CChessStats

I Open Internacional de Ajedrez (Sub-2400) Riojaque Ciudad de Logrono 2026

SwissStandard

124 players participated in this 7-round tournament, held from 30 Jan 2026 to 01 Feb 2026 in Logrono, Spain. 5 titled players from 5 federations. Top 10 Elo average was 2209, and top seed was Alain Otero Marino (🇨🇺 CUB, IM, 2339).

Alain Otero Marino (🇨🇺 CUB, IM, 2339) won with 6.0/7, ahead of Nestor Favian Lozano Ramirez (6.0) and Victor Torres Rebolledo (6.0). Otero Marino shared the lead from round 1, winning on tie-break.

The biggest upset came in round 1: Paula Cuadro Perez (1448) beat Sergio Abad Madorran (1847), a +399-point gap.

Location
🇪🇸Logrono, Spain
Dates
30 Jan 2026 → 01 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇨🇺IMAlain Otero Marino2339
Avg top 10
2,209
Participants
124
Titled players · 5
IM×2
FM×1
CM×2
Federations · 5 represented
🇪🇸Spain×113
🇨🇺Cuba×2
🇦🇩Andorra×2
🇺🇾Uruguay×1
🇨🇴Colombia×1
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 3 players tied at 6.0/7, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 3 at the finish.

Co-leaders
51
22
7
2
5
5
3
23.55.57R1R2R3R4R5R6R7
R7 · TIEBREAK CLUSTER

3 players finish on 6.0/7. Otero Marino takes the title on Buchholz Cut1 (31.5).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Victor Torres Rebolledo lost to IM Alain Otero Marino (Black).

WIN STREAKS · 3 top finishers

Victor Torres Rebolledo 3+3 wins (R1–R3, R5–R7)IM Alain Otero Marino 4 wins (R1–R4)FM Nestor Favian Lozano Ramirez 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Victor Torres Rebolledo*
0
——
2IMAlain Otero Marino
1
*
½
½
3FMNestor Favian Lozano Ramirez—
½
*—
4Jarein Lopez Ruiz—
½
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Otero Marino, AlainIM2339CUB+90N+17B+11N+3B=2N=4B+12N6.031.534.028.252387+8.2
2Lozano Ramirez, Nestor FavianFM2234COL+29N+46B+5N+8B=1B=14N+32N6.029.032.527.252394+26.6
3Torres Rebolledo, Victor2231ESP+62N+27B+9N−1N+10B+28B+8N6.029.032.026.002296+12.4
4Lopez Ruiz, Jarein2074ESP+103B=31N+24B+13N+6B=1N=7B5.529.531.524.002206+24.0
5Aleksanyan, Ara1986ESP+45B+56N−2B=58N+48B+21N+13B5.525.528.521.002070+30.0
6Perez Cabas, Jose2012ESP+94N+69B+63N=7B−4N+59B+43N5.523.025.017.002161+26.2
7Martin Duque, JesusIM2333ESP+16B+33N+15B=6N+43BF=4N5.028.532.022.002254-3.3
8Fernandez Garcia, Juan CarlosCM2150ESP+35B+59N+10B−2N+40B+27N−3B5.028.531.519.502125+0.4
9Zamora Beamud, Andres1965AND+84B+21N−3B+39N−14N+49B+28N5.026.028.518.002052+17.6
10Martinez De Soria Gordon, Jose Manuel1924ESP+71N+60B−8N+51B−3N+36B+29N5.025.528.517.501987+14.2
11Docampo Fuertes, Marcelo Inaki1999ESP+80B+39N−1B=48N+58B=42N+46B5.023.025.516.002038+8.4
12Jordan Martinez, David2134ESP+78N+19B=43N+23B+47NF−1B4.527.029.516.752160+6.4
13Burriel Ureta, Raul1845ESP+92N+34B=47N−4B+62B+18N−5N4.526.028.515.752003+64.0
14Sanz Gorospe, Ibai2233ESP+66B+37N=18B=42N+9B=2BF4.526.026.019.002151-14.4
15Vinal Gutierrez, Pedro1994ESP+89N+41B−7N+19B−27N+30B=17N4.525.528.016.751971-2.4
16Alfaro Aldunate, Amaya1737ESP−7N+79B+60N=17B=19N+31B=20N4.525.528.016.251930+69.2
17Bernardo Sanz, Alberto1891ESP+73B−1N+61B=16N=54B+50N=15B4.525.028.015.751920+6.0
18Garcia Ortega, Joseba1977ESP+87N+30B=14N−47B+24N−13B+42B4.524.527.016.751977+2.4
19Otazu Casanes, Abel1827ESP+67B−12N+80B−15N=16B+45N+44B4.523.526.014.751857+16.4
20Caballero Mogilnikov, Liam1943ESP+95N+51B−32N=30B=49B+76N=16B4.522.524.514.501899-11.2
21Rodriguez Alvarez, Hugo1763ESP+100N−9B+114N=63B+88N−5B+59N4.521.022.010.001931+54.4
22Flores Carpintero, Luis Alberto1986ESPF=61N+66B+41B−28N+44N+27B4.521.021.015.501974-1.4
23Lopez Gil, Diego1940ESP+114N+36B=70B−12N−44B+94N+58B4.520.021.011.501936+2.6
24Gonzalez Romea, Edgar1793ESP=98N+108B−4N+109B−18B+81N+63B4.519.020.59.501889+16.0
25Agudo Tena, Angel1866ESP+86N−32B=109N−78B+96N+55B+41N4.518.019.512.251797-7.6
26Ros Parra, Jorge1827ESP+116N−47B−94N=84B+123N+99B+61N4.514.014.07.251720-13.6
27Martinez Blanco, Ruben1856ESP+65B−3N+35B+29N+15B−8B−22N4.028.031.015.501943+16.6
28Abad Madorran, Sergio1847ESP−96B+101N+53B+45N+22B−3N−9B4.024.526.513.501835-0.2
29Tobias Amilburu, Rodrigo1735ESP−2B+102N+119B−27B+83N+40N−10B4.023.024.09.001840+28.0
30Munoz Xu, Lain1770ESP+104B−18N+85B=20N=33B−15N+83B4.022.524.511.251840+21.6
31Hernandez Herrera, Ruben Idafe1836ESP+122N=4B+54B−74N=70B−16N+64B4.022.523.011.251891+10.8
32Garcia Brion, Eduardo2172ESP+50B+25N+20BFF+38N−2B4.022.522.516.502211+6.6
33Palacios Moreno, Javier1907ESP+79N−7B=78N+94B=30N+72B−38B4.021.023.010.751855-8.4
34Jordan Martinez, Miguel2101ESP+53B−13N+44B+82N=42B=46NF4.021.021.013.001938-20.4
35Pinazo Acosta, Alejandro1683ESP−8N+110B−27N+60B+118N−56B+82B4.019.520.58.001764+11.0
36De La Hera Narganes, Carlos1756ESP+118B−23N+120B−40N+80B−10N+65B4.019.520.57.501724-3.8
37Rodriguez Gonzalez, Alex1888ESP+57N−14B−72N+81NF+105B+39B4.019.019.011.501887+1.4
38Ezcurra Garzo, Adrian2040ESP+68NF+49BF+93N−32B+33N4.017.017.013.002122+23.6
39Abadia Pascual, Lluis1815ESP+75N−11B+89N−9B=55N+101B−37N3.523.025.09.251728-14.4
40Barros Pecina, Daniel1918ESP−60N+71B+52N+36B−8N−29B=62B3.522.525.512.001743-59.6
41Varela, Lautaro1792URU+115B−15N+84B−22N+64B=54N−25B3.522.523.58.251747-16.8
42Melchor Martinez, Tristan1851ESPF+83B+99N=14B=34N=11B−18N3.522.522.511.251984+40.8
43Soto Fernandez, Diego1937ESP+101B+96N=12B+70N−7NF−6B3.522.024.09.252019+30.8
44Sancinena Arpide, Juan1757ESP+124N=88B−34N+96B+23N−22B−19N3.522.022.07.751819+8.0
45Fernandez De Retana Casasesa, Koldo1608ESP−5N+112B+69N−28B=90N−19B+97N3.521.523.07.751692+7.6
46Faulin Fajardo, Luis Miguel1882ESP+117B−2N+50BF+105N=34B−11N3.521.521.58.501940+10.4
47Jul Perez, Alberto2026CUB+64B+26N=13B+18N−12BFF3.521.021.014.252031+3.2
48Gil Martin, Sara1832ESPF+121N=74B=11B−5N+78B=51N3.520.520.59.251906+24.0
49Arechavaleta Garcia, Candido1769ESPF+98B−38N+87B=20N−9N+89B3.520.520.59.251885+18.6
50Burgui Bueno, Maria1695ESP−32N+86B−46N+95B+79N−17B=93B3.519.521.58.251779+13.0
51Castro Rodriguez, Daniel1760ESP+113B−20N+106B−10NF+91N=48B3.519.019.07.751731-2.2
52Zemler Hoppe, Jana1686ESP−70B+117N−40B−65N+67B=85N+81B3.517.518.57.751654-15.6
53Oltra Navarro, Emilio Jose1653ESP−34N+92B−28N−79B=86N+120B+101N3.517.518.56.751636-4.2
54Lopez Blanco, Dario1756ESPF+111B−31N+108B=17N=41B=88N3.517.517.58.251778+3.2
55Elicegui Dorado, Rafael1651ESP−74B−91N+122B+120N=39B−25N+96B3.516.517.05.251642-3.4
56Garcia Estruch, Jorge1773ESP+112N−5B=87N+99BF+35NF3.515.515.58.751821+4.8
57Garcia Valls, Alexis1518ESP−37B−66N=97B−100N+111N+108B+78N3.515.016.56.501627+13.2
58Sierra Manzano, Sergio1819ESP+77B=74NF=5B−11N+87B−23N3.023.523.59.751854+3.6
59Mata Medina, Andres1855ESP+110N−8B+68N+72BF−6N−21B3.022.522.57.501776-21.6
60Nogaledo Garcia, Enzo1583ESP+40B−10N−16B−35N+119B−64N+104B3.022.023.06.501536-13.6
61Molina Mora, Aitor1727ESPF=22B−17N+106N+85B=63N−26B3.021.021.08.251789+19.2
62Pascual Fuertes, Jose Enrique1700ESP−3B+73NF+123B−13N=88B=40N3.019.519.56.001794+9.2
63Anguas Fanlo, Sergio1907ESP+102B+123N−6B=21NF=61B−24N3.019.519.55.751703-26.4
64Guillen Fernandez, Pau1625ESP−47N+116B−82N+86B−41N+60B−31N3.019.020.06.501634-1.2
65Martin Gutierrez, Carlos1471ESP−27N−78B+124N+52B−72N+95B−36N3.019.019.05.501578+27.2
66Ortega Martinez, Jorge1705ESP−14N+57B−22NFF+71B+68N3.018.518.59.501835+14.8
67Luque Gutierrez, Blanca Ruth1407ESP−19N−68B+71N−83B−52N+123B+95N3.018.518.55.001528+31.6
68Tirapu Uterga, Pablo1633ESP−38B+67N−59B+98N−76B+102N−66B3.018.020.07.001685+18.4
69Sanchez Jara, Gabriel1795ESP+97B−6N−45B−85N+108N+114B−72N3.018.019.04.501454-86.4
70Garcia Dorado, AlbertoCM2162ESP+52N+82B=23N−43B=31NFF3.018.018.010.251935-24.6
71Torres Garcia-Denche, Jesus1587ESP−10B−40N−67B+115N+98B−66N+119B3.017.518.54.001512-10.8
72Garcia Lopez, Pedro 20151657ESPFF+37B−59N+65B−33N+69B3.017.017.010.001855+51.6
73Cuadro Perez, Marta1529ESP−17N−62BF−75N+92B+100N+103B3.017.017.06.501668+26.4
74Molano Lafuente, Ismael2098ESP+55N=58B=48N+31BFFF3.014.014.010.751990-8.0
75Esteban Martin, Raul0ESP−39B−80NF+73B−99N+117B+109N3.013.513.55.5016250.0
76Alvarez Ladron, Sergio1768ESPFF+95N−93B+68N−20B+118N3.013.013.06.001771+0.2
77Chavez Prada, Daniel0ESP−58N−94B−79N+124B−95N+111B+114N3.012.012.02.5014020.0
78Sanchez Huerta, Erlantz1666ESP−12B+65N=33B+25N−107B−48N−57B2.523.025.09.5016840.0
79Rodriguez Alvarez, Aian1581ESP−33B−16N+77B+53N−50B−83N=121B2.521.022.07.001506-24.8
80Martin Farjas, Oscar1611ESP−11N+75B−19N+110B−36N=97B−106N2.520.522.05.501472-20.0
81Montes Marco, Julio Manuel1586ESP−93N=90B+111N−37B+103N−24B−52N2.519.020.54.751588-1.2
82Fernandez Alvarez, Mario1840ESP+91B−70N+64B−34BF=89N−35N2.519.019.06.751713-20.2
83Monteserin Esteban, Diego1621ESPF−42N=98B+67N−29B+79B−30N2.519.019.06.501635+2.8
84Ostiz Escalada, Inigo1602ESP−9N+100B−41N=26NF−118B+102B2.518.018.06.251705+8.0
85Bascompta Gasco, Jose Ramon1596ESP−88N+124B−30N+69B−61N=52B−105N2.518.018.04.751586-4.4
86Nieto Larrondo, Enrique1481ESP−25B−50N+115B−64N=53B−103N+122N2.517.518.03.251456-11.6
87Burgos Navajas, Gustavo1605ESP−18B+115N=56B−49N+100B−58NF2.517.517.54.751512-15.6
88Juan Miguel, Javier1942ESP+85B=44NFF−21B=62N=54B2.517.017.07.501714-56.0
89Vega Felgueroso, Juan1611ESP−15B+97N−39B+119NF=82B−49N2.517.017.04.251533-6.6
90Chamorro Garcia, Jonathan1750ESP−1B=81N=91B+102N=45BFF2.516.516.56.251672-11.4
91Cordero Cacho, Ariana1423ESP−82N+55B=90N−105B+109N−51B−99N2.516.017.56.251614+55.2
92Juan Miguel, Camino1427ESP−13B−53N=113B−97N−73N+112B+123N2.516.016.02.25868-26.4
93Perez Ramos, Juan Carlos1920ESP+81BFF+76N−38BF=50N2.513.013.07.251867-4.2
94Artozqui Irurzun, Ernesto1617ESP−6B+77N+26B−33NF−23BF2.021.521.57.501729+8.2
95Solar Ruiz, Hector1601ESP−20B+104N−76B−50N+77B−65N−67B2.020.022.05.00857-87.6
96Cuadro Perez, Paula1448ESP+28N−43BF−44N−25B+121B−55N2.020.020.05.001635+41.2
97Fernandez Pastor, Sergio0ESP−69N−89B=57N+92BF=80N−45B2.017.517.55.5014730.0
98Garces Anso, Juan Carlos1806ESP=24B−49N=83N−68B−71N+124B−115B2.017.517.53.501438-93.2
99Monteserin Esteban, Julio1630ESPFF−42B−56N+75B−26N+91B2.017.017.05.501526-21.6
100Presedo Esteban, David0ESP−21B−84NF+57B−87N−73B+117N2.017.017.04.5014630.0
101Ibanez Martinez, Enrique 19701595ESP−43N−28B+116NF+113B−39N−53B2.017.017.02.501012-19.2
102Ocio Fernandez, David1583ESP−63N−29B+112N−90B+116N−68B−84N2.016.517.52.50923-65.2
103Garcia Estruch, Mauricio1651ESP−4N+122B−107NF−81B+86B−73N2.016.016.03.001525-22.2
104FIDE 5530261010—−30N−95B−110N−116B+112N+115B−60N2.013.014.02.508010.0
105Pardo Carrion, Jorge1758ESPFFF+91N−46B−37N+85B2.012.512.55.001698-4.8
106Lopez Guerrero, Alicia1528ANDFF−51N−61BF+113N+80B2.010.510.54.001578+3.6
107Aranzabal Minguez, Alex1842ESPFF+103BF+78NFF2.08.08.04.502457+10.4
108Berrueta Acebes, Aitor0ESPF−24N+121B−54N−69B−57N=110B1.517.017.01.7514580.0
109Garcia Nunez, Helena1641ESPFF=25B−24N−91B+110N−75B1.516.016.03.751547-22.0
110Hernandez Sabate, Inaki1452ESP−59B−35N+104B−80NF−109B=108N1.514.514.52.75900-16.4
111San Miguel Estebanez, Alberto J.0ESPF−54N−81B=121N−57B−77N+116B1.514.514.51.5012910.0
112FIDE 5530261950—−56B−45N−102B=122N−104B−92N+124N1.514.014.00.2511960.0
113Romero Lopes, Hugo0ESP−51N−114B=92N+117B−101N−106B−120N1.512.013.02.2513250.0
114Blanco Otero, Xabier1596ESP−23B+113N−21BFF−69N−77B1.016.516.51.501033-12.4
115Merino Parra, Juan Luis0ESP−41N−87B−86N−71BF−104N+98N1.015.515.52.0014140.0
116FIDE 5230968700—−26B−64N−101B+104N−102B−119N−111N1.015.016.02.008560.0
117Munoz Diez, Alfonso1513ESP−46N−52BF−113N+122B−75N−100B1.014.014.00.501535-0.2
118Turza del Val, Oliver0ESP−36NFFF−35B+84N−76B1.013.513.52.5015100.0
119Gomez Castresana, Alejandro0ESPFF−29N−89B−60N+116B−71N1.013.513.51.008290.0
120Bertea Sofrone, Lucas Octavian1468ESPFF−36N−55BF−53N+113B1.012.512.51.50885-27.6
121Gurbindo Lizaur, Inigo1588ESPF−48B−108N=111BF−96N=79N1.011.011.02.001352-17.6
122Garcia Zemler, Olga1412ESP−31B−103N−55N=112B−117NF−86B0.514.514.50.75822-49.6
123FIDE 5350909520—F−63BF−62N−26B−67N−92B0.016.016.00.008540.0
124FIDE 5530101830—−44B−85N−65B−77NF−98N−112B0.015.515.50.008580.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
I Open Internacional de Ajedrez (Sub-2400) Riojaque Ciudad de Logrono 2026 — Logrono, Spain | Chess Tournament Results | ChessStats