II Torneo Abierto Memorial Luis Araya Araya 2026

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78 players participated in this 7-round tournament, held from 18 Apr 2026 to 26 Apr 2026 in San Jose, Costa Rica. 14 titled players. Top 10 Elo average was 2056, and top seed was Matias Haziel Lizano Quiros (🇨🇷 CRC, FM, 2244).

Sofia Mayorga Araya (🇨🇷 CRC, WIM, 2118) won with 6.0/7, ahead of Joshua Quesada Leon (5.5) and Jorge Alexis Solano Cordero (5.5). Mayorga Araya won solo starting round 6.

The biggest upset came in round 2: Jeremy Villegas Rodriguez (1820) beat Matias Haziel Lizano Quiros (FM, 2244), a +424-point gap.

Location

🇨🇷San Jose, Costa Rica

Dates

18 Apr 2026 → 26 Apr 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 7 rounds

Top seed

🇨🇷FMMatias Haziel Lizano Quiros2244

Avg top 10

2,056

Participants

Titled players · 14

FM×4

CM×4

WIM×2

WCM×4

Federations · 1 represented

🇨🇷Costa Rica×75

Top 3

🥇
WIMSofia Mayorga Araya
🇨🇷CRC·2118
6.0pts·2243perf+38.0
🥈
Joshua Quesada Leon
🇨🇷CRC·2028
5.5pts·2112perf+17.8
🥉
Jorge Alexis Solano Cordero
🇨🇷CRC·2036
5.5pts·2109perf+13.6

How it unfolded

Top 6 · 7 rounds

WIM Sofia Mayorga Araya led from R6; +0.5-point edge over the runner-up. Title race converged from 6 co-leaders at R4 to 1 by R6.

Co-leaders

Mayorga Araya6Ramirez Madrid5.5Quesada Fallas5.5Quesada Leon5.5Solano Cordero5.5Lezcano Martinez5

R6–R7 · LEAD HELD

WIM Sofia Mayorga Araya held the sole lead from R6 through R7 without losing it.

WIN STREAKS · 2 top finishers

WIM Sofia Mayorga Araya 3 wins (R1–R3)Esteban Quesada Fallas 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1WIMSofia Mayorga Araya	*	—	½	1
2FMGerardo Alfonso Ramirez Madrid	—	*	—	—
3Esteban Quesada Fallas	½	—	*	0
4Joshua Quesada Leon	0	—	1	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Mayorga Araya, SofiaWIM	2118	CRC	+51B	+42N	+6B	=4N	+33B	+2N	=3B	6.0	28.0	30.5	25.00	2243	+38.0
2	Quesada Leon, Joshua	2028	CRC	=30N	+24B	+15N	+7B	+4N	−1B	+8N	5.5	30.0	33.5	25.75	2112	+17.8
3	Solano Cordero, Jorge Alexis	2036	CRC	+53B	=32N	+16B	=13N	+18B	+14B	=1N	5.5	27.5	30.0	23.00	2109	+13.6
4	Quesada Fallas, Esteban	2015	CRC	+55N	+41B	+12N	=1B	−2B	+29N	+21B	5.5	26.5	29.0	20.50	2132	+22.4
5	Ramirez Madrid, Gerardo AlfonsoFM	2022	CRC	+45N	=15B	=40N	+41B	=12N	+13B	+14N	5.5	24.0	27.0	21.00	2016	+1.4
6	Lezcano Martinez, Christopher	1949	CRC	+56N	+25B	−1N	+52B	+9N	−8B	+22N	5.0	26.5	29.0	18.00	1966	+14.4
7	Vargas Arguedas, Caleb	2026	CRC	+59B	+29N	=13B	−2N	+23B	+33N	=10B	5.0	26.0	28.0	17.75	2005	+1.4
8	Espitia Torres, MateoCM	1986	CRC	+43B	+39N	+28B	−20N	+22B	+6N	−2B	5.0	25.0	28.0	18.50	1986	+5.0
9	Villegas Rodriguez, Jeremy	1820	CRC	+48B	+21N	−33B	+34N	−6B	+45N	+20B	5.0	23.0	26.0	17.50	2008	+34.4
10	Barboza Viquez, Martin EduardoCM	2009	CRC	F	=30B	+54N	+32N	+28B	+12B	=7N	5.0	22.5	22.5	18.25	2031	+5.8
11	Murillo Gonzalez, Carlos EstebanFM	1933	CRC	F	+48N	+51B	=28N	+15B	=20N	+23B	5.0	21.5	21.5	17.75	1971	+8.6
12	Esquivel Elizondo, Jeremy	1832	CRC	+57B	+34N	−4B	+35N	=5B	−10N	+28B	4.5	26.5	29.0	15.75	1894	+27.2
13	Campos Munoz, ValentinaWCM	1885	CRC	+61N	+31B	=7N	=3B	=21B	−5N	+39B	4.5	26.5	28.5	15.75	1987	+40.8
14	Jimenez Molina, Juan LeonFM	2015	CRC	+49B	+36N	+22B	=33N	+20B	−3N	−5B	4.5	26.0	29.0	16.25	1990	0.0
15	Bogantes Robleto, KarinaWCM	1776	CRC	+66B	=5N	−2B	+42N	−11N	+56B	+31N	4.5	25.0	27.0	13.75	1883	+21.4
16	Miranda Barrientos, Gabriel	1841	CRC	+60N	=40B	−3N	=44B	+24N	=31B	+36N	4.5	22.5	24.5	14.25	1789	-14.0
17	Rodriguez Arrieta, Maria ElenaWIM	1972	CRC	+47B	−28N	+32B	+39N	=29B	=21N	=18B	4.5	22.0	25.0	15.50	1902	-8.6
18	Gonzalez Ramos, Andres	1870	CRC	F	+69N	+59B	+31B	−3N	+25B	=17N	4.5	21.0	21.0	13.25	1940	+21.2
19	Aguero Espinoza, Sebasthian	1917	CRC	+65B	+35N	=20B	−21N	F	+46N	+29B	4.5	20.0	20.0	14.00	2000	+12.6
20	Avendano Porras, RodrigoCM	2051	CRC	+26N	+37B	=19N	+8B	−14N	=11B	−9N	4.0	28.0	31.5	17.25	1923	-20.2
21	Lizano Quiros, Matias HazielFM	2244	CRC	+44N	−9B	+24N	+19B	=13N	=17B	−4N	4.0	28.0	31.0	16.00	1953	-86.0
22	Ulloa Jimenez, Santiago	1826	CRC	+27N	+71B	−14N	+40B	−8N	+30B	−6B	4.0	25.0	26.0	11.50	1788	-4.6
23	Morales Zumbado, Raul	1449	CRC	−31N	+61B	+25N	+37B	−7N	+41B	−11N	4.0	24.0	26.0	12.50	1774	+54.4
24	Guerrero Diaz, Leticia Fiorella	1628	CRC	+76B	−2N	−21B	+65N	−16B	+43N	+46B	4.0	22.0	22.0	8.00	1723	+14.8
25	Campos Astorga, Priscila	1676	CRC	+58B	−6N	−23B	+70N	+72B	−18N	+45B	4.0	20.5	21.5	8.00	1642	-5.8
26	Garcia Rojas, Estefania	1616	CRC	−20B	+64N	−29B	+75N	−39B	+47N	+42B	4.0	18.5	18.5	8.00	1713	+26.4
27	La Touche Barrantes, Julian	1504	CRC	−22B	+53N	−39B	F	+71N	+61B	+40N	4.0	16.5	17.5	8.50	1734	+59.6
28	Viquez Alfaro, Gabriel	1676	CRC	+74N	+17B	−8N	=11B	−10N	+32B	−12N	3.5	27.5	28.5	11.50	1853	+59.6
29	Giachino, Lucas	1768	CRC	+63N	−7B	+26N	+30B	=17N	−4B	−19N	3.5	27.0	29.0	11.75	1804	+13.2
30	Loria Molina, Sofia	1613	CRC	=2B	=10N	+36B	−29N	+35B	−22N	=34B	3.5	25.0	28.5	14.00	1802	+61.6
31	Ortiz Portuguez, Victor Sebastian	1665	CRC	+23B	−13N	+73B	−18N	+43B	=16N	−15B	3.5	25.0	26.0	10.25	1690	+8.4
32	Mayorga Araya, LarissaWCM	1790	CRC	+62N	=3B	−17N	−10B	+38B	−28N	+53B	3.5	24.5	26.5	10.75	1772	-6.0
33	Pastor Carvajal, JeigothCM	1985	CRC	+70N	+52B	+9N	=14B	−1N	−7B	F	3.5	24.5	24.5	11.25	1932	-4.2
34	Chacon Saborio, Eduardo	1650	CRC	+46N	−12B	+71N	−9B	−59N	+50B	=30N	3.5	21.0	22.0	8.75	1516	-36.0
35	Ledezma Jimenez, Ricardo	1663	CRC	+54N	−19B	+63N	−12B	−30N	=57B	+58N	3.5	20.0	22.0	8.25	1601	-23.2
36	Romero Cerdas, Moises Alonso	1684	CRC	+68N	−14B	−30N	=56B	+60N	+55B	−16B	3.5	19.5	21.0	7.25	1650	-14.4
37	Jimenez Gamboa, Diego	1792	CRC	+69B	−20N	+43B	−23N	=44B	F	+59N	3.5	17.5	17.5	8.00	1655	-32.8
38	Moncada Sanchez, Samuel	1614	CRC	F	−73N	+48B	=60B	−32N	+68B	+52N	3.5	13.5	13.5	8.00	1626	+2.8
39	Flores Elizondo, Mathias	1678	CRC	F	−8B	+27N	−17B	+26N	+59B	−13N	3.0	25.0	27.0	10.00	1761	+22.4
40	Navarrete Badilla, Myckel	1663	CRC	+77B	=16N	=5B	−22N	−46B	+49N	−27B	3.0	24.0	24.0	8.00	1682	+0.4
41	Castillo Chavarria, Sebastian	1711	CRC	+64B	−4N	+75B	−5N	+51B	−23N	F	3.0	22.5	22.5	4.50	1643	-10.4
42	Fernandez Mayorga, ElenaWCM	1806	CRC	+67N	−1B	=44N	−15B	=55N	+72B	−26N	3.0	22.0	23.0	5.75	1574	-73.2
43	Pomares Herrera, Efrain	1549	CRC	−8N	+68B	−37N	+50B	−31N	−24B	+67N	3.0	21.0	22.5	6.50	1587	+3.6
44	Salazar Delgado, Aylin Naomy	1623	CRC	−21B	+66N	=42B	=16N	=37N	=52B	F	3.0	20.5	22.5	8.75	1771	+41.6
45	Marwaha, Atharv	1590	CRC	−5B	F	+68N	+63B	+52N	−9B	−25N	3.0	20.5	20.5	6.00	1685	+25.6
46	Coleman Vivian, Paul Richard	0	CRC	−34B	+65N	+47B	F	+40N	−19B	−24N	3.0	20.0	20.0	8.00	1655	0.0
47	Chan Chen, Johnny	1542	CRC	−17N	=54B	−46N	=62B	+73N	−26B	+63N	3.0	18.0	19.0	5.25	1564	+1.6
48	Castro Campos, Alana Patricia	1503	CRC	−9N	−11B	−38N	F	+54N	+71B	+74B	3.0	18.0	18.0	4.50	1568	+10.0
49	Barboza Viquez, Angelica	1579	CRC	−14N	−63B	−50N	+54B	+62N	−40B	+57N	3.0	17.5	19.5	7.00	1517	-29.6
50	Gutierrez Rodriguez, Ignacio	1456	CRC	F	F	+49B	−43N	+65B	−34N	+72N	3.0	15.5	15.5	6.00	1577	+26.0
51	Salazar Quiros, Maria Regina	1620	CRC	−1N	+60B	−11N	+57B	−41N	=58B	−56N	2.5	21.5	23.5	5.75	1566	-29.2
52	Stawski Oliva, Andres	1684	CRC	+73B	−33N	+58B	−6N	−45B	=44N	−38B	2.5	20.5	21.5	5.00	1565	-24.4
53	Jimenez Gamboa, Gabriela	1616	CRC	−3N	−27B	=62N	+71B	−56N	+60B	−32N	2.5	19.5	20.5	4.00	1447	-57.6
54	Masis Chaves, Sebastian	1415	CRC	−35B	=47N	−10B	−49N	−48B	+78N	+69B	2.5	19.0	19.0	3.00	1398	-8.8
55	Corrales Corrales, Ana Maria	1564	CRC	−4B	−58N	+67B	+66N	=42B	−36N	F	2.5	18.5	18.5	5.50	1590	+0.8
56	Munoz Ramirez, Kyara Vanessa	1539	CRC	−6B	F	F	=36N	+53B	−15N	+51B	2.5	18.0	18.0	6.75	1727	+22.6
57	Garcia Mendez, Julian	1508	CRC	−12N	F	+74B	−51N	+64B	=35N	−49B	2.5	16.5	16.5	4.75	1545	+8.0
58	Malavasi Castro, Stefano	1452	CRC	−25N	+55B	−52N	F	+75B	=51N	−35B	2.5	16.0	16.0	3.75	1492	+8.4
59	Calderon Villalobos, Alexis	1605	CRC	−7N	+62B	−18N	F	+34B	−39N	−37B	2.0	23.5	25.5	5.50	1621	-1.2
60	Malavasi Castro, Adriano	1512	CRC	−16B	−51N	+64B	=38N	−36B	−53N	=62B	2.0	18.5	20.5	4.75	1460	-22.8
61	Sandoval Bermudez, Andy Santiago	1527	CRC	−13B	−23N	−66B	+74N	=69B	−27N	=64B	2.0	18.0	19.0	2.75	1346	-60.0
62	Jimenez Gamboa, Eva	1478	CRC	−32B	−59N	=53B	=47N	−49B	=64N	=60N	2.0	16.0	18.0	4.75	1430	-20.4
63	Molina Fernandez, Fabian Enrique	1472	CRC	−29B	+49N	−35B	−45N	F	+76N	−47B	2.0	16.0	16.0	3.00	1388	-19.6
64	Solano Monge, Luis Guillermo	1470	CRC	−41N	−26B	−60N	+76B	−57N	=62B	=61N	2.0	15.5	15.5	2.00	1286	-52.0
65	Alvarez Gonzalez, Cristopher	1531	CRC	−19N	−46B	+76N	−24B	−50N	F	+77B	2.0	14.5	14.5	0.00	867	-42.4
66	Berzosa Madriz, Hector Julian	1477	CRC	−15N	−44B	+61N	−55B	F	F	+68N	2.0	13.5	13.5	3.50	1520	+9.2
67	Murillo Mathiew, Aimar Maria	1497	CRC	−42B	F	−55N	−68B	+78N	+69N	−43B	2.0	11.5	11.5	1.50	1327	-43.6
68	Chacon Gonzalez, Jefferson Josue	1469	CRC	−36B	−43N	−45B	+67N	=70B	−38N	−66B	1.5	17.0	18.5	2.75	1335	-44.8
69	Marin Guevara, Mariana	0	CRC	−37N	−18B	−72N	+78B	=61N	−67B	−54N	1.5	15.5	15.5	1.00	1398	0.0
70	Alvarez Gonzalez, Rafael	1544	CRC	−33B	F	+78N	−25B	=68N	F	F	1.5	9.0	9.0	0.75	1547	-5.6
71	Segura Cespedes, Santiago	0	CRC	F	−22N	−34B	−53N	−27B	−48N	+76B	1.0	17.0	17.0	0.00	820	0.0
72	Gutierrez Zapata, Mariana	0	CRC	F	F	+69B	F	−25N	−42N	−50B	1.0	14.0	14.0	1.50	846	0.0
73	Velasquez Mora, Steven Daniel	1458	CRC	−52N	+38B	−31N	F	−47B	F	F	1.0	12.5	12.5	3.50	1433	-4.4
74	Torres Venegas, Brianna	1450	CRC	−28B	F	−57N	−61B	F	+75N	−48N	1.0	11.0	11.0	0.00	754	-58.0
75	FIDE 6514642	0	—	F	F	−41N	−26B	−58N	−74B	F	0.0	15.0	15.0	0.00	757	0.0
76	FIDE 6576583	0	—	−24N	F	−65B	−64N	F	−63B	−71N	0.0	11.0	11.0	0.00	725	0.0
77	FIDE 6564801	0	—	−40N	F	F	F	F	F	−65N	0.0	8.5	8.5	0.00	797	0.0
78	Rodriguez Solano, Sofia	1445	CRC	F	F	−70B	−69N	−67B	−54B	F	0.0	7.5	7.5	0.00	685	-53.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Loria Molina, SofiaCRC
+61.6
3.5 pts · #26
2La Touche Barrantes, JulianCRC
+59.6
4.0 pts · #42
3Viquez Alfaro, GabrielCRC
+59.6
3.5 pts · #27

Top rating losers

1Lizano Quiros, Matias HazielFMCRC
-86.0
4.0 pts · #20
2Fernandez Mayorga, ElenaWCMCRC
-73.2
3.0 pts · #54
3Sandoval Bermudez, Andy SantiagoCRC
-60.0
2.0 pts · #65

Biggest upsets

R2+424 Elo gap
Villegas Rodriguez, Jeremy1820 beat FMLizano Quiros, Matias Haziel2244
R4+343 Elo gap
Morales Zumbado, Raul1449 beat Jimenez Gamboa, Diego1792
R2+296 Elo gap
Viquez Alfaro, Gabriel1676 beat WIMRodriguez Arrieta, Maria Elena1972