XXXI CAMPEONATO REGIONAL DE AJEDREZ POR EDADES 2026 SUB 12
30 players participated in this 6-round tournament, held from 14 Mar 2026 to 15 Mar 2026 in Murcia, Spain. Top 10 Elo average was 1620, and top seed was Lucas Pastor Pastor (πͺπΈ ESP, 1991).
Marcos Ruiz Castillejos (πͺπΈ ESP, 1831) won with 5.0/6, ahead of Lucas Pastor Pastor (5.0) and Daniel Verdu Lajara (5.0). Ruiz Castillejos shared the lead from round 1, winning on tie-break.
The biggest upset came in round 4: Daniel Verdu Lajara (1575) beat Lucas Pastor Pastor (1991), a +416-point gap.
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How it unfolded
Top 6 Β· 6 roundsTight race until R5; 4 players tied at 5.0/6, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 4 at the finish.
Marcos Ruiz Castillejos held the sole lead from R5 through R6 without losing it.
4 players finish on 5.0/6. Ruiz Castillejos takes the title on Buchholz Cut1 (22.0).
Marcos Ruiz Castillejos lost to Lucas Pastor Pastor (White).
Key matchups Β· top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Marcos Ruiz Castillejos | * | 0 | 1 | 1 |
| 2Lucas Pastor Pastor | 1 | * | 0 | β |
| 3Daniel Verdu Lajara | 0 | 1 | * | β |
| 4Pedro Jordan Paiva | 0 | β | β | * |
Grille amΓ©ricaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Ξ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ruiz Castillejos, Marcos | 1831 | ESP | +29N | +13B | +6N | +4B | +3N | β2B | 5.0 | 22.0 | 23.0 | 18.00 | 1872 | +14.0 |
| 2 | Pastor Pastor, Lucas | 1991 | ESP | +27B | +12N | +7B | β3N | +6B | +1N | 5.0 | 21.0 | 22.5 | 17.50 | 1878 | -15.6 |
| 3 | Verdu Lajara, Daniel | 1575 | ESP | +26N | +15B | +5N | +2B | β1B | +11N | 5.0 | 20.5 | 22.5 | 17.50 | 1897 | +46.4 |
| 4 | Jordan Paiva, Pedro | 1575 | ESP | +17B | +25N | +10B | β1N | +14B | +5N | 5.0 | 18.5 | 20.5 | 15.50 | 1688 | +10.8 |
| 5 | Zapata Salas, Alberto | 0 | ESP | +9B | +11N | β3B | +10N | +7B | β4B | 4.0 | 21.0 | 24.5 | 14.50 | 1573 | 0.0 |
| 6 | Sanchez Munoz-Calero, Armando | 1529 | ESP | +20B | +24N | β1B | +17N | β2N | +16B | 4.0 | 19.0 | 21.0 | 11.00 | 1079 | -9.2 |
| 7 | Antolinos Merono, Enzo | 1556 | ESP | +14B | +21N | β2N | +9B | β5N | +12B | 4.0 | 18.5 | 21.0 | 12.00 | 1692 | +10.0 |
| 8 | Gomez Lopez, Jorge 2014 | 1599 | ESP | F | F | +19N | +23B | +22N | +13B | 4.0 | 10.5 | 10.5 | 10.50 | 2292 | +14.0 |
| 9 | Domenech Perez, Javier | 0 | ESP | β5N | +16B | +18N | β7N | +15B | =10N | 3.5 | 17.5 | 20.5 | 10.75 | 1358 | 0.0 |
| 10 | Garcia Pazos, Juan Carlos | 1545 | ESP | +23N | +18B | β4N | β5B | +24N | =9B | 3.5 | 17.5 | 19.5 | 8.75 | 776 | -18.4 |
| 11 | Pagan Perez, Sandra | 1514 | ESP | +16N | β5B | +26N | =22B | +21N | β3B | 3.5 | 17.0 | 19.0 | 8.75 | 772 | -16.8 |
| 12 | Vera Perez, Gael | 1431 | ESP | +28N | β2B | +23B | β14N | +18B | β7N | 3.0 | 17.0 | 18.0 | 6.00 | 892 | -16.4 |
| 13 | Maldonado Vidal, Antonio Miguel | 1484 | ESP | +30B | β1N | β14B | +27N | +20B | β8N | 3.0 | 16.5 | 17.5 | 5.50 | 915 | -18.8 |
| 14 | Martinez Oliva, Diego | 0 | ESP | β7N | +?B | +13N | +12B | β4N | F | 3.0 | 15.0 | 15.0 | 6.00 | 1513 | 0.0 |
| 15 | FIDE 535076100 | 0 | β | +?N | β3N | +25B | β21B | β9N | +23B | 3.0 | 15.0 | 15.0 | 4.00 | 772 | 0.0 |
| 16 | FIDE 553062191 | 0 | β | β11B | β9N | +?B | +25N | +27B | β6N | 3.0 | 14.5 | 14.5 | 3.50 | 721 | 0.0 |
| 17 | FIDE 535076054 | 0 | β | β4N | +?B | +24N | β6B | +28N | β22B | 3.0 | 14.5 | 14.5 | 3.00 | 752 | 0.0 |
| 18 | Sanchez Martin, Miguel Angel | 0 | ESP | +?B | β10N | β9B | +26B | β12N | +27N | 3.0 | 13.5 | 13.5 | 3.50 | 686 | 0.0 |
| 19 | FIDE 553062140 | 0 | β | β24B | β23N | β8B | +30N | +?N | +21B | 3.0 | 11.5 | 11.5 | 3.50 | 799 | 0.0 |
| 20 | FIDE 553024109 | 0 | β | β6N | F | +?B | +?B | β13N | +24B | 3.0 | 9.0 | 9.0 | 2.00 | 710 | 0.0 |
| 21 | FIDE 535091231 | 0 | β | +?N | β7B | =27B | +15N | β11B | β19N | 2.5 | 15.0 | 15.0 | 3.75 | 735 | 0.0 |
| 22 | FIDE 553062302 | 0 | β | β25B | F | +29N | =11N | β8B | +17N | 2.5 | 13.5 | 13.5 | 5.75 | 1364 | 0.0 |
| 23 | FIDE 553057260 | 0 | β | β10B | +19B | β12N | β8N | +30B | β15N | 2.0 | 16.5 | 17.5 | 4.00 | 724 | 0.0 |
| 24 | FIDE 553062329 | 0 | β | +19N | β6B | β17B | +?N | β10B | β20N | 2.0 | 16.5 | 16.5 | 3.00 | 737 | 0.0 |
| 25 | FIDE 553062221 | 0 | β | +22N | β4B | β15N | β16B | β26N | +?B | 2.0 | 15.5 | 15.5 | 2.50 | 776 | 0.0 |
| 26 | FIDE 553024150 | 0 | β | β3B | +?N | β11B | β18N | +25B | β28N | 2.0 | 14.5 | 14.5 | 2.00 | 743 | 0.0 |
| 27 | FIDE 553062361 | 0 | β | β2N | +28B | =21N | β13B | β16N | β18B | 1.5 | 16.5 | 17.5 | 2.25 | 941 | 0.0 |
| 28 | Naula Pineda, Michael Andrei | 0 | ESP | β12B | β27N | F | F | β17B | +26B | 1.0 | 10.5 | 10.5 | 2.00 | 627 | 0.0 |
| 29 | Lopez Bueno, Roi | 0 | ESP | β1B | +30N | β22B | F | F | F | 1.0 | 9.5 | 9.5 | 1.00 | 1030 | 0.0 |
| 30 | FIDE 553057082 | 0 | β | β13N | β29B | β?N | β19B | β23N | +?B | 1.0 | 9.0 | 9.0 | 0.00 | 692 | 0.0 |
Key insights
Biggest movers and upsets β the story behind the numbers.
- 1Verdu Lajara, DanielESP+46.45.0 pts Β· #4
- 2Ruiz Castillejos, MarcosESP+14.05.0 pts Β· #1
- 3Gomez Lopez, Jorge 2014ESP+14.04.0 pts Β· #8
- 1Maldonado Vidal, Antonio MiguelESP-18.83.0 pts Β· #11
- 2Garcia Pazos, Juan CarlosESP-18.43.5 pts Β· #29
- 3Pagan Perez, SandraESP-16.83.5 pts Β· #17
- R4+416 Elo gap