 17.5 | 4.25 | 1623 | +6.0 |
| 27 | Koutroupas, Emmanouil | 1647 | GRE | +9B | −5N | −23B | −29N | =28B | −25N | −31B | 1.5 | 16.0 | 17.0 | 4.75 | 1582 | -24.8 |
| 28 | Vardaka, Styliani | 1790 | GRE | −7B | −30N | =19N | =32B | =27N | −16B | −21N | 1.5 | 16.0 | 16.5 | 2.50 | 1531 | -93.2 |
| 29 | Krommidas, Vasilios | 1775 | GRE | F | F | F | +27B | =9N | F | F | 1.5 | 5.5 | 5.5 | 3.50 | 1990 | +11.0 |
| 30 | Ifantis, Ilias | 1709 | GRE | −15N | +28B | −21N | −22B | −25B | −26N | F | 1.0 | 15.0 | 15.0 | 1.50 | 1511 | -28.4 |
| 31 | Pagounis, Georgios | 1552 | GRE | F | −3B | −14N | F | F | F | +27N | 1.0 | 9.5 | 9.5 | 1.50 | 1681 | +14.8 |
| 32 | Nathanail, Spyridon | 1632 | GRE | F | −2B | −20N | =28N | F | F | F | 0.5 | 10.0 | 10.0 | 0.75 | 1567 | -5.4 |
| 33 | Antoniadis, Nikolaos | 1713 | GRE | −6N | −10B | −16N | F | F | F | F | 0.0 | 14.0 | 14.0 | 0.00 | 1049 | -19.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Giannopoulos, VasileiosGRE+79.63.5 pts · #12
- 2Emmanouilidis, PaschalisGRE+53.23.0 pts · #19
- 3Arampatzis, ChristosGRE+48.03.0 pts · #22
Top rating losers
- 1Vardaka, StylianiGRE-93.21.5 pts · #28
- 2Kesidis, OdyseasGRE-32.63.5 pts · #15
- 3Ifantis, IliasGRE-28.41.0 pts · #30
Biggest upsets
- R1+316 Elo gap
- R1+298 Elo gap
- R5+237 Elo gap