Nuorten SM 2025 U10
26 players participated in this 7-round tournament, held from 06 Jun 2025 to 08 Jun 2025 in Valkeakoski, Finland. Top 10 Elo average was 1133, and top seed was Rayan Mashhadi Aghajan (🇫🇮 FIN, 1984).
Rayan Mashhadi Aghajan (🇫🇮 FIN, 1984) won with 7.0/7, ahead of Iris Gemenetzis (5.0) and Oliver Heino (5.0). Mashhadi Aghajan won solo starting round 4.
The biggest upset came in round 6: Julia Sinitsyna (1474) beat Ilia Semioshko (1710), a +236-point gap.
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsRayan Mashhadi Aghajan led from R4; +2.0-point edge over the runner-up.
Rayan Mashhadi Aghajan never relinquished the lead after R4; final gap +2.0 over the runner-up.
Rayan Mashhadi Aghajan beat Iris Gemenetzis (White).
Rayan Mashhadi Aghajan 7 wins (R1–R7)Iris Gemenetzis 3 wins (R3–R5)Oliver Heino 3 wins (R5–R7)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Rayan Mashhadi Aghajan | * | 1 | — | 1 |
| 2Iris Gemenetzis | 0 | * | — | — |
| 3Oliver Heino | — | — | * | 1 |
| 4Daniil Lotta | 0 | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mashhadi Aghajan, Rayan | 1984 | FIN | +23N | +7B | +6N | +10B | +4N | +2B | +5N | 7.0 | 27.0 | 29.0 | 29.00 | 2412 | +20.0 |
| 2 | Gemenetzis, Iris | 1583 | FIN | =11N | =24B | +12N | +18B | +10N | −1N | +8B | 5.0 | 26.0 | 28.0 | 18.00 | 1846 | +23.6 |
| 3 | Heino, Oliver | 0 | FIN | +16N | −12B | =23N | =13B | +?N | +17B | +4N | 5.0 | 20.0 | 20.0 | 13.75 | 1500 | 0.0 |
| 4 | Lotta, Daniil | 0 | FIN | +20N | +?B | +5N | =8B | −1B | +6N | −3B | 4.5 | 28.5 | 28.5 | 14.25 | 1706 | 0.0 |
| 5 | Sinitsyna, Julia | 1474 | FIN | +9B | +15N | −4B | +14N | =6B | +10N | −1B | 4.5 | 28.0 | 31.5 | 17.75 | 1728 | +35.6 |
| 6 | Li, Sixing | 1600 | FIN | +22B | +19N | −1B | +12N | =5N | −4B | +15B | 4.5 | 26.0 | 28.5 | 14.75 | 1536 | -10.4 |
| 7 | DAmato, Carolina | 1476 | FIN | +25B | −1N | =9B | +11N | =17B | =15N | +14B | 4.5 | 25.5 | 27.0 | 14.50 | 1075 | -3.2 |
| 8 | Zaretckii, Roman | 0 | FIN | +?B | +17N | −10B | =4N | +9B | +16N | −2N | 4.5 | 24.5 | 24.5 | 13.25 | 846 | 0.0 |
| 9 | Rozhnov, Erofei | 0 | FIN | −5N | +?B | =7N | +23B | −8N | +13B | +12N | 4.5 | 22.5 | 22.5 | 11.25 | 1483 | 0.0 |
| 10 | Semioshko, Ilia | 1710 | FIN | +21N | +13B | +8N | −1N | −2B | −5B | +17N | 4.0 | 27.5 | 30.5 | 14.00 | 1442 | -56.4 |
| 11 | Virkkala, Vilho | 0 | FIN | =2B | −14N | +24N | −7B | =20N | +19B | +16N | 4.0 | 22.5 | 24.5 | 12.50 | 1336 | 0.0 |
| 12 | FIDE 523810 | 0 | — | +?B | +3N | −2B | −6B | +21N | =14N | −9B | 3.5 | 25.5 | 25.5 | 9.75 | 791 | 0.0 |
| 13 | Zhao, Yixuan | 1500 | FIN | +26B | −10N | +19B | =3N | −16B | −9N | +20B | 3.5 | 23.0 | 24.0 | 9.50 | 910 | -9.2 |
| 14 | Yadav, Neev | 0 | FIN | −?N | +11B | +21N | −5B | +18N | =12B | −7N | 3.5 | 22.5 | 22.5 | 11.75 | 675 | 0.0 |
| 15 | FIDE 524425 | 0 | — | +24N | −5B | −18N | +26B | +23N | =7B | −6N | 3.5 | 20.5 | 21.5 | 7.25 | 1243 | 0.0 |
| 16 | Zyuzin, Stepan | 0 | FIN | −3B | +?N | =17B | +?N | +13N | −8B | −11B | 3.5 | 20.0 | 20.0 | 5.00 | 1520 | 0.0 |
| 17 | Gavryukov, Daniel | 0 | FIN | +?N | −8B | =16N | +20B | =7N | −3N | −10B | 3.0 | 24.5 | 24.5 | 7.00 | 1400 | 0.0 |
| 18 | FIDE 524352 | 0 | — | −19B | +22N | +15B | −2N | −14B | −20N | +?B | 3.0 | 20.5 | 20.5 | 6.00 | 782 | 0.0 |
| 19 | FIDE 523496 | 0 | — | +18N | −6B | −13N | −21B | +?B | −11N | +24B | 3.0 | 20.0 | 20.0 | 5.00 | 750 | 0.0 |
| 20 | Polkhovski, Jan | 0 | FIN | −4B | =?N | +?B | −17N | =11B | +18B | −13N | 3.0 | 18.0 | 18.0 | 5.00 | 700 | 0.0 |
| 21 | Jarvela, Helmi | 0 | FIN | −10B | +26N | −14B | +19N | −12B | +?N | −?B | 3.0 | 15.0 | 15.0 | 4.00 | 910 | 0.0 |
| 22 | Reunanen, Ida | 0 | FIN | −6N | −18B | −26N | +24B | +?B | −?N | =25B | 2.5 | 12.0 | 12.0 | 2.75 | 800 | 0.0 |
| 23 | FIDE 524131 | 0 | — | −1B | +25N | =3B | −9N | −15B | =24N | −?B | 2.0 | 23.5 | 23.5 | 5.00 | 1184 | 0.0 |
| 24 | FIDE 524433 | 0 | — | −15B | =2N | −11B | −22N | +25N | =23B | −19N | 2.0 | 20.0 | 21.5 | 5.00 | 1582 | 0.0 |
| 25 | Anttonen, Nikita | 0 | FIN | −7N | −23B | −?N | −?N | −24B | +26B | =22N | 1.5 | 12.0 | 12.0 | 2.25 | 675 | 0.0 |
| 26 | FIDE 524344 | 0 | — | −13N | −21B | +22B | −15N | −?B | −25N | −?N | 1.0 | 14.0 | 14.0 | 2.50 | 700 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Sinitsyna, JuliaFIN+35.64.5 pts · #3
- 2Gemenetzis, IrisFIN+23.65.0 pts · #5
- 3Mashhadi Aghajan, RayanFIN+20.07.0 pts · #1
- 1Semioshko, IliaFIN-56.44.0 pts · #7
- 2Li, SixingFIN-10.44.5 pts · #9
- 3Zhao, YixuanFIN-9.23.5 pts · #23
- R6+236 Elo gap
- R5+127 Elo gap