Campeonato Nacional Infantil y Juvenil Queretaro 2025 Sub 09 Abs
16 players participated in this 6-round tournament, held from 29 Aug 2025 to 31 Aug 2025 in QRO, Queretaro, Mexico. Top 10 Elo average was 434, and top seed was Jose Alberto Hernandez Ramirez (🇲🇽 MEX, 1507).
Jose Alberto Hernandez Ramirez (🇲🇽 MEX, 1507) won with 5.5/6, ahead of Alexis Daniel Chapa Charles (4.5) and David Davis Villarreal (4.0). Hernandez Ramirez won solo starting round 4.
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How it unfolded
Top 6 · 6 roundsJose Alberto Hernandez Ramirez led from R4; +1.0-point edge over the runner-up.
Jose Alberto Hernandez Ramirez never relinquished the lead after R4; final gap +1.0 over the runner-up.
Jose Alberto Hernandez Ramirez drew with Alexis Daniel Chapa Charles (White).
Jose Alberto Hernandez Ramirez won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Jose Alberto Hernandez Ramirez | * | ½ | — | 1 |
| 2Alexis Daniel Chapa Charles | ½ | * | ½ | ½ |
| 3Mario Gastelum Valencia | — | ½ | * | — |
| 4David Davis Villarreal | 0 | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Hernandez Ramirez, Jose Alberto | 1507 | MEX | +9B | +13N | +8B | +5N | =2B | +3N | 5.5 | 18.0 | 20.5 | 18.25 | 1612 | +10.4 |
| 2 | Chapa Charles, Alexis Daniel | 1428 | MEX | =4N | +7B | =3N | +6B | =1N | +5B | 4.5 | 20.5 | 24.0 | 17.25 | 1507 | +4.4 |
| 3 | Davis Villarreal, David | 0 | MEX | =14B | +?N | =2B | +9N | +13B | −1B | 4.0 | 17.5 | 17.5 | 8.75 | 1275 | 0.0 |
| 4 | Gastelum Valencia, Mario | 0 | MEX | =2B | +?N | =11B | +8N | =5B | =?B | 4.0 | 14.0 | 14.0 | 8.50 | 1439 | 0.0 |
| 5 | Andrade Herrera, Joel Martin | 0 | MEX | +?N | +?B | +?N | −1B | =4N | −2N | 3.5 | 14.0 | 14.0 | 2.00 | 1339 | 0.0 |
| 6 | Quintanilla Corona, Carlos | 0 | MEX | +?B | −8N | +15B | −2N | +12B | =?N | 3.5 | 12.5 | 12.5 | 5.00 | 619 | 0.0 |
| 7 | Bravo Alvarez, Karel | 0 | MEX | =?B | −2N | −?B | +?B | +14N | +?N | 3.5 | 6.5 | 6.5 | 2.00 | 628 | 0.0 |
| 8 | Pille Cruz, Liam | 1409 | MEX | +15N | +6B | −1N | −4B | −10N | +14B | 3.0 | 18.0 | 20.0 | 7.50 | 707 | -14.8 |
| 9 | FIDE 29664292 | 0 | — | −1N | +?B | +?N | −3B | −?N | +?B | 3.0 | 9.5 | 9.5 | 0.00 | 682 | 0.0 |
| 10 | Bolanos Ruiz, Lander Enrique | 0 | MEX | F | =14N | +16B | −?N | +8B | =13N | 3.0 | 7.5 | 7.5 | 5.25 | 1429 | 0.0 |
| 11 | Juarez Gordillo, Sergio Andrei | 0 | MEX | F | F | =4N | =14B | +?N | +?B | 3.0 | 6.0 | 6.0 | 3.00 | 1477 | 0.0 |
| 12 | FIDE 29683998 | 0 | — | −?N | −?B | +?N | +?B | −6N | +15N | 3.0 | 5.5 | 5.5 | 2.00 | 657 | 0.0 |
| 13 | Ferrusquia Ferrusquia, Eliot Fern | 0 | MEX | F | −1B | +?N | +?B | −3N | =10B | 2.5 | 12.5 | 12.5 | 1.50 | 1482 | 0.0 |
| 14 | Sosa Garcia, Miguel | 0 | MEX | =3N | =10B | =?N | =11N | −7B | −8N | 2.0 | 16.5 | 16.5 | 5.00 | 609 | 0.0 |
| 15 | FIDE 550002252 | 0 | — | −8B | +?N | −6N | −?B | +?N | −12B | 2.0 | 9.5 | 9.5 | 0.00 | 609 | 0.0 |
| 16 | FIDE 550010816 | 0 | — | F | −?B | −10N | −?B | −?N | F | 0.0 | 3.0 | 3.0 | 0.00 | 657 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Hernandez Ramirez, Jose AlbertoMEX+10.45.5 pts · #2
- 2Chapa Charles, Alexis DanielMEX+4.44.5 pts · #7
- 3Davis Villarreal, DavidMEX0.04.0 pts · #8
- 1Pille Cruz, LiamMEX-14.83.0 pts · #16
- 2Davis Villarreal, DavidMEX0.04.0 pts · #8
- 3Bolanos Ruiz, Lander EnriqueMEX0.03.0 pts · #4