CChessStats

Campeonato de Euskadi Equipos 2026 - Zonal Bizkaia - Grupo P Rondas 8

Open SwissStandard

40 players participated in this 8-round tournament, held on 28 Feb 2026 in Bilbao, Spain. 3 titled players from 3 federations. Top 10 Elo average was 2133, and top seed was Rodrigo Sarralde Osua (🇪🇸 ESP, FM, 2309).

Inigo Oriza De Castro (🇪🇸 ESP, 1829) won with 1.0/8, ahead of Denis Zubizarreta Landera (1.0) and Jorge Ballesteros Cainzos (1.0).

The biggest upset came in round 8: Inigo Axpe Balenciaga (2124) beat Rodrigo Sarralde Osua (FM, 2309), a +185-point gap.

Location
🇪🇸Bilbao, Spain
Dates
28 Feb 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 8 rounds
Top seed
🇪🇸FMRodrigo Sarralde Osua2309
Avg top 10
2,133
Participants
40
Titled players · 3
FM×1
CM×1
WFM×1
Federations · 3 represented
🇪🇸Spain×38
🇨🇺Cuba×1
🇲🇽Mexico×1
Top 3

How it unfolded

Top 6 · 8 rounds

Tight race until R8; 17 players tied at 1.0/8, decided on Buchholz. Title race narrowed from 91 co-leaders at R4 to 17 at the finish.

Co-leaders
91
91
91
91
91
91
91
17
2468R1R2R3R4R5R6R7R8
R8 · TIEBREAK CLUSTER

17 players finish on 1.0/8. Oriza De Castro takes the title on Buchholz Cut1 (0.0).

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8PtsBu C1BuSBPerfΔ
1Oriza De Castro, Inigo1829ESPFFFFFFF+31N1.00.00.00.002732+12.4
2Zubizarreta Landera, Denis1990ESPFFFFFFF+26N1.00.00.00.002799+22.4
3Ballesteros Cainzos, Jorge2012ESPFFFFFFF+30B1.00.00.00.002716+7.0
4Bravo Freire, Aitor1911ESPFFFFFFF+24B1.00.00.00.002699+16.4
5Gomez Ferrer, Jesus1926ESPFFFFFFF+37N1.00.00.00.002582+5.8
6Sarralde Osua, Diego2028ESPFFFFFFF+33B1.00.00.00.002771+8.6
7Peralta Garcia, Manuel1927ESPFFFFFFF+39B1.00.00.00.002778+11.8
8Fernandez Garcia, Juan CarlosCM2159ESPFFFFFFF+28N1.00.00.00.002978+10.6
9Parkhurst Casas, MiriamWFM1998MEXFFFFFFF+32B1.00.00.00.002630+5.6
10Garigorta Martinez, Ibai2135ESPFFFFFFF+27N1.00.00.00.002891+23.2
11Manas Garcia, Lander1835ESPFFFFFFF+35B1.00.00.00.002590+9.0
12Garcia Ortega, Joseba2016ESPFFFFFFF+25N1.00.00.00.002795+10.0
13Axpe Balenciaga, Inigo2124ESPFFFFFFF+34B1.00.00.00.003116+14.6
14Otero Marino, Vladimir2128CUBFFFFFFF+36N1.00.00.00.002820+7.0
15Santos Dominguez, Iker1960ESPFFFFFFF+40B1.00.00.00.002769+11.2
16Calleja Gonzalez, Unai2097ESPFFFFFFF+29B1.00.00.00.002871+10.0
17Sardon Arriolabengoa, Alberto1911ESPFFFFFFF+38N1.00.00.00.002579+6.8
18Fernandez Ferrero, Alejandro1907ESPFFFFFFF=21B0.50.50.50.251951+1.4
19Perez Fernandez, Modesto2033ESPFFFFFFF=20N0.50.50.50.251976-1.6
20Urbieta Gabancho, Koldo1956ESPFFFFFFF=19B0.50.50.50.252031+1.6
21Cano Cavero, Alberto Javier1958ESPFFFFFFF=18N0.50.50.50.251903-1.4
22Valdezate Suarez, Fernando1926ESPFFFFFFF=23B0.50.50.50.251706-5.8
23Delgado Rodriguez, Cipriano1712ESPFFFFFFF=22N0.50.50.50.251932+5.8
24Arauzo Sanudo, Sabino1900ESPFFFFFFF4N0.01.01.00.001166-8.2
25Arnaez Gil, Juan Ignacio1964ESPFFFFFFF12B0.01.01.00.001197-10.0
26Rodriguez Balsategui, Javier1999ESPFFFFFFF2B0.01.01.00.001157-11.2
27Bombin Martinez, Eder2098ESPFFFFFFF10B0.01.01.00.001233-23.2
28Rodriguez, Cesar2183ESPFFFFFFF8B0.01.01.00.001353-10.6
29Guilarte Simon, Ricardo2068ESPFFFFFFF16N0.01.01.00.001274-10.0
30Celada Fernandez de la Bastida, Felipe1930ESPFFFFFFF3N0.01.01.00.001224-7.0
31Martinez De Soria Gordon, Jose Manuel1952ESPFFFFFFF1B0.01.01.00.001044-12.4
32Alves Santos, Mario1814ESPFFFFFFF9N0.01.01.00.001193-5.6
33Irure Crespo, Egoitz1950ESPFFFFFFF6N0.01.01.00.001224-8.6
34Sarralde Osua, RodrigoFM2309ESPFFFFFFF13N0.01.01.00.001344-14.6
35Virto Alustiza, Aingeru1789ESPFFFFFFF11N0.01.01.00.001029-9.0
36Uria Ramirez, Aitor2017ESPFFFFFFF14B0.01.01.00.001328-7.0
37Estebanez Sevilla, Unai1773ESPFFFFFFF5B0.01.01.00.001138-5.8
38Iglesias Montes, Felipe1741ESPFFFFFFF17B0.01.01.00.001099-6.8
39Martin Ibisate, Xabier1993ESPFFFFFFF7N0.01.01.00.001112-11.8
40Alvarez Dominguez, Francisco Javier1984ESPFFFFFFF15N0.01.01.00.001128-11.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets