CChessStats

IV Festival de Navidad Open Internacional Ajedrez Diagonal Alcorcon

SwissStandard

140 players participated in this 9-round tournament, held from 26 Dec 2025 to 30 Dec 2025 in Alcorcon (Madrid), Spain. 14 titled players from 8 federations. Top 10 Elo average was 2282, and top seed was David Larino Nieto (🇪🇸 ESP, GM, 2427).

Adrian Machado La Rosa (🇨🇺 CUB, 2233) won with 7.0/9, ahead of Vladyslav Sydoryka (7.0) and Roberto Florin Neagu (7.0). Machado La Rosa won on tie-break after catching the field in the final round.

The biggest upset came in round 1: Vedant Nayudu (1776) beat Samuel Bustos Bernardo (2195), a +419-point gap.

Location
🇪🇸Alcorcon (Madrid), Spain
Dates
26 Dec 2025 → 30 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇪🇸GMDavid Larino Nieto2427
Avg top 10
2,282
Participants
140
Titled players · 14
GM×1
IM×1
FM×8
CM×3
WCM×1
Federations · 8 represented
🇪🇸Spain×121
🇨🇳China×4
🇨🇺Cuba×3
🇻🇪Venezuela×2
🇲🇽Mexico×1
🇺🇦Ukraine×1
🇸🇬Singapore×1
🇭🇳Honduras×1
Top 3

How it unfolded

Top 6 · 9 rounds

Tight race until R7; 4 players tied at 7.0/9, decided on Buchholz.

Co-leaders
56
20
3
1
3
6
1
3
4
2.54.579R1R2R3R4R5R6R7R8R9Bustos Bernardo takes lead
R7 · LEADER CHANGE29 Dec

Samuel Bustos Bernardo takes the sole lead (6.0/7).

R9 · TIEBREAK CLUSTER

4 players finish on 7.0/9. Machado La Rosa takes the title on Buchholz Cut1 (48.5).

R2–R7 · WIN STREAK

Samuel Bustos Bernardo won 6 in a row (R2–R7).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Machado La Rosa, Adrian2233CUB+26N+22B=20N+6BF+17N=3B+5B+7N7.048.548.542.252403+27.8
2Sydoryka, VladyslavFM2274UKR+47B+15N=108B+51N=5N+6B=16N+4B=3N7.048.050.539.752331+13.6
3Neagu, Roberto FlorinFM2177ESP+98B+37N=11B+77N+18N=5B=1N+16B=2B7.046.549.536.252325+35.6
4Bustos Bernardo, Samuel2195ESP32N+74B+62N+39B+28N+12B+19B2N+15B7.044.548.536.502194+4.6
5Reyes Penas, Sebastian2237ESP+50B+13N+101B+29N=2B=3N=7B1N+17B6.549.052.034.752282+13.8
6Xu, Chang(CQ)2096CHN+52B+67N+21B1N+13B2N+38B+29N=8N6.546.550.533.252261+53.8
7Martinez Fernandez, Raul2156ESP+88N+30B=44N+20B+8N=29B=5N+18B1B6.546.049.534.252260+28.8
8Bravo De La Vega, AlvaroFM2251ESP+78B=53N+105B+14N7B=23N+33B+11N=6B6.543.546.531.752162-14.2
9Alvarez Lee, Felix2010ESP+79B+27B19N=25N55B+78N+34B+67N+21B6.539.042.529.752156+69.6
10Ruiz Vazquez, JavierFM2250ESPF+79N+78B=83N53B+72N+30B+12B+45N6.535.035.028.752184-7.4
11Blazquez Sanz, Oscar2027ESP+57B+56N=3N+118B=16N=35B=29N8B+60N6.042.545.027.252186+79.6
12Sierra Pena, Mario2052ESP+81B+25N29B+67N+63B4N+52B10N+37B6.041.545.026.502099+29.2
13Sanchez Elena, Lucia1989ESP+111N5B+59N+60B6N=43B=36N+46B+51N6.041.544.026.002021+10.2
14Bajo Vicente, Alberto2044ESP+61N+40B=16N8B30N=36B+59N+69B+31N6.041.045.028.252050+4.0
15Leiva Raya, Nicolas2005ESP+109N2B26N+97B+68N+46B+61N+35B4N6.041.043.524.002012+7.2
16Dominguez Fernandez, Angel 19992180ESP+90B+63N=14B+23N=11B+45N=2B3NF5.545.048.527.502178+2.2
17Vinas Blasco, Jorge2036ESP+97N=48B=39N+38B+43N1B=44N+22B5N5.544.047.026.002015-2.0
18Vargas Rodriguez, WilverFM2272CUB+36NF+32B+55N3B+37N+24B7N=19B5.544.044.027.752181-13.6
19Baumann, Kevin2152GER+34B+83N+9BF=35N+26B4N=27B=18N5.543.543.528.502218+17.6
20Gonzalez Jimenez, Marcos Valerio2043ESP+80B+69N=1B7N+25B33N=28B+56N=42B5.543.046.526.252004-12.4
21Roa Alonso, SantiagoIM2333ESP+49N+64B6N+42B=31N+30B=35N=55B9N5.542.546.526.252103-21.5
22Gomez Ferrer, Jesus1956ESP+110B1N+71B+82N29B=34N+65B17N+72N5.538.040.520.501917-3.6
23Liern Matesanz, Jairo2034ESP+91N=62B+48N16B+98N=8BF=42N+38B5.538.038.024.502059+17.2
24Lorenzo Martin, Hector2058ESP+73N44B+36N=30B+83N+69B18N=31B=77B5.537.541.023.502009-9.0
25Jara Segovia, Jesus Javier1872VEN+103N12B+84N=9B20N+99B=58N=61B+65N5.537.540.521.251897+7.0
26Luo, Chenyu1799CHN1B+110N+15B+105N+120B19N=51N53B+75N5.537.039.019.752073+75.3
27Larino Nieto, DavidGM2427ESP+33B9NFF+32B+56N+37B=19N+55B5.536.036.026.752282-8.2
28Gonzalez Garcia, Ruben1909ESP+114B108N+80B+58N4BF=20N+32B+41N5.535.535.523.252065+69.6
29Rumbos Garcia, Alejandro DanielCM2250VENF+31B+12N5B+22N=7N=11B6B+54N5.046.549.027.252160-17.4
30Liang, Hanzhe1931CHN+137B7N+81B=24N+14B21N10N+99B=49N5.041.541.517.751999+20.3
31Jafar Hussain, Yaser1982ESP+96B29N+52B+32N=21B55N+81B=24N14B5.039.542.521.501985+3.0
32Vedant Nayudu1776SGP+4B+54N18N31B27N+132B+120B28N+66B5.039.040.018.502031+89.2
33Perez Hernandez, Alfonso1838ESP27N+109B+127N=53B+54N+20B8N45B=58N5.038.540.018.502019+34.0
34Rashmika MaringantiWCM1721IND19N+138B64N+74B+39N=22B9N+101B=48N5.038.538.517.251936+45.0
35Lozano Ramirez, Nestor FavianFM2222COL=43B+70N+75B+126N=19B=11N=21B15NF5.038.038.021.002103-19.0
36Romero Soler, Saul1818ESP18B+96N24B+79N+95B=14N=13B37N+102B5.037.540.518.501884+14.4
37Mansor Habash, Zouheir1951ESP+134N3B+88N+132B+64N18B27N+36B12N5.037.538.514.501997+17.5
38Palacios Sanchez, Victor1905ESP+66B101N+65B17N+85B+80N6N+68B23N5.036.539.519.001873-5.6
39Anton Ortiz, Carlos1944ESP+129B=93N=17B4N34B65N+82B+80N+70B5.036.037.517.001848-17.4
40Camarero Izquierdo, Juan Carlos1870ESP+128B14N+57B45N52B+79N+71B41N+85B5.036.037.517.001795-14.8
41Campos Rodriguez, Alvaro2038ESP+132B=75N43B=70N+59B=76N=69N+40B28B5.036.037.018.501848-40.8
42Docampo Fuertes, Marcelo Inaki1949ESP+87B=120N=58B21N+70BF+43N=23B=20N5.035.535.521.252055+22.8
43Castro Contreras, Bruno1776ESP=35N+116B+41NF17B=13N42B+108N+67B5.035.535.519.502060+55.8
44Moya Barba, Diego1878ESP+125B+24N=7B=120N51B+113N=17B93N=47B5.035.037.019.502021+23.2
45Semprun Martinez, Fernando1999ESP=82N+133B=60N+40B+108N16BF+33N10B5.033.533.517.502017+7.0
46Sanz Gomez, Jaro1857ESP+130N126B82B+57N+71B15N+80B13N+92B5.033.034.517.001778-31.2
47Perez Bartolome, Alberto Peicheng1821ESP2N95B+136N=84B+86N54B+109N+98B=44N5.032.032.513.751774-21.6
48Garcia Tanjala, Marko1848ESP+112B=17N23B=123N=133B81N+104B+57N=34B5.031.532.516.751763-35.6
49Rodriguez Rodriguez, Ricardo1827CUB21B+102N+66B63N=65B=94N=113B+133N=30B5.031.532.515.501842+1.2
50Fernandez De Oro, Hugo1800ESP5N+86B54B95N+122N73B+111N+110B+68N5.030.532.514.501750-25.2
51Martinez Mateos, Saul2083ESPF+123N+76B2B+44N=53N=26B=77N13B4.538.038.018.001973-38.4
52Iglesias Montes, Lucas1695ESP6N+106B31N+109B+40N+64B12N107B=69N4.536.539.016.501887+77.6
53Romero Fite, Miguel1995ESP+95B=8BF=33N+10N=51BF+26NF4.536.536.523.002162+27.2
54Lozano Argueso, Cesar2011ESP+74N32B+50NF33B+47N=76B+85N29B4.536.536.519.501871-25.2
55Vaquerizo Calvo, Miguel Arturo2080ESP+71B+94NF18B+9N+31BF=21N27N4.535.535.521.752186+21.0
56Caballero Sanchez, Francisco1845ESP+89N11B+95N64B+124N27B+112N20B=59N4.534.536.513.251789-25.6
57Guerra Arroyo, Ivan1608ESP11N+139B40N46B=115N+89B+62N48B+99N4.534.534.512.251703+25.6
58Rojas Fernandez, Antonio2039ESP=65N+131B=42N28B+90NF=25B=76N=33B4.534.034.016.751853-68.0
59Martinez Ceballos, Adan1764ESP120B+87N13B+110N41N+97B14B+96N=56B4.533.535.514.251812+17.6
60Carreno Garcia, Santiago1840ESP+139NF=45B13N80B+82N+66B+63N11B4.532.032.014.001809-5.2
61Garcia Lopez, Mireia1664ESP14B+128NF+62BF+63N15B=25N+64B4.531.531.516.752012+100.8
62Veiga Macias, Rodrigo1842ESP+127B=23N4B61N+129B107N57B+100N+124B4.531.032.510.751745-42.0
63Martin Cantizano, David1962ESP+86N16B+68N+49B12N61B+73N60BF4.037.037.016.501817-27.0
64Condezo Abderrahim, Ibrahim2002ESP+102B21N+34B+56N37B52N85B+71N61N4.036.539.516.501757-104.8
65Aguilar Alvarez, Christoph Sebastian1640ESP=58BF38N+121B=49N+39B22N+78N25B4.036.036.015.251845+76.4
66Chen, Nanxi0CHN38N+92B49N68B+74N+88B60N+123B32N4.034.536.513.0017090.0
67Rojas Pozo, Jose Luis1925ESP+106N6B+73N12B+132NF+108B9B43N4.034.534.510.501866-9.2
68Garrote Gargantilla, Marcos1731ESP93B+129N63B+66N15B+96N+83B38N50B4.034.035.512.001760+3.6
69Pareja Vicente, Antonio1868ESP+121N20B+91NF+126B24N=41B14N=52B4.034.034.012.251876+4.0
70Arends, Herman1729NED=118N35B+100N=41B42N=109B=110N+87B39N4.031.534.012.751770+4.6
71Abad Miranda, Carmen1680ESP55N+140B22N+111B46N+124B40N64B+110N4.031.031.07.001721+5.6
72Vigil Dorrego, Valentino1838MEXF+100B118N98B+91N10B+84N+113N22B4.030.030.012.501787-24.0
73Pena Hernandez, Mario1680ESP24B+125N67B+139N107B+50N63B+83NF4.029.529.510.501836+19.0
74Barquilla Rubio, Daniel1599ESP54B4N+137B34N66B+128N+127B119N+121B4.028.028.05.001608-6.0
75Garcia Galeote, Lorenzo1865ESP+113B=41B35N=85N+123B+120NFF26B4.025.525.510.751938+8.8
76Prieto Martin, Manuel1824ESPF+122B51N=133N+82B=41B=54N=58BF4.025.025.013.001892+27.6
77Perez Gonzalez, Daniel1994ESPF+124N+99B3B+101NFF=51B=24N4.025.025.013.002084+17.2
78Mata Medina, Andres1802ESP8N+111B10N=91B+117N9B+86N65BF3.535.535.510.251749-30.4
79Munoz Serrano, Martin Irineo1588ESP9N10B+106N36B+103N40B87N=111B+112N3.535.037.59.751505-36.4
80Sierra Pena, Alberto1641ESP20N+121B28N+127B+60N38B46N39B=117N3.535.036.59.251664+1.2
81Abad Alonso, Jimena Lavinia1665ESP12N+103B30N=86B+88N+48B31NF94B3.534.534.513.251752+22.8
82Garcia Martin, Marco1578ESP=45BF+46N22B76N60B39N+103B+125N3.534.034.012.501707+28.0
83Sanz Esteban, Eduardo1938ESP+138N19B+104N=10B24BF68N73B+86N3.532.032.09.751791-28.4
84Lopez Martin, Francisco1633ESP126N+89B25B=47N94B+100N72B106N+122B3.529.531.511.001595-11.8
85Garcia Lafuente, Alvaro1705ESPF118B+122N=75B38N+111B+64N54B40N3.529.529.510.501809+34.4
86Vinas Blasco, Miguel1559ESP63B50N+128B=81N47B+129N78B+104N83B3.529.030.57.751629+18.4
87Rojas Fernandez, Pablo1483ESP42N59B=89N117B+127NF+79B70N+97B3.527.527.59.751563+19.6
88Torralbo Moreira, Daniel1722ESP7B+137N37B=129N81B66N+114B+122NF3.527.527.55.251658-24.4
89Sanz Garcia, Jaime0ESP56B84N=87B96N+116B57N115N+130B+109B3.526.528.08.2514390.0
90Garrido Garcia, Pablo1767ESP16N=134B+117NF58B+95N93B102N+96B3.526.026.09.001722-14.2
91Duran Abia, Lucas1630ESP23B+112N69B=78N72B122N96B+137N+127B3.526.026.05.751493-51.2
92Fernandez Sima, Izan Alejandro1682ESP101B66N129B=114NF+103B+95N+112B46N3.524.524.59.751533-43.6
93Garcia Dorado, AlbertoCM2162ESP+68N=39BFFFF+90N+44BF3.517.517.515.002174+0.8
94Borisova Douchkova, Vanesa1885ESP+140N55BFF+84N=49BFF+81N3.517.517.59.501896+1.6
95Sanchez Elena, Pedro1565ESP53N+47N56B+50B36N90B92B121N+130N3.033.034.511.501571-2.0
96Gonzalez Gonzalez, Jaime1559ESP31N36B121N+89B+130N68B+91N59B90N3.031.032.58.501417-44.0
97Sierra Pena, Ignacio1636ESP17B113N+138B15N+134B59N+121B105N87N3.028.028.03.001608-23.6
98Pardo Carrion, Jorge1738ESP3N+115BF+72N23BFF47N+106B3.027.027.09.501789+7.0
99Lamborena Valderrama, Garazi1746ESPF+136B77N113B+100N25N+122B30N57B3.027.027.05.501609-43.2
100Martinez Gonzalez, David1503ESPF72N70B+116N99B84B+130N62B+114N3.025.525.56.501511-2.6
101Freijedo Alvarez, Salvador2094ESP+92N+38B5NF77BFF34N+133B3.025.025.09.501875-28.8
102Gomez Lorenzo, Alvaro 20121586ESP64N49B+103N119B+121NFF+90B36N3.025.025.08.501646+9.2
103Larriba De La Rubia, Emilio0ESP25B81N102B+138N79B92N+116B82N+137B3.025.025.02.5014710.0
104Jimenez Ascarza, Jose Ignacio1704ESP108B+114N83B112NF+115B48N86B+111N3.024.524.57.501651-12.2
105Narvaez Rivero, Guillermo1906ESP=136N+117B8N26BFF=123N+97BF3.020.020.06.751780-15.6
106Perez Hernandez, Antonio Carmelo1442ESP67B52N79B128N+138BF+139N+84B98N3.020.020.03.501533+11.2
107De Nacimiento Montano, Angel2291ESPFFFF+73N+62BF+52NF3.013.013.013.002691+4.8
108Bocancea, Cristian Andrei2149ESP+104N+28B=2NF45BF67N43BF2.533.533.512.001882-77.2
109Torres Garcia-Denche, Jesus1587ESP15B33N+114B52N+128B=70N47BF89N2.532.032.06.001558-7.0
110Duran Rodriguez, Adriana1553ESP22N26B+130N59B+131NF=70B50N71B2.531.531.55.001542-4.8
111Gonzalez Arganda, Ernesto1561ESP13B78N+125B71N+139B85N50B=79N104B2.530.530.53.751327-28.0
112Rojas Fernandez, Ana0ESP48N91B+115N+104B=119NF56B92N79B2.528.028.06.7515540.0
113Luengo Marquez, Juan0ESP75N+97BF+99NF44B=49N72BF2.527.527.58.501741-71.2
114Carceller Fernandez, Unai1433ESP28N104B109N=92B+140B131N88N+139B100B2.522.522.51.751251-39.2
115Lorenzo Pulido, Joel1481ESP135B98N112B+125N=57B104N+89B124NF2.521.521.57.751334-23.6
116Paule San Isidoro, Alex1458ESPF43N123B100B89N=130B103N+138B+128N2.519.519.52.251412-11.6
117De Gracia Santaolaya, Mireya1531ESPF105N90B+87N78BF+132NF=80B2.518.018.06.251649+30.8
118Moreno Ibanez, MiguelFM2158ESP=70B+85N+72B11NFFFFF2.517.517.59.501941-17.8
119Alonso Feliz, Cristian Ismael1800ESPFFF+102N=112BFF+74BF2.514.514.58.252399+9.6
120Asensio Miranda, CarlosCM2178ESP+59N=42BF=44B26N75B32NFF2.030.030.09.501716-130.0
121Lopez Pereira, Irene0ESP69B80N+96B65N102BF97N+95B74N2.027.528.56.0014450.0
122Lamborena Perez, Gorka1497ESPF76N85B+140N50B+91B99N88B84N2.026.026.03.501414-10.8
123Munoz Gonzalez, Luis1684ESPF51B+116N=48B75NF=105B66NF2.023.023.06.501760+7.6
124Castro Torres, Vicente1583ESPF77B+131NF56B71NF+115B62N2.021.021.04.001625+2.8
125Ismatov, Aleksandr0ESP44N73B111N115B+137B127N+138NF82B2.020.020.00.001425-37.6
126Sanchez Millan, Eduardo2035ESP+84B+46NF35B69NFFFF2.017.517.58.501896-12.6
127Tang, Fuchen0ESP62NF33B80N87B+125B74N=128B91N1.527.527.52.758720.0
128Liern Matesanz, Dario0ESP40N61B86N+106B109N74BF=127N116B1.526.526.53.7512880.0
129Gonzalez Nieto, Jose Antonio1472ESP39N68B+92N=88B62N86BFFF1.524.024.05.251542+6.8
130Nieto Yubero, Julio0ESP46B132N110B+137N96B=116N100B89N95B1.523.523.51.2513240.0
131Valentin Lopez, Miguel1681ESPF58N124B=134N110B+114BFFF1.512.512.53.001472-58.0
132Prieto Diez, Manuel1640ESP41N+130BF37N67B32N117BFF1.028.528.51.501045-27.0
133Castro Uceda, Jose Antonio1654ESPF45NF=76B=48NFF49B101N1.023.023.04.501670+0.4
134Oporto Martin, Jose1495ESP37B=90NF=131B97NFFFF1.016.016.02.501552+3.6
135Huguet, SergioFM1944HON+115NFFFFFFFF1.04.54.52.502344+1.6
136Benitez Cuevas, Pedro0ESP=105B99N47BFFFFFF0.511.011.01.501552-57.2
137Gomez Lorenzo, Jesus1442ESP30N88B74N130B125NFF91B103N0.022.522.50.00904-34.8
138Fernandez Sanz, Maria Yolanda1457ESP83B34N97N103B106NF125B116NF0.022.022.00.00822-62.4
139FIDE 553016025060B57NF73B111NF106B114NF0.021.021.00.007940.0
140FIDE 553004183094B71NF122B114NFFFF0.012.012.00.008240.0

Key insights

Biggest movers and upsets — the story behind the numbers.

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