IV Open Sub2400 Club Ajedrez Diagonal Alcorcon Rondas 7
Open SwissStandard
49 players participated in this 7-round tournament, held on 07 Mar 2026 in Alcorcon (Madrid), Spain. 1 titled players from 4 federations. Top 10 Elo average was 2057, and top seed was Martin Horcajuelo Rocamora (🇪🇸 ESP, FM, 2343).
Lucas Iglesias Montes (🇪🇸 ESP, 1784) won with 1.0/7, ahead of Felipe Antonio Bustos Sanchez (1.0) and Yi Xuan Chen Lei (1.0).
The biggest upset came in round 7: Teofilo Kibrit Arakanchi (1672) beat David Garcia Chacon (1851), a +179-point gap.
Location
🇪🇸Alcorcon (Madrid), Spain
Dates
07 Mar 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 1
FM×1
Federations · 4 represented
🇪🇸Spain×45
🇲🇽Mexico×1
🇬🇶Equatorial Guinea×1
🇵🇪Peru×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R7; 21 players tied at 1.0/7, decided on Buchholz. Title race narrowed from 68 co-leaders at R4 to 26 at the finish.
Co-leaders
68
68
68
68
68
68
26
R7 · TIEBREAK CLUSTER
21 players finish on 1.0/7. Iglesias Montes takes the title on Buchholz Cut1 (0.0).
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Iglesias Montes, Lucas | 1784 | ESP | F | F | F | F | F | F | +37B | 1.0 | 0.0 | 0.0 | 0.00 | 2477 | +11.6 |
| 2 | Bustos Sanchez, Felipe Antonio | 1569 | ESP | F | F | F | F | F | F | +43N | 1.0 | 0.0 | 0.0 | 0.00 | 2406 | +11.4 |
| 3 | Chen Lei, Yi Xuan | 1480 | ESP | F | F | F | F | F | F | +35N | 1.0 | 0.0 | 0.0 | 0.00 | 2345 | +23.6 |
| 4 | Oria Caceres, Alejandro | 1708 | ESP | F | F | F | F | F | F | +30N | 1.0 | 0.0 | 0.0 | 0.00 | 2559 | +21.2 |
| 5 | De Blas Moreno, Rafael | 1627 | ESP | F | F | F | F | F | F | +29N | 1.0 | 0.0 | 0.0 | 0.00 | 2390 | +17.2 |
| 6 | Martinez Fernandez, Raul | 2133 | ESP | F | F | F | F | F | F | +44B | 1.0 | 0.0 | 0.0 | 0.00 | 2945 | +9.2 |
| 7 | Rodriguez Torrejon, Jorge | 0 | ESP | F | F | F | F | F | F | +?N | 1.0 | 0.0 | 0.0 | 0.00 | 1635 | 0.0 |
| 8 | Veiga Macias, Rodrigo | 1846 | ESP | F | F | F | F | F | F | +34B | 1.0 | 0.0 | 0.0 | 0.00 | 2796 | +25.2 |
| 9 | Perez de las Penas, Jorge Ivan | 1589 | ESP | F | F | F | F | F | F | +39N | 1.0 | 0.0 | 0.0 | 0.00 | 2258 | +5.8 |
| 10 | Gonzalez Jimenez, Marcos Valerio | 2022 | ESP | F | F | F | F | F | F | +40B | 1.0 | 0.0 | 0.0 | 0.00 | 2573 | +13.2 |
| 11 | Sofio Maroto, Jaime | 1882 | ESP | F | F | F | F | F | F | +33N | 1.0 | 0.0 | 0.0 | 0.00 | 2288 | +1.6 |
| 12 | Coronado Gonzalez, Eva | 1728 | ESP | F | F | F | F | F | F | +41N | 1.0 | 0.0 | 0.0 | 0.00 | 2409 | +15.6 |
| 13 | Cabello Chaves, Francisco Jose | 1637 | ESP | F | F | F | F | F | F | +38B | 1.0 | 0.0 | 0.0 | 0.00 | 2438 | +10.2 |
| 14 | Horcajuelo Rocamora, MartinFM | 2343 | ESP | F | F | F | F | F | F | +27B | 1.0 | 0.0 | 0.0 | 0.00 | 2776 | +0.8 |
| 15 | Lorenzo Martin, Hector | 2054 | ESP | F | F | F | F | F | F | +25B | 1.0 | 0.0 | 0.0 | 0.00 | 2752 | +7.2 |
| 16 | Garcia Vieira, Francisco Javier | 1887 | ESP | F | F | F | F | F | F | +28B | 1.0 | 0.0 | 0.0 | 0.00 | 2664 | +9.4 |
| 17 | Gonzalez Arganda, Ernesto | 1569 | ESP | F | F | F | F | F | F | +42B | 1.0 | 0.0 | 0.0 | 0.00 | 2232 | +6.6 |
| 18 | Bozhkov Stoyanov, Cristopher | 2010 | ESP | F | F | F | F | F | F | +26N | 1.0 | 0.0 | 0.0 | 0.00 | 2474 | +5.2 |
| 19 | Mata Medina, Andres | 1855 | ESP | F | F | F | F | F | F | +31B | 1.0 | 0.0 | 0.0 | 0.00 | 2814 | +27.2 |
| 20 | Kibrit Arakanchi, Teofilo | 1672 | MEX | F | F | F | F | F | F | +36N | 1.0 | 0.0 | 0.0 | 0.00 | 2644 | +26.0 |
| 21 | Ismatov, Aleksandr | 1514 | ESP | F | F | F | F | F | F | +32N | 1.0 | 0.0 | 0.0 | 0.00 | 2481 | +31.6 |
| 22 | Sanchez Inche, Rafael | 0 | ESP | F | F | F | F | F | F | =23B | 0.5 | 0.5 | 0.5 | 0.25 | 1570 | -6.0 |
| 23 | Alonso Ibanez, Jose | 1565 | ESP | F | F | F | F | F | F | =22N | 0.5 | 0.5 | 0.5 | 0.25 | 1678 | +3.0 |
| 24 | Nieto Yubero, Julio | 0 | ESP | F | F | F | F | F | F | =?B | 0.5 | 0.0 | 0.0 | 0.00 | 1525 | 0.0 |
| 25 | Narvaez Rivero, Guillermo | 1927 | ESP | F | F | F | F | F | F | −15N | 0.0 | 1.0 | 1.0 | 0.00 | 1256 | -7.2 |
| 26 | Garcia Garrido, Victor Jose | 1648 | ESP | F | F | F | F | F | F | −18B | 0.0 | 1.0 | 1.0 | 0.00 | 1200 | -2.6 |
| 27 | Torres Torres, George Maycol | 2013 | PER | F | F | F | F | F | F | −14N | 0.0 | 1.0 | 1.0 | 0.00 | 1510 | -3.2 |
| 28 | Camarero Izquierdo, Juan Carlos | 1863 | ESP | F | F | F | F | F | F | −16N | 0.0 | 1.0 | 1.0 | 0.00 | 1087 | -9.4 |
| 29 | Rodriguez Torrejon, Alberto | 1552 | ESP | F | F | F | F | F | F | −5B | 0.0 | 1.0 | 1.0 | 0.00 | 837 | -17.2 |
| 30 | Landeira Noya, Anxo | 0 | ESP | F | F | F | F | F | F | −4B | 0.0 | 1.0 | 1.0 | 0.00 | 936 | -21.2 |
| 31 | Zhao, Yuyang | 1987 | ESP | F | F | F | F | F | F | −19N | 0.0 | 1.0 | 1.0 | 0.00 | 1083 | -27.2 |
| 32 | Forteza Ribot, Joan | 1654 | ESP | F | F | F | F | F | F | −21B | 0.0 | 1.0 | 1.0 | 0.00 | 655 | -15.8 |
| 33 | Paule San Isidoro, Alex | 1481 | ESP | F | F | F | F | F | F | −11B | 0.0 | 1.0 | 1.0 | 0.00 | 1087 | -3.2 |
| 34 | Lozano Argueso, Cesar | 2009 | ESP | F | F | F | F | F | F | −8N | 0.0 | 1.0 | 1.0 | 0.00 | 1100 | -12.6 |
| 35 | Garcia Utrera, Juan Jose | 0 | ESP | F | F | F | F | F | F | −3B | 0.0 | 1.0 | 1.0 | 0.00 | 677 | -23.6 |
| 36 | Garcia Chacon, David | 1851 | ESP | F | F | F | F | F | F | −20B | 0.0 | 1.0 | 1.0 | 0.00 | 933 | -13.0 |
| 37 | Castro Uceda, Jose Antonio | 1659 | ESP | F | F | F | F | F | F | −1N | 0.0 | 1.0 | 1.0 | 0.00 | 1038 | -5.8 |
| 38 | Castro Torres, Vicente | 1606 | ESP | F | F | F | F | F | F | −13N | 0.0 | 1.0 | 1.0 | 0.00 | 831 | -10.2 |
| 39 | Lozano Valverde, Eduardo | 1481 | ESP | F | F | F | F | F | F | −9B | 0.0 | 1.0 | 1.0 | 0.00 | 816 | -5.8 |
| 40 | Martin Chacon, Daniel | 1752 | ESP | F | F | F | F | F | F | −10N | 0.0 | 1.0 | 1.0 | 0.00 | 1101 | -6.6 |
| 41 | Li, Renbo | 1639 | ESP | F | F | F | F | F | F | −12B | 0.0 | 1.0 | 1.0 | 0.00 | 891 | -15.6 |
| 42 | Marsal Pla, Jaime | 1429 | ESP | F | F | F | F | F | F | −17N | 0.0 | 1.0 | 1.0 | 0.00 | 755 | -6.6 |
| 43 | Pena De Jose, Juan Francisco | 1617 | ESP | F | F | F | F | F | F | −2B | 0.0 | 1.0 | 1.0 | 0.00 | 759 | -11.4 |
| 44 | Blazquez Sanz, Oscar | 2069 | ESP | F | F | F | F | F | F | −6N | 0.0 | 1.0 | 1.0 | 0.00 | 1377 | -18.4 |
| 45 | Sanchez Guindo, Faustino | 0 | ESP | F | F | F | F | F | F | −?N | 0.0 | 0.0 | 0.0 | 0.00 | 650 | 0.0 |
| 46 | FIDE 553023684 | 0 | — | F | F | F | F | F | F | −?N | 0.0 | 0.0 | 0.0 | 0.00 | 719 | 0.0 |
| 47 | Idjabe Makuale, Malela | 0 | GEQ | F | F | F | F | F | F | −?N | 0.0 | 0.0 | 0.0 | 0.00 | 822 | 0.0 |
| 48 | Perez Gallego, Cesar | 0 | ESP | F | F | F | F | F | F | −?B | 0.0 | 0.0 | 0.0 | 0.00 | 828 | 0.0 |
| 49 | Horcajuelo Rocamora, Marina | 0 | ESP | F | F | F | F | F | F | −?B | 0.0 | 0.0 | 0.0 | 0.00 | 664 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Ismatov, AleksandrESP+31.61.0 pts · #21
- 2Mata Medina, AndresESP+27.21.0 pts · #19
- 3Kibrit Arakanchi, TeofiloMEX+26.01.0 pts · #20
Top rating losers
- 1Zhao, YuyangESP-27.20.0 pts · #33
- 2Garcia Utrera, Juan JoseESP-23.60.0 pts · #38
- 3Landeira Noya, AnxoESP-21.20.0 pts · #32
Biggest upsets
- R7+179 Elo gap
- R7+163 Elo gap
- R7+140 Elo gap