46th White Tower - 8th SKG International Open A
27 players participated in this 9-round tournament, held from 03 Jan 2026 to 10 Jan 2026 in Thessaloniki, Greece. 7 titled players from 2 federations. Top 10 Elo average was 2271, and top seed was Christos Krallis (🇬🇷 GRE, IM, 2419).
Christos Krallis (🇬🇷 GRE, IM, 2419) won with 7.0/9, ahead of Antonios Kalogridis (6.5) and Vasilios Kotronias (6.0). Krallis won solo starting round 8.
The biggest upset came in round 2: Georgios Rafail Mantazis (2077) beat Antonios Kalogridis (IM, 2403), a +326-point gap.
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How it unfolded
Top 6 · 9 roundsIM Christos Krallis led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
IM Christos Krallis held the sole lead from R5 through R9 without losing it.
IM Christos Krallis lost to IM Antonios Kalogridis (White).
IM Christos Krallis won 3 in a row (R3–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1IMChristos Krallis | * | 0 | ½ | 1 |
| 2IMAntonios Kalogridis | 1 | * | ½ | ½ |
| 3FMPetros Trimitzios | ½ | ½ | * | ½ |
| 4GMVasilios Kotronias | 0 | ½ | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Krallis, ChristosIM | 2419 | GRE | +20N | =4B | +16N | +3B | +5N | −2B | =10N | +7B | +6B | 7.0 | 43.0 | 46.0 | 34.25 | 2439 | +3.8 |
| 2 | Kalogridis, AntoniosIM | 2403 | GRE | +12N | −16B | +21N | =6B | +20N | +1N | =3B | =4B | +5N | 6.5 | 41.0 | 44.0 | 31.75 | 2348 | -2.5 |
| 3 | Kotronias, VasiliosGM | 2408 | GRE | +8B | +6N | =17B | −1N | +10B | +11N | =2N | =5B | =4N | 6.0 | 45.0 | 48.5 | 30.75 | 2351 | -4.5 |
| 4 | Trimitzios, PetrosFM | 2181 | GRE | +23B | =1N | =10B | +13N | =11B | +7N | =6B | =2N | =3B | 6.0 | 43.5 | 46.5 | 29.50 | 2328 | +34.4 |
| 5 | Tsaknakis, ZisisFM | 2321 | GRE | +11B | =13N | +7B | +17N | −1B | =6N | +16B | =3N | −2B | 5.5 | 42.5 | 46.0 | 24.75 | 2283 | -6.4 |
| 6 | Tetepoulidis, Ioannis | 2139 | GRE | +21N | −3B | +25N | =2N | +17B | =5B | =4N | +10B | −1N | 5.5 | 42.0 | 44.5 | 22.50 | 2311 | +40.8 |
| 7 | Kolytas, Spiridon | 2072 | GRE | +25N | =9B | −5N | +14B | +13N | −4B | +11N | −1N | +16B | 5.5 | 40.0 | 42.5 | 21.25 | 2217 | +33.8 |
| 8 | Giannopoulos, Iasonas | 2040 | GRE | −3N | −21B | =19N | =18B | +25N | +27B | +14N | =12B | +10N | 5.5 | 31.5 | 32.5 | 17.75 | 2142 | +22.8 |
| 9 | Tsarsitalidis, Konstantinos | 2236 | GRE | +27B | =7N | =13B | −11N | +22B | −10N | +26B | =16N | +18B | 5.5 | 30.5 | 31.5 | 16.00 | 2141 | -19.4 |
| 10 | Daskalov, Dimitar | 2306 | BUL | =22N | +18B | =4N | +16B | −3N | +9B | =1B | −6N | −8B | 4.5 | 42.5 | 45.5 | 20.50 | 2178 | -28.6 |
| 11 | Vardakas, Grigorios | 2026 | GRE | −5N | +19B | +26N | +9B | =4N | −3B | −7B | +17N | F | 4.5 | 39.5 | 41.5 | 17.50 | 2195 | +33.8 |
| 12 | Toliopoulos, Konstantinos | 2032 | GRE | −2B | =23N | +24B | =22N | =26B | =18N | =17B | =8N | =20B | 4.5 | 31.0 | 33.0 | 14.75 | 2063 | +5.6 |
| 13 | Sarantos, Vasileios | 2086 | GRE | +19N | =5B | =9N | −4B | −7B | −22N | +25N | −14B | +26N | 4.0 | 35.5 | 37.5 | 13.50 | 2013 | -17.4 |
| 14 | Ouzounis, Konstantinos Kyr | 1984 | GRE | −17B | =24N | +15B | −7N | +19B | =26N | −8B | +13N | F | 4.0 | 33.5 | 35.5 | 14.00 | 2005 | +6.8 |
| 15 | Samakas, Anastasios | 1943 | GRE | =18N | −20B | −14N | −19B | =21N | F | +23B | +22N | +24B | 4.0 | 26.0 | 26.0 | 12.25 | 1984 | +8.6 |
| 16 | Mantazis, Georgios Rafail | 2077 | GRE | +24B | +2N | −1B | −10N | F | +20B | −5N | =9B | −7N | 3.5 | 40.5 | 41.5 | 15.25 | 2172 | +32.0 |
| 17 | Kesidis, Odyseas | 2198 | GRE | +14N | +26B | =3N | −5B | −6N | =24B | =12N | −11B | F | 3.5 | 35.0 | 35.0 | 12.75 | 2046 | -31.2 |
| 18 | Tzortzatos, Dimosthenis Panagiot | 2096 | GRE | =15B | −10N | −23B | =8N | F | =12B | +22B | +20N | −9N | 3.5 | 33.0 | 33.0 | 13.00 | 2031 | -30.0 |
| 19 | Voutsas, Leonidas | 1903 | GRE | −13B | −11N | =8B | +15N | −14N | =25B | −21N | +26B | =22B | 3.5 | 30.5 | 32.5 | 11.50 | 1901 | -1.0 |
| 20 | Kollias, Ioannis K. | 2061 | GRE | −1B | +15N | =22B | +23N | −2B | −16N | F | −18B | =12N | 3.0 | 35.0 | 36.0 | 10.75 | 2031 | -11.2 |
| 21 | Siskou, EvangeliaWFM | 1947 | GRE | −6B | +8N | −2B | −27N | =15B | =23N | +19B | −24N | −25B | 3.0 | 33.5 | 34.5 | 12.50 | 1889 | -32.8 |
| 22 | Galanis, Nikolaos-PanagiotisCM | 2005 | GRE | =10B | F | =20N | =12B | −9N | +13B | −18N | −15B | =19N | 3.0 | 32.5 | 32.5 | 11.75 | 1996 | -4.8 |
| 23 | Cook, Michael-Antony | 1971 | GRE | −4N | =12B | +18N | −20B | −24N | =21B | −15N | +25B | F | 3.0 | 29.5 | 29.5 | 9.75 | 1920 | -12.6 |
| 24 | Misios, Konstantinos | 1900 | GRE | −16N | =14B | −12N | F | +23B | =17N | F | +21B | −15N | 3.0 | 25.5 | 25.5 | 9.75 | 1972 | +24.4 |
| 25 | Koutsantonakis, Emmanouil | 1897 | GRE | −7B | +27N | −6B | −26N | −8B | =19N | −13B | −23N | +21N | 2.5 | 32.0 | 33.0 | 5.75 | 1838 | -14.6 |
| 26 | Gkogkolas, Georgios | 1895 | GRE | F | −17N | −11B | +25B | =12N | =14B | −9N | −19N | −13B | 2.0 | 32.0 | 32.0 | 6.75 | 1853 | -21.6 |
| 27 | Margaritis, Ioannis M | 1986 | GRE | −9N | −25B | F | +21B | F | −8N | F | F | F | 1.0 | 23.0 | 23.0 | 3.00 | 1837 | -31.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Tetepoulidis, IoannisGRE+40.85.5 pts · #9
- 2Trimitzios, PetrosFMGRE+34.46.0 pts · #3
- 3Vardakas, GrigoriosGRE+33.84.5 pts · #12
- 1Siskou, EvangeliaWFMGRE-32.83.0 pts · #20
- 2Kesidis, OdyseasGRE-31.23.5 pts · #17
- 3Margaritis, Ioannis MGRE-31.21.0 pts · #27
- R2+326 Elo gap
- R9+266 Elo gap
- R4+210 Elo gap