IV Open Sub2400 Club Ajedrez Diagonal Alcorcon Rondas 6
Open SwissStandard
47 players participated in this 6-round tournament, held on 28 Feb 2026 in Alcorcon (Madrid), Spain. 2 titled players from 3 federations. Top 10 Elo average was 2080, and top seed was Martin Horcajuelo Rocamora (🇪🇸 ESP, FM, 2343).
Alberto Garcia Dorado (🇪🇸 ESP, CM, 2162) won with 1.0/6, ahead of Jose Antonio Castro Uceda (1.0) and Francisco Javier Garcia Vieira (1.0). Garcia Dorado shared the lead from round 1, winning on tie-break.
The biggest upset came in round 6: Alex Paule San Isidoro (1481) beat Jorge Ivan Perez de las Penas (1589), a +108-point gap.
Location
🇪🇸Alcorcon (Madrid), Spain
Dates
28 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Titled players · 2
FM×1
CM×1
Federations · 3 represented
🇪🇸Spain×44
🇲🇽Mexico×1
🇵🇪Peru×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsTight race until R6; 17 players tied at 1.0/6, decided on Buchholz. Title race narrowed from 68 co-leaders at R4 to 21 at the finish.
Co-leaders
68
68
68
68
68
21
R6 · TIEBREAK CLUSTER
17 players finish on 1.0/6. Garcia Dorado takes the title on Buchholz Cut1 (0.0).
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Garcia Dorado, AlbertoCM | 2162 | ESP | F | F | F | F | F | +33N | 1.0 | 0.0 | 0.0 | 0.00 | 2797 | +5.6 |
| 2 | Castro Uceda, Jose Antonio | 1659 | ESP | F | F | F | F | F | +44B | 1.0 | 0.0 | 0.0 | 0.00 | 2278 | +4.4 |
| 3 | Garcia Vieira, Francisco Javier | 1887 | ESP | F | F | F | F | F | +39N | 1.0 | 0.0 | 0.0 | 0.00 | 2406 | +3.2 |
| 4 | Sanz Garcia, Jaime | 0 | ESP | F | F | F | F | F | +29B | 1.0 | 0.0 | 0.0 | 0.00 | 2324 | +22.8 |
| 5 | Martin Chacon, Daniel | 1752 | ESP | F | F | F | F | F | +32B | 1.0 | 0.0 | 0.0 | 0.00 | 2372 | +4.8 |
| 6 | Li, Renbo | 1639 | ESP | F | F | F | F | F | +37N | 1.0 | 0.0 | 0.0 | 0.00 | 2289 | +11.2 |
| 7 | Horcajuelo Rocamora, MartinFM | 2343 | ESP | F | F | F | F | F | +38N | 1.0 | 0.0 | 0.0 | 0.00 | 2763 | +0.8 |
| 8 | Lopez Martin, Francisco | 1660 | ESP | F | F | F | F | F | +34N | 1.0 | 0.0 | 0.0 | 0.00 | 2217 | +4.0 |
| 9 | Iglesias Montes, Lucas | 1784 | ESP | F | F | F | F | F | +41N | 1.0 | 0.0 | 0.0 | 0.00 | 2302 | +3.2 |
| 10 | Alonso Ibanez, Jose | 1565 | ESP | F | F | F | F | F | +31B | 1.0 | 0.0 | 0.0 | 0.00 | 2274 | +7.2 |
| 11 | Torres Torres, George Maycol | 2013 | PER | F | F | F | F | F | +42B | 1.0 | 0.0 | 0.0 | 0.00 | 2459 | +4.4 |
| 12 | Paule San Isidoro, Alex | 1481 | ESP | F | F | F | F | F | +30N | 1.0 | 0.0 | 0.0 | 0.00 | 2394 | +27.2 |
| 13 | Camarero Izquierdo, Juan Carlos | 1863 | ESP | F | F | F | F | F | +40B | 1.0 | 0.0 | 0.0 | 0.00 | 2421 | +4.6 |
| 14 | Martinez Fernandez, Raul | 2133 | ESP | F | F | F | F | F | +35B | 1.0 | 0.0 | 0.0 | 0.00 | 2653 | +2.8 |
| 15 | Zhao, Yuyang | 1987 | ESP | F | F | F | F | F | +28B | 1.0 | 0.0 | 0.0 | 0.00 | 2435 | +4.0 |
| 16 | Landeira Noya, Anxo | 0 | ESP | F | F | F | F | F | +43N | 1.0 | 0.0 | 0.0 | 0.00 | 2334 | +12.0 |
| 17 | Veiga Macias, Rodrigo | 1846 | ESP | F | F | F | F | F | +36N | 1.0 | 0.0 | 0.0 | 0.00 | 2430 | +8.4 |
| 18 | Oria Caceres, Alejandro | 1708 | ESP | F | F | F | F | F | =20B | 0.5 | 0.5 | 0.5 | 0.25 | 1846 | +7.2 |
| 19 | Lozano Argueso, Cesar | 2009 | ESP | F | F | F | F | F | =24B | 0.5 | 0.5 | 0.5 | 0.25 | 1989 | +0.4 |
| 20 | Garcia Chacon, David | 1851 | ESP | F | F | F | F | F | =18N | 0.5 | 0.5 | 0.5 | 0.25 | 1710 | -3.6 |
| 21 | Lorenzo Martin, Hector | 2054 | ESP | F | F | F | F | F | =22N | 0.5 | 0.5 | 0.5 | 0.25 | 2148 | +2.6 |
| 22 | Blazquez Sanz, Oscar | 2069 | ESP | F | F | F | F | F | =21B | 0.5 | 0.5 | 0.5 | 0.25 | 2055 | -5.2 |
| 23 | Kibrit Arakanchi, Teofilo | 1672 | MEX | F | F | F | F | F | =25N | 0.5 | 0.5 | 0.5 | 0.25 | 1864 | +8.4 |
| 24 | Gonzalez Jimenez, Marcos Valerio | 2022 | ESP | F | F | F | F | F | =19N | 0.5 | 0.5 | 0.5 | 0.25 | 1978 | -0.8 |
| 25 | Sofio Maroto, Jaime | 1882 | ESP | F | F | F | F | F | =23B | 0.5 | 0.5 | 0.5 | 0.25 | 1708 | -4.2 |
| 26 | Garcia Utrera, Juan Jose | 0 | ESP | F | F | F | F | F | =?N | 0.5 | 0.0 | 0.0 | 0.00 | 1435 | -6.0 |
| 27 | Perez Gallego, Cesar | 0 | ESP | F | F | F | F | F | =?N | 0.5 | 0.0 | 0.0 | 0.00 | 1677 | 0.0 |
| 28 | Cabello Chaves, Francisco Jose | 1637 | ESP | F | F | F | F | F | −15N | 0.0 | 1.0 | 1.0 | 0.00 | 1201 | -2.0 |
| 29 | Ruiz Adan, Jose Angel | 1526 | ESP | F | F | F | F | F | −4N | 0.0 | 1.0 | 1.0 | 0.00 | 677 | -11.4 |
| 30 | Perez de las Penas, Jorge Ivan | 1589 | ESP | F | F | F | F | F | −12B | 0.0 | 1.0 | 1.0 | 0.00 | 657 | -13.6 |
| 31 | Jaramillo Castro, Angel | 1495 | ESP | F | F | F | F | F | −10N | 0.0 | 1.0 | 1.0 | 0.00 | 778 | -14.4 |
| 32 | Rodriguez Torrejon, Alberto | 1552 | ESP | F | F | F | F | F | −5N | 0.0 | 1.0 | 1.0 | 0.00 | 972 | -9.6 |
| 33 | Bozhkov Stoyanov, Cristopher | 2010 | ESP | F | F | F | F | F | −1B | 0.0 | 1.0 | 1.0 | 0.00 | 1365 | -11.2 |
| 34 | Marsal Pla, Jaime | 1429 | ESP | F | F | F | F | F | −8B | 0.0 | 1.0 | 1.0 | 0.00 | 860 | -4.0 |
| 35 | Mata Medina, Andres | 1855 | ESP | F | F | F | F | F | −14N | 0.0 | 1.0 | 1.0 | 0.00 | 1362 | -5.6 |
| 36 | Castro Torres, Vicente | 1606 | ESP | F | F | F | F | F | −17B | 0.0 | 1.0 | 1.0 | 0.00 | 1060 | -4.2 |
| 37 | Duran Rodriguez, Adriana | 1510 | ESP | F | F | F | F | F | −6B | 0.0 | 1.0 | 1.0 | 0.00 | 853 | -11.2 |
| 38 | Narvaez Rivero, Guillermo | 1927 | ESP | F | F | F | F | F | −7B | 0.0 | 1.0 | 1.0 | 0.00 | 1527 | -1.6 |
| 39 | Prieto Diez, Manuel | 1640 | ESP | F | F | F | F | F | −3B | 0.0 | 1.0 | 1.0 | 0.00 | 1089 | -3.2 |
| 40 | Pena De Jose, Juan Francisco | 1617 | ESP | F | F | F | F | F | −13N | 0.0 | 1.0 | 1.0 | 0.00 | 1034 | -4.6 |
| 41 | Ismatov, Aleksandr | 1514 | ESP | F | F | F | F | F | −9B | 0.0 | 1.0 | 1.0 | 0.00 | 1066 | -3.2 |
| 42 | Garcia Garrido, Victor Jose | 1648 | ESP | F | F | F | F | F | −11N | 0.0 | 1.0 | 1.0 | 0.00 | 1204 | -2.2 |
| 43 | Gonzalez Arganda, Ernesto | 1569 | ESP | F | F | F | F | F | −16B | 0.0 | 1.0 | 1.0 | 0.00 | 881 | -6.0 |
| 44 | Lozano Valverde, Eduardo | 1481 | ESP | F | F | F | F | F | −2N | 0.0 | 1.0 | 1.0 | 0.00 | 896 | -4.4 |
| 45 | Rodriguez Torrejon, Jorge | 0 | ESP | F | F | F | F | F | −?B | 0.0 | 0.0 | 0.0 | 0.00 | 813 | 0.0 |
| 46 | Lozano Argueso, Carmen | 0 | ESP | F | F | F | F | F | −?N | 0.0 | 0.0 | 0.0 | 0.00 | 827 | -19.2 |
| 47 | FIDE 553023684 | 0 | — | F | F | F | F | F | −?N | 0.0 | 0.0 | 0.0 | 0.00 | 762 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Paule San Isidoro, AlexESP+27.21.0 pts · #12
- 2Sanz Garcia, JaimeESP+22.81.0 pts · #4
- 3Landeira Noya, AnxoESP+12.01.0 pts · #16
Top rating losers
- 1Lozano Argueso, CarmenESP-19.20.0 pts · #40
- 2Jaramillo Castro, AngelESP-14.40.0 pts · #31
- 3Perez de las Penas, Jorge IvanESP-13.60.0 pts · #30
Biggest upsets
- R6+108 Elo gap