Brazil Chess Series - Foz do Iguacu 2025

SwissStandard

98 players participated in this 9-round tournament, held from 27 Oct 2025 to 02 Nov 2025 in Foz do Iguacu PR, Brazil. 26 titled players from 8 federations. Top 10 Elo average was 2363, and top seed was Axel Bachmann (🇵🇾 PAR, GM, 2578).

Neuris Delgado Ramirez (🇵🇾 PAR, GM, 2488) won with 7.5/9, ahead of Juan Sebastian Melian (6.5) and Alejandro Hoffman (6.5). Delgado Ramirez shared the lead from round 6 and broke clear in the final round.

The biggest upset came in round 9: Alejandro Moises Rivarola Rotela (1632) beat Charles Gauche (FM, 2151), a +519-point gap.

Location

🇧🇷Foz do Iguacu PR, Brazil

Dates

27 Oct 2025 → 02 Nov 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇵🇾GMAxel Bachmann2578

Avg top 10

2,363

Participants

Titled players · 26

GM×4

IM×6

FM×6

CM×5

WIM×1

WFM×2

WCM×2

Federations · 8 represented

🇧🇷Brazil×55

🇵🇾Paraguay×25

🇧🇴Bolivia×7

🇦🇷Argentina×5

🇻🇪Venezuela×2

🇺🇾Uruguay×1

🇵🇪Peru×1

🇨🇦Canada×1

Top 3

🥇
GMNeuris Delgado Ramirez
🇵🇾PAR·2488
7.5pts·2501perf+3.1
🥈
IMJuan Sebastian Melian
🇵🇾PAR·2333
6.5pts·2390perf+17.2
🥉
GMAlejandro Hoffman
🇦🇷ARG·2312
6.5pts·2390perf+11.4

How it unfolded

Top 6 · 9 rounds

GM Neuris Delgado Ramirez led from R7; +1.0-point edge over the runner-up. Title race converged from 8 co-leaders at R4 to 1 by R7.

Co-leaders

Delgado Ramirez7.5Hoffman6.5Ticona Rocabado6.5Melian6.5Azevedo Junior6.5Bachmann6.5

R7–R9 · LEAD HELD

GM Neuris Delgado Ramirez never relinquished the lead after R7; final gap +1.0 over the runner-up.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

GM Neuris Delgado Ramirez drew with GM Alejandro Hoffman (White).

WIN STREAKS · 3 top finishers

GM Neuris Delgado Ramirez 3 wins (R1–R3)GM Alejandro Hoffman 3 wins (R1–R3)IM Licael Roderick Ticona Rocabado 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMNeuris Delgado Ramirez	*	½	1	1
2GMAlejandro Hoffman	½	*	—	0
3IMLicael Roderick Ticona Rocabado	0	—	*	½
4IMJuan Sebastian Melian	0	1	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Delgado Ramirez, NeurisGM	2488	PAR	+55B	+15N	+42B	=10N	=3B	+25N	+4B	=9N	+2B	7.5	47.0	51.0	41.75	2501	+3.1
2	Melian, Juan SebastianIM	2333	PAR	+47B	+29N	+11B	=4N	+6B	=10N	=9B	+3N	−1N	6.5	50.0	54.5	37.75	2390	+17.2
3	Hoffman, AlejandroGM	2312	ARG	+62N	+59B	+49N	=5B	=1N	+14B	=8N	−2B	+16N	6.5	47.0	50.5	33.75	2390	+11.4
4	Ticona Rocabado, Licael RoderickIM	2398	BOL	+64N	+26B	+19N	=2B	+13N	−8B	−1N	+46B	+17N	6.5	47.0	50.5	33.25	2412	+4.1
5	Matsuura, EveraldoGM	2384	BRA	+39B	=25N	+16B	=3N	+11B	=18N	=12B	=14N	+20B	6.5	46.0	51.0	36.50	2286	-7.4
6	Cueto, JonnyIM	2125	BOL	+73B	+74N	=9B	+24N	−2N	+20B	=19B	+13N	=7N	6.5	44.0	47.0	31.50	2274	+17.3
7	Azevedo Junior, Jose Ferreira	2139	BRA	+70B	+32N	=24B	=9N	−8B	+63N	+58B	+42N	=6B	6.5	41.0	44.5	29.25	2244	+27.4
8	Bachmann, AxelGM	2578	PAR	F	F	+64N	+48B	+7N	+4N	=3B	+17B	+9N	6.5	39.0	39.0	35.75	2658	+3.7
9	Rodi, Luis ErnestoIM	2232	URU	+50N	+30B	=6N	=7B	+33N	+26B	=2N	=1B	−8B	6.0	48.5	53.0	33.00	2289	+7.7
10	Gemy, Jose DanielIM	2346	BOL	+53N	+46B	+38N	=1B	=14N	=2B	−17N	+29B	=11N	6.0	46.0	50.0	31.50	2293	-4.2
11	Lima, Kleyton Alcantara	2134	BRA	+54N	+28B	−2N	+36B	−5N	+33B	=24B	+27N	=10B	6.0	44.0	48.0	29.50	2196	+18.0
12	Terao, Juliana SayumiFM	2245	BRA	+40B	+52N	=31B	=25N	=62B	+16B	=5N	=18N	=14B	6.0	42.5	46.0	30.25	2182	-8.6
13	Piccoli, Lucas FonsecaFM	2282	BRA	+97B	=16N	+56B	+17N	−4B	+59N	=18B	−6B	+25N	6.0	42.5	42.5	24.00	2203	-12.6
14	Osipi, Jair	2170	BRA	=56B	+77N	+76B	+43N	=10B	−3N	+31B	=5B	=12N	6.0	41.5	44.5	26.75	2204	+14.4
15	Silverio, Vitor Luis De Jesus	2083	BRA	+65N	−1B	+53N	=28B	−20N	+36B	+62N	=26B	+30N	6.0	40.5	44.0	26.00	2069	-2.8
16	Barrera Caicedo, Hubert	1948	VEN	+37N	=13B	−5N	+60B	+35B	−12N	+47B	+24N	−3B	5.5	44.5	48.5	26.50	2142	+29.4
17	Bueno, Alfeu Junior VarelaFM	2148	BRA	=22N	+69B	+58N	−13B	+52B	+28N	+10B	−8N	−4B	5.5	43.5	47.0	25.25	2175	+7.4
18	Lage, Pedro FerreiraCM	2192	BRA	+34N	=21B	=33N	+57B	+31N	=5B	=13N	=12B	F	5.5	43.0	43.0	28.50	2218	+9.0
19	Van Zyl-Rudd, JackFM	2203	RSA	+66B	+44N	−4B	=30N	F	+21B	=6N	=28B	+58N	5.5	40.5	40.5	25.75	2135	-9.0
20	Pontes, Luiz Felizola Lima	1883	BRA	+82N	−49B	=54N	+69B	+15B	−6N	+43B	+41N	−5N	5.5	40.0	42.5	23.00	2030	+62.4
21	Odasso, Gianluca	1947	ARG	+88B	=18N	−41B	+76N	=24B	−19N	+66B	=34N	+65B	5.5	35.5	37.5	19.75	1998	+11.4
22	Rivarola Rotela, Alejandro Moises	1632	PAR	=17B	−43N	=45B	+91N	−27B	+71N	=63B	+64N	+41B	5.5	34.5	36.5	20.25	1953	+85.6
23	Recalde Vazquez,Virgilio Samuel	1761	PAR	−24B	+84N	−52B	+81N	=44B	−29N	+68B	+63N	+43B	5.5	32.5	34.5	18.25	1912	+69.2
24	Petti, Luca GiovanniFM	2264	ARG	+23N	+48B	=7N	−6B	=21N	+62B	=11N	−16B	=27N	5.0	45.0	48.5	25.00	2038	-92.4
25	Amarilla Ettiene, EzequielCM	2072	PAR	+85N	=5B	+94N	=12B	+49N	−1B	−29N	+36B	−13B	5.0	42.5	43.0	18.25	2155	+37.2
26	Fraga, Heitor Carneiro	2106	BRA	+68B	−4N	+39B	+27N	+41B	−9N	=42B	=15N	F	5.0	41.5	45.0	23.25	2155	+25.2
27	Moyses Sobrinho, Elias	1904	BRA	+35N	−38B	+34N	−26B	+22N	=49B	+51N	−11B	=24B	5.0	41.0	45.5	24.75	1987	+15.6
28	Peixoto, Helio Ricardo Soutinho	1898	BRA	+45B	−11N	+91B	=15N	+43B	−17B	+54N	=19N	−31B	5.0	41.0	43.0	20.75	1994	+16.0
29	Freitas, Andre Henrique Lemos	2048	BRA	+83N	−2B	−62N	+37B	=53N	+23B	+25B	−10N	=32B	5.0	40.5	42.5	22.00	1954	-17.8
30	Ikejiri, Daniel Yoshito	1962	BRA	+84B	−9N	+70B	=19B	=72N	=47N	=35B	+40N	−15B	5.0	39.0	41.0	19.75	1939	-1.4
31	Da Silva, Lucas Pereira Mendes	2115	BRA	F	+36B	=12N	=41N	−18B	+64B	−14N	+72B	+28N	5.0	39.0	39.0	22.25	2125	+4.2
32	Simoncini, Luana Felipe	1856	BRA	+89N	−7B	−35N	+70B	=34N	−54B	+50N	+51B	=29N	5.0	38.0	40.0	19.50	1855	+0.4
33	Haddad Filho, Paulo Ibrahim	1913	BRA	+86B	=41N	=18B	+42N	−9B	−11N	+77B	=65N	=34B	5.0	38.0	40.0	18.75	1992	+15.2
34	Lugo Martinez, Jimena SofiaWCM	1746	PAR	−18B	+80N	−27B	+87N	=32B	=52N	+57N	=21B	=33N	5.0	37.0	39.0	18.75	1899	+48.3
35	Goncalves, Joao Victor Da Rocha	0	BRA	−27B	+67N	+32B	=59B	−16N	+53B	=30N	−58N	+63B	5.0	36.0	39.5	20.50	1914	0.0
36	Mayeregger Gonzalez, Renata ValentinaWFM	1865	PAR	+87B	−31N	+74B	−11N	+77B	−15N	+61B	−25N	+54B	5.0	36.0	38.0	16.00	1868	-1.9
37	Ferreira, Alan Guedes	0	BRA	−16B	=40N	+92B	−29N	+56B	=55N	+44B	−52N	+53B	5.0	36.0	37.0	18.00	1857	0.0
38	Vargas, GabrielaWIM	2164	PAR	+67B	+27N	−10B	=52N	=63B	−58N	−40B	+61N	+76B	5.0	35.0	38.0	19.25	1936	-44.0
39	Moreira, Paulo Vinicius Macedo	1844	BRA	−5N	+65B	−26N	+83B	−42B	=45N	+73B	=69N	+55B	5.0	34.5	36.5	16.50	1913	+12.2
40	Ruiz, Frayson Nycolas Rodrigues	1757	BRA	−12N	=37B	=75N	+84B	−46N	+92B	+38N	−30B	+57N	5.0	34.5	35.5	16.00	1877	+45.6
41	Gauche, CharlesFM	2151	BRA	+51N	=33B	+21N	=31B	−26N	+57B	=46N	−20B	−22N	4.5	40.5	44.5	21.25	1942	-44.4
42	Kropff, RicardoIM	2165	PAR	+60N	+57B	−1N	−33B	+39N	+72B	=26N	−7B	F	4.5	40.5	40.5	19.00	2051	-19.8
43	Dos Santos,Rodrigo Mello	1997	BRA	=75N	+22B	+72N	−14B	−28N	+50B	−20N	+62B	−23N	4.5	39.0	42.0	18.50	1818	-38.4
44	Mobaier, Sergio	1923	BRA	+71N	−19B	+50N	−49B	=23N	−51B	−37N	+68B	+77N	4.5	36.5	39.5	17.25	1840	-14.6
45	Robles Justiniano, Jorge Luis	0	BOL	−28N	=51B	=22N	=50B	=60N	=39B	−53N	+85B	+62N	4.5	36.0	38.0	17.25	1737	0.0
46	Martins, Anderson Donay	2081	BRA	+81B	−10N	+47B	−62N	+40B	+67N	=41B	−4N	F	4.5	36.0	36.0	17.75	2000	-11.4
47	Fujihara, Anderson Akira	1827	BRA	−2N	+85B	−46N	+65B	+48N	=30B	−16N	F	+67B	4.5	35.0	35.0	16.00	1921	+19.4
48	Robles, Gustavo	2032	BOL	+79B	−24N	+61B	−8N	−47B	=68N	=56B	=67N	+70B	4.5	34.5	37.5	16.00	1837	-38.6
49	Caetano, Hugo Zanotti Mendonca	2150	BRA	+61B	+20N	−3B	+44N	−25B	=27N	F	F	+66B	4.5	34.0	34.0	20.00	2044	-13.2
50	Benetti, Bruno	1755	BRA	−9B	+88N	−44B	=45N	+78B	−43N	−32B	+81N	+71B	4.5	33.5	35.5	13.25	1696	-22.0
51	Salomon Casali, Oliver	1691	PAR	−41B	=45N	+93B	−63N	+95B	+44N	−27B	−32N	+64B	4.5	31.0	31.0	10.75	1803	+34.4
52	Medero Mino, LeonCM	1943	ARG	F	−12B	+23N	=38B	−17N	=34B	+60N	+37B	F	4.0	41.0	41.0	19.50	1964	+4.4
53	Britez Gonzalez, Jorge A	1828	PAR	−10B	+78N	−15B	+68N	=29B	−35N	+45B	=59B	−37N	4.0	39.0	42.0	15.50	1916	+12.4
54	Velazquez Ruiz, Liam Fabian	1626	PAR	−11B	+87N	=20B	−55N	+76B	+32N	−28B	=66N	−36N	4.0	37.0	39.0	14.50	1772	+50.0
55	Luz, Jhonatan Rodrigues Da	1853	BRA	−1N	+68B	=69N	+54B	−59N	=37B	−65N	+60B	−39N	4.0	36.5	40.0	15.75	1760	-18.8
56	Pereira, Armando Scharlau	1738	BRA	=14N	+96B	−13N	−58B	−37N	+75B	=48N	+79B	F	4.0	35.0	35.0	11.25	1841	+17.2
57	Leonardi, Lucas	1935	BRA	+80B	−42N	+83B	−18N	+66B	−41N	−34B	+78N	−40B	4.0	34.0	36.0	11.50	1767	-67.2
58	Nunes, Agatha HurbaWFM	1894	BRA	F	+92N	−17B	+56N	F	+38B	−7N	+35B	−19B	4.0	32.5	32.5	15.00	1982	+13.6
59	Nunes Jr, Sidney	2054	BRA	+78B	−3N	+66B	=35N	+55B	−13B	F	=53N	F	4.0	32.0	32.0	15.00	2003	-4.4
60	Brandalise, Ricardo	1713	BRA	−42B	+86N	=63B	−16N	=45B	+83N	−52B	−55N	+88B	4.0	30.0	32.0	10.00	1677	-7.4
61	Carmo, Jose Arlindo	1669	BRA	−49N	+82B	−48N	+90B	−64N	+86B	−36N	−38B	+83N	4.0	29.0	31.0	8.50	1667	-7.0
62	Monroy Carrizo, JavierCM	1786	BOL	−3B	+79N	+29B	+46B	=12N	−24N	−15B	−43N	−45B	3.5	42.0	45.0	15.50	1986	+33.6
63	Mayeregger Gonzalez, Fiorella AllegraWCM	1893	PAR	−69N	+73B	=60N	+51B	=38N	−7B	=22N	−23B	−35N	3.5	39.5	42.5	14.75	1818	-27.6
64	Bonilla Viamonte, Diego Armando	1847	VEN	−4B	+81N	−8B	+73N	+61B	−31N	=69N	−22B	−51N	3.5	38.5	41.0	11.25	1754	-24.6
65	Solaeche G., Axel Jose	1589	PAR	−15B	−39N	+86B	−47N	+74N	F	+55B	=33B	−21N	3.5	35.0	35.5	11.50	1703	+24.4
66	Leith Acosta, Marcelo Alejandro	1747	PAR	−19N	+71B	−59N	+75B	−57N	+85B	−21N	=54B	−49N	3.5	34.0	36.0	10.50	1707	-25.2
67	Amelunge Moreno, Oscar Alejandro	1704	BOL	−38N	−35B	+71N	+74B	+94N	−46B	−72N	=48B	−47N	3.5	33.5	34.0	9.25	1775	+13.2
68	Ramirez Bentos, Ana Paula	1589	PAR	−26N	−55N	+80B	−53B	+84N	=48B	−23N	−44N	+86B	3.5	32.5	34.5	9.25	1595	-6.0
69	McCulloch, Matteus	0	CAN	+63B	−17N	=55B	−20N	+70N	F	=64B	=39B	F	3.5	30.5	30.5	13.25	1871	0.0
70	De Oliveira, Vinicius Caon Tomaz	1627	BRA	−7N	+89B	−30N	−32N	−69B	=74B	+95N	+93B	−48N	3.5	30.0	30.0	4.00	1625	-8.8
71	De Araujo, Gabriel Ruiz	0	BRA	−44B	−66N	−67B	+80N	+88N	−22B	+85N	=77B	−50N	3.5	29.5	31.5	8.50	1480	0.0
72	Yepes Gavidia, Ricardo	1871	PER	F	+93N	−43B	+95N	=30B	−42N	+67B	−31N	F	3.5	27.0	27.0	6.50	1846	-4.0
73	Dos Santos, Paulo Jose Palma	1614	BRA	−6N	−63N	+88B	−64B	=75N	+95B	−39N	=74B	F	3.0	29.5	29.5	5.00	1445	-34.8
74	De Souza, Vitor Rodrigues Fontini	0	BRA	F	−6B	−36N	−67N	−65B	=70N	+98B	=73N	+78B	3.0	28.0	28.0	6.25	1559	0.0
75	Galeano Rolin, Mateo Josias	1454	PAR	=43B	−76N	=40B	−66N	=73B	−56N	−81N	+89B	=93N	3.0	27.5	28.0	8.50	1484	+4.0
76	Vaz, Osvaldo Jose	1747	BRA	F	+75B	−14N	−21B	−54N	F	+84N	+83B	−38N	3.0	27.5	27.5	7.00	1696	-12.4
77	Alves, Gabriel Carissimo	1723	BRA	F	−14B	+96N	=94B	−36N	+90B	−33N	=71N	−44B	3.0	26.5	26.5	4.00	1663	-20.8
78	Troche Gonzalez, David Alexander Nahuel	1475	PAR	−59N	−53B	=89N	+96B	−50N	=81B	+90N	−57B	−74N	3.0	26.0	26.0	4.25	1522	-2.0
79	Metidieri, Diogenes Galavotti	1464	BRA	−48N	−62B	−90N	+82B	−86N	+87B	+89N	−56N	F	3.0	23.5	25.5	6.50	1510	+1.2
80	Alves, Leandro Carisimo	0	BRA	−57N	−34B	−68N	−71B	F	+82N	F	+95B	+81B	3.0	21.5	21.5	5.00	1567	0.0
81	Dos Santos, Celso Freire	1502	BRA	−46N	−64B	+82N	−23B	−90N	=78N	+75B	−50B	−80N	2.5	29.5	31.5	7.00	1561	+5.0
82	Samudio Santacruz, Sabrina Sahari	0	PAR	−20B	−61N	−81B	−79N	=89N	−80B	+91B	−87N	+98B	2.5	24.0	24.0	3.00	815	-44.0
83	Franco, Rebeca Todon	1470	BRA	−29B	F	−57N	−39N	+87B	−60B	+86N	−76N	−61B	2.0	29.0	29.0	4.00	985	-34.0
84	Centurion Carbonera, Cecilia Catherine	1447	PAR	−30N	−23B	F	−40N	−68B	+91N	−76B	−86N	+87B	2.0	28.0	28.0	4.00	938	-29.2
85	Medero, Hildo Rodrigo	1477	ARG	−25B	−47N	−87B	+93N	+91B	−66N	−71B	−45N	F	2.0	27.0	27.5	2.50	1533	+2.2
86	Lugo Martinez, Federico Joaquin	0	PAR	−33N	−60B	−65N	F	+79B	−61N	−83B	+84B	−68N	2.0	27.0	27.0	5.00	1411	0.0
87	Samudio Santacruz, Samira Susana	0	PAR	−36N	−54B	+85N	−34B	−83N	−79N	−88B	+82B	−84N	2.0	25.5	27.5	4.50	1369	0.0
88	Varella, Alexandre Camera	0	BRA	−21N	−50B	−73N	F	−71B	F	+87N	+90B	−60N	2.0	24.5	24.5	4.00	957	0.0
89	Samudio Santacruz, Stephanie Sophia	0	PAR	−32B	−70N	=78B	−92N	=82B	+96N	−79B	−75N	F	2.0	23.0	23.0	2.75	1336	0.0
90	Guimaraes, Felipe Pavanato	0	BRA	F	F	+79B	−61N	+81B	−77N	−78B	−88N	−91N	2.0	19.5	19.5	5.50	1499	0.0
91	Vieira da Silva, Daniel Ricardo	0	BRA	F	F	−28N	−22B	−85N	−84B	−82N	+98N	+90B	2.0	19.0	19.0	2.00	772	0.0
92	Shirabe, Gustavo Tsuyoshi Hasegaw	1498	BRA	F	−58B	−37N	+89B	F	−40N	F	F	F	1.0	16.0	16.0	2.00	1026	-10.4
93	Vaz, Vania Dora Madona	1455	BRA	F	−72B	−51N	−85B	F	F	F	−70N	=75B	0.5	19.5	19.5	1.50	1255	-20.4
94	Karoly, Carlos Acacio GomesCM	1892	BRA	F	F	−25B	=77N	−67B	F	F	F	F	0.5	15.0	15.0	1.50	1561	-24.4
95	Linder, Matheus Pauli	0	BRA	F	F	F	−72B	−51N	−73N	−70B	−80N	F	0.0	17.5	17.5	0.00	902	0.0
96	Shirabe, Felipe Toshiyuki Hasegaw	1416	BRA	F	−56N	−77B	−78N	F	−89B	F	F	F	0.0	12.0	12.0	0.00	851	-26.8
97	De Moura, Pablo Rafael	1780	BRA	−13N	F	F	F	F	F	F	F	F	0.0	10.0	10.0	0.00	1380	-1.6
98	Bachmann Valdovinos, Tomas	0	PAR	F	F	F	F	F	F	−74N	−91B	−82N	0.0	7.5	7.5	0.00	622	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Rivarola Rotela, Alejandro MoisesPAR
+85.6
5.5 pts · #53
2Recalde Vazquez,Virgilio SamuelPAR
+69.2
5.5 pts · #16
3Pontes, Luiz Felizola LimaBRA
+62.4
5.5 pts · #34

Top rating losers

1Petti, Luca GiovanniFMARG
-92.4
5.0 pts · #23
2Leonardi, LucasBRA
-67.2
4.0 pts · #63
3Gauche, CharlesFMBRA
-44.4
4.5 pts · #28

Biggest upsets

R9+519 Elo gap
Rivarola Rotela, Alejandro Moises1632 beat FMGauche, Charles2151
R7+407 Elo gap
Ruiz, Frayson Nycolas Rodrigues1757 beat WIMVargas, Gabriela2164
R8+316 Elo gap
Barrera Caicedo, Hubert1948 beat FMPetti, Luca Giovanni2264