Campeonato de Euskadi por Equipos Primera-26 Rondas 4

Team Round-RobinStandard

40 players participated in this 4-round tournament, held on 31 Jan 2026 in Bergara (Gipuzkoa), Spain. 6 titled players from 3 federations. Top 10 Elo average was 2203, and top seed was Fermin Gonzalez Velez (🇪🇸 ESP, IM, 2339).

Xabier Aranzabal Aguirre (🇪🇸 ESP, 1956) won with 1.0/4, ahead of Inigo Lopez Garcia (1.0) and Nathaniel Capote Robayna (1.0).

The biggest upset came in round 4: Xabier Aranzabal Aguirre (1956) beat Saul Martinez Mateos (2091), a +135-point gap.

Location

🇪🇸Bergara (Gipuzkoa), Spain

Dates

31 Jan 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Round-robin · 4 rounds

Top seed

🇪🇸IMFermin Gonzalez Velez2339

Avg top 10

2,203

Participants

Titled players · 6

IM×1

FM×2

CM×3

Federations · 3 represented

🇪🇸Spain×38

🇨🇴Colombia×1

🇻🇪Venezuela×1

Top 3

🥇
Xabier Aranzabal Aguirre
🇪🇸ESP·1956
1.0pts·2891perf+13.6
🥈
Inigo Lopez Garcia
🇪🇸ESP·1924
1.0pts·2782perf+11.6
🥉
Nathaniel Capote Robayna
🇪🇸ESP·2188
1.0pts·2789perf+4.8

Standings

Click row to expand · Cmd+click name for new tab

#	Player	Fed	Elo	Pts	Avg opp.	Perf	Δ Elo
1	Aranzabal Aguirre, Xabier	🇪🇸ESP	1956	1.0	2091	2891	+13.6
2	Lopez Garcia, Inigo	🇪🇸ESP	1924	1.0	1982	2782	+11.6
3	Capote Robayna, Nathaniel	🇪🇸ESP	2188	1.0	1989	2789	+4.8
4	Sanz Perez, Eduardo	🇪🇸ESP	2067	1.0	1854	2654	+4.6
5	FMBecerra, Juan David	🇨🇴COL	2220	1.0	2132	2932	+7.6
6	Diez Viera, Oscar	🇪🇸ESP	1945	1.0	1705	2505	+4.0
7	IMGonzalez Velez, Fermin	🇪🇸ESP	2339	1.0	2221	3021	+3.4
8	Landa Ceballos, Jose Antonio	🇪🇸ESP	2021	1.0	2143	2943	+13.4
9	Larranaga Juaristi, Alexander	🇪🇸ESP	2145	1.0	1931	2731	+4.6
10	CMHerrera Ortega, German Alejandro	🇻🇪VEN	2114	1.0	1923	2723	+5.0
11	De la Sierra Mendibil, Aitor	🇪🇸ESP	1808	1.0	1939	2739	+27.2
12	Albo Ruiz, Jose Martin	🇪🇸ESP	1939	1.0	1691	2491	+3.8
13	Alcaide Luque, Aitor	🇪🇸ESP	2077	1.0	1875	2675	+4.8
14	Bombin Martinez, Eder	🇪🇸ESP	2052	1.0	1886	2686	+11.2
15	Lakuntza Plazaola, Asier	🇪🇸ESP	2222	1.0	2165	2965	+8.4
16	FMMiguel Quintero, Francisco	🇪🇸ESP	2225	0.5	2161	2161	-1.8
17	Meneses Arenas, Mikel	🇪🇸ESP	1868	0.5	1930	1930	+1.8
18	Padilla Cabero, Pablo	🇪🇸ESP	1992	0.5	1931	1931	-1.6
19	Garraza Obaldia, Esteban	🇪🇸ESP	1931	0.5	1992	1992	+1.6
20	Izquierdo Arruferia, Joseba	🇪🇸ESP	1930	0.5	1867	1867	-1.8
21	Diez Fraile, David	🇪🇸ESP	2115	0.5	2014	2014	-2.8
22	Fernandez Lopategi, Jon Andoni	🇪🇸ESP	1977	0.5	2106	2106	+3.4
23	Lopez Orois, Jose Manuel	🇪🇸ESP	2014	0.5	2115	2115	+2.8
24	Etxagibel Larranaga, Asier	🇪🇸ESP	2106	0.5	1977	1977	-3.4
25	CMFernandez Hernandez, Gerardo	🇪🇸ESP	2161	0.5	2225	2225	+1.8
26	Martinez Mateos, Saul	🇪🇸ESP	2091	0.0	1956	1156	-27.2
27	Arce Balluerca, Oscar	🇪🇸ESP	1853	0.0	2067	1267	-4.6
28	Goiria Egidazu, Jon Asel	🇪🇸ESP	1982	0.0	1924	1124	-11.6
29	Ortega Martinez, Jorge	🇪🇸ESP	1705	0.0	1945	1145	-4.0
30	Zubizarreta Landera, Amets	🇪🇸ESP	2132	0.0	2220	1420	-7.6
31	Miguelez Garcia, Erlantz	🇪🇸ESP	1923	0.0	2114	1314	-5.0
32	Alvarez De Arcaya Esquide, Javier	🇪🇸ESP	1932	0.0	2145	1345	-4.6
33	Ruiz Anton, Adolfo	🇪🇸ESP	1691	0.0	1939	1139	-3.8
34	Pinedo Lerma, Juan Ramon	🇪🇸ESP	2165	0.0	2222	1422	-8.4
35	Romero Mateo, Esteban	🇪🇸ESP	1939	0.0	1808	1008	-13.6
36	CMSarasketa Irastortza, Oier	🇪🇸ESP	2221	0.0	2339	1539	-13.6
37	Lauroba Elizaran, Fermin	🇪🇸ESP	1886	0.0	2052	1252	-5.6
38	Odriozola Coscolin, Dani	🇪🇸ESP	2143	0.0	2021	1221	-26.8
39	Arnal Iturgaitz, Aitor	🇪🇸ESP	1989	0.0	2188	1388	-4.8
40	Garrido Legarreta, Jose Javier	🇪🇸ESP	1875	0.0	2077	1277	-4.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1De la Sierra Mendibil, AitorESP
+27.2
1.0 pts · #11
2Aranzabal Aguirre, XabierESP
+13.6
1.0 pts · #1
3Landa Ceballos, Jose AntonioESP
+13.4
1.0 pts · #8

Top rating losers

1Martinez Mateos, SaulESP
-27.2
0.0 pts · #26
2Odriozola Coscolin, DaniESP
-26.8
0.0 pts · #38
3Romero Mateo, EstebanESP
-13.6
0.0 pts · #35

Biggest upsets

R4+135 Elo gap
Aranzabal Aguirre, Xabier1956 beat Martinez Mateos, Saul2091
R4+131 Elo gap
De la Sierra Mendibil, Aitor1808 beat Romero Mateo, Esteban1939
R4+122 Elo gap
Landa Ceballos, Jose Antonio2021 beat Odriozola Coscolin, Dani2143