2026 Youth championships of TESSTH - open U14-16
Open SwissStandard
17 players participated in this 5-round tournament, held from 28 Feb 2026 to 01 Mar 2026 in Larisa, Greece. Top 10 Elo average was 1759, and top seed was Georgios Bougas (🇬🇷 GRE, 2131).
Georgios Bougas (🇬🇷 GRE, 2131) won with 4.5/5, ahead of Leonidas Antonakis (4.0) and Athanasios Vlachavas (3.5). Bougas clinched sole first place in the final round.
The biggest upset came in round 2: Stamatis Kountrias (1756) beat Kosmas Ioannis Kountrias (2035), a +279-point gap.
Location
🇬🇷Larisa, Greece
Dates
28 Feb 2026 → 01 Mar 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇬🇷Greece×16
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsGeorgios Bougas led from R5; +0.5-point edge over the runner-up.
Co-leaders
7
4
1
1
1
R5 · LEADER CHANGE01 Mar
Georgios Bougas takes the sole lead (4.5/5).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Georgios Bougas beat Leonidas Antonakis (Black).
WIN STREAKS · 2 top finishers
Leonidas Antonakis 4 wins (R1–R4)Anastasios Karampelas 3 wins (R2–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Georgios Bougas | * | 1 | — | ½ |
| 2Leonidas Antonakis | 0 | * | — | 1 |
| 3Anastasios Karampelas | — | — | * | — |
| 4Athanasios Vlachavas | ½ | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bougas, Georgios | 2131 | GRE | +10B | +5N | =3B | +7N | +2N | 4.5 | 14.0 | 16.5 | 14.75 | 2193 | +12.4 |
| 2 | Antonakis, Leonidas | 1829 | GRE | +11B | +6N | +9B | +3N | −1B | 4.0 | 13.5 | 15.5 | 11.00 | 1998 | +34.4 |
| 3 | Vlachavas, Athanasios | 1812 | GRE | +14N | +17B | =1N | −2B | +10N | 3.5 | 12.0 | 12.0 | 5.75 | 1848 | +9.2 |
| 4 | Karampelas, Anastasios | 1644 | GRE | −6B | +15N | +13B | +9N | =5B | 3.5 | 10.5 | 11.0 | 6.25 | 1946 | +53.6 |
| 5 | Kostakis, Georgios | 1572 | GRE | +16N | −1B | +17N | +11B | =4N | 3.5 | 10.0 | 10.0 | 3.75 | 1713 | +18.0 |
| 6 | Merlemis, Alexios | 0 | GRE | +4N | −2B | +12N | =10B | =9N | 3.0 | 12.5 | 14.5 | 8.00 | 1700 | 0.0 |
| 7 | Kountrias, Kosmas Ioannis | 2035 | GRE | +8N | −9B | +11N | −1B | +13N | 3.0 | 12.0 | 13.5 | 6.50 | 1829 | -38.4 |
| 8 | Ntougkos, Dimitrios | 1567 | GRE | −7B | −13N | +15B | +16N | +14B | 3.0 | 6.0 | 6.0 | 1.50 | 1640 | +11.2 |
| 9 | Kountrias, Stamatis | 1756 | GRE | +13B | +7N | −2N | −4B | =6B | 2.5 | 13.5 | 15.0 | 6.00 | 1735 | -4.0 |
| 10 | Baras, Konstantinos | 1571 | GRE | −1N | +12B | +16B | =6N | −3B | 2.5 | 13.0 | 13.0 | 3.50 | 1090 | -11.2 |
| 11 | Chalatsis, Apostolos | 1513 | GRE | −2N | +14B | −7B | −5N | +16B | 2.0 | 11.5 | 11.5 | 1.00 | 1509 | -8.0 |
| 12 | Kammagiannis, Lampros | 0 | GRE | =15B | −10N | −6B | =13N | +17N | 2.0 | 7.5 | 7.5 | 1.00 | 1434 | 0.0 |
| 13 | Zafeiroulis, Apostolos | 1437 | GRE | −9N | +8B | −4N | =12B | −7B | 1.5 | 12.0 | 14.0 | 4.00 | 1507 | +9.6 |
| 14 | Siskos, Vasileios P | 1489 | GRE | −3B | −11N | F | +17B | −8N | 1.0 | 8.5 | 8.5 | 0.00 | 833 | -38.8 |
| 15 | Stylianou, Dimitrios Iason | 1676 | GRE | =12N | −4B | −8N | F | F | 0.5 | 8.5 | 8.5 | 1.00 | 804 | -48.0 |
| 16 | Nyktas, Nikolaos | 0 | GRE | −5B | F | −10N | −8B | −11N | 0.0 | 11.0 | 11.0 | 0.00 | 758 | 0.0 |
| 17 | FIDE 42191149 | 0 | — | F | −3N | −5B | −14N | −12B | 0.0 | 10.0 | 10.0 | 0.00 | 823 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Karampelas, AnastasiosGRE+53.63.5 pts · #2
- 2Antonakis, LeonidasGRE+34.44.0 pts · #3
- 3Kostakis, GeorgiosGRE+18.03.5 pts · #9
Top rating losers
- 1Stylianou, Dimitrios IasonGRE-48.00.5 pts · #14
- 2Siskos, Vasileios PGRE-38.81.0 pts · #17
- 3Kountrias, Kosmas IoannisGRE-38.43.0 pts · #4
Biggest upsets
- R2+279 Elo gap
- R2+130 Elo gap
- R4+112 Elo gap