Campeonato Regional Centro-Oeste Absoluto e Feminino STD 2026

Open SwissStandard

63 players participated in this 6-round tournament, held from 08 May 2026 to 10 May 2026 in Sindrolandia MS, Brazil. 2 federations represented. Top 10 Elo average was 1964, and top seed was Leonardo C B C De Almeida Neves (🇧🇷 BRA, 2156).

Leonardo C B C De Almeida Neves (🇧🇷 BRA, 2156) won with 6.0/6, ahead of Lucas Pereira Ramalho (5.0) and Diego Pinheiro Samaniego (4.5). Neves won solo starting round 5.

The biggest upset came in round 3: Cesar Mineo De Paula Ishikawa (1579) beat Leandro Henrique Varres Dantas (1857), a +278-point gap.

Location

🇧🇷Sindrolandia MS, Brazil

Dates

08 May 2026 → 10 May 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇧🇷Leonardo C B C De Almeida Neves2156

Avg top 10

1,964

Participants

Federations · 2 represented

🇧🇷Brazil×44

🇵🇾Paraguay×1

Top 3

🥇
Leonardo C B C De Almeida Neves
🇧🇷BRA·2156
6.0pts·2656perf+19.2
🥈
Lucas Pereira Ramalho
🇧🇷BRA·1975
5.0pts·2034perf+20.0
🥉
Diego Pinheiro Samaniego
🇧🇷BRA·1874
4.5pts·1897perf+4.6

How it unfolded

Top 6 · 6 rounds

Leonardo C B C De Almeida Neves led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders

Neves6Ramalho5Cezar Junior4.5Samaniego4.5Oshiro4.5Gazineu Neto4.5

R5–R6 · LEAD HELD

Leonardo C B C De Almeida Neves never relinquished the lead after R5; final gap +1.0 over the runner-up.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Leonardo C B C De Almeida Neves beat Lucas Pereira Ramalho (White).

WIN STREAKS · 2 top finishers

Leonardo C B C De Almeida Neves 6 wins (R1–R6)Lucas Pereira Ramalho 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Leonardo C B C De Almeida Neves	*	1	—	—
2Lucas Pereira Ramalho	0	*	—	—
3William Carlos Cezar Junior	—	—	*	—
4Diego Pinheiro Samaniego	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Neves, Leonardo C B C De Almeida	2156	BRA	+28N	+35B	+16N	+2B	+7N	+15B	6.0	19.0	22.0	22.00	2656	+19.2
2	Ramalho, Lucas Pereira	1975	BRA	+39N	+22B	+33N	−1N	+26B	+7B	5.0	19.5	22.5	16.50	2034	+20.0
3	Samaniego, Diego Pinheiro	1874	BRA	+46B	=17N	+18B	=10N	+14B	=8N	4.5	19.0	21.0	15.25	1897	+4.6
4	Cezar Junior, William Carlos	2029	BRA	+48B	=29N	=5B	+27N	+10B	=6N	4.5	19.0	21.0	15.00	1928	-10.0
5	Oshiro, Edson Hidenobu	1796	BRA	+32N	+30B	=4N	−15B	+16N	+17B	4.5	18.0	21.0	15.25	1937	+29.2
6	Gazineu Neto, Rubens	1937	BRA	+34B	+45N	−7B	+20N	+32B	=4B	4.5	18.0	20.0	13.75	1837	-6.4
7	Areco Alvarenga, Eric Adriel	1889	PAR	+42N	+41B	+6N	+9B	−1B	−2N	4.0	22.5	25.5	14.50	1997	+30.8
8	De Souza, Arthur Neres	1934	BRA	+50N	+24B	=9N	+17B	−15N	=3B	4.0	19.0	21.0	13.25	1873	-9.6
9	De Oliveira, Jairo Quintiliano	1971	BRA	+36B	+21N	=8B	−7N	=18B	+27N	4.0	18.0	21.0	13.25	1839	-14.4
10	Andretto,Matheus dos Reis	1709	BRA	=44N	+55B	+31N	=3B	−4N	+28B	4.0	17.5	19.0	11.00	1845	+26.8
11	Dantas, Leandro Henrique Varres	1857	BRA	+23N	=31B	−17N	+30B	+24N	=25B	4.0	17.0	20.0	13.25	1585	-39.6
12	Sopko, Cassio Roberto	1819	BRA	+40B	=27N	−20B	=19N	+48B	+21N	4.0	16.5	18.5	11.75	1862	+3.0
13	Arruda Filho, Ivo Pereira de	1774	BRA	=19B	+47N	=27B	=25N	=20B	+26N	4.0	16.5	18.5	11.75	1539	-5.8
14	Davalos, Danny Ramirez	1902	BRA	−26B	+51N	+42N	+28B	−3N	+40B	4.0	16.5	18.5	11.00	1704	-17.6
15	Cristino, Felipe Borges	1970	BRA	F	=18N	+29B	+5N	+8B	−1N	3.5	21.0	21.0	13.25	1991	+5.0
16	Taveira, Davi Tavares Barbosa	1789	BRA	+51B	+26N	−1B	+39N	−5B	=18N	3.5	20.0	22.0	9.75	1677	-26.8
17	Ishikawa, Cesar Mineo De Paula	1579	BRA	+58N	=3B	+11B	−8N	+29B	−5N	3.5	20.0	21.0	10.25	1834	+60.8
18	Ferezin, Ramon German Fuentealba	1617	BRA	+56N	=15B	−3N	+23B	=9N	=16B	3.5	19.0	20.0	10.00	1814	+33.2
19	Pereira, Samuel Melo	0	BRA	=13N	=25B	=24N	=12B	+41N	=22B	3.5	18.5	21.5	12.25	1706	0.0
20	Freire, Rafaela A. Correa Dutra	0	BRA	F	+44B	+12N	−6B	=13N	+35B	3.5	18.0	18.0	11.50	1828	0.0
21	Leite Lima,Luiz Henrique	1701	BRA	+53N	−9B	=23N	+47B	+34N	−12B	3.5	16.5	18.5	8.75	1095	-20.4
22	Hippertt, Joao	1640	BRA	+60B	−2N	+40B	−26N	+46B	=19N	3.5	16.5	17.0	7.25	1175	-2.4
23	Dos Santos, Estevao Janzen	0	BRA	−11B	+38N	=21B	−18N	+52B	+45N	3.5	16.0	18.0	8.75	1605	0.0
24	Assan, Nasser Charif	1611	BRA	+57B	−8N	=19B	+54N	−11B	+47N	3.5	15.5	16.5	6.75	1096	-12.8
25	Marinho, Marlon Glauber	0	BRA	F	=19N	+59B	=13B	+33N	=11N	3.5	15.0	15.0	9.25	1800	0.0
26	De Moraes, Lorenzo Ogeda	0	BRA	+14N	−16B	+35N	+22B	−2N	−13B	3.0	20.0	23.0	10.50	1797	0.0
27	Roeder, Guilherme H Oliveira	1539	BRA	+63N	=12B	=13N	−4B	+30N	−9B	3.0	19.5	19.5	7.00	1675	+18.8
28	Barreiros, Romulo Andretto	1534	BRA	−1B	+52N	+57B	−14N	+38B	−10N	3.0	19.0	20.0	6.00	1048	-18.0
29	Delvalle, Miguel Lezcano	1707	BRA	+49N	=4B	−15N	+31B	−17N	=34B	3.0	17.5	19.5	8.75	1699	-6.8
30	Heck,Diogo Cristaldo	0	BRA	+37B	−5N	+36B	−11N	−27B	+48N	3.0	17.5	19.5	8.00	1663	0.0
31	Insaurralde, Rafael	1564	BRA	+38B	=11N	−10B	−29N	+44B	=37B	3.0	17.0	19.5	9.00	1571	+0.4
32	Mezher, Antoine	0	BRA	−5B	+37N	+45B	+41B	−6N	F	3.0	17.0	17.0	8.00	1760	0.0
33	Yassuda,Mariana Mayum Shiguematsu	1708	BRA	+52B	+59N	−2B	=34N	−25B	=39N	3.0	16.5	17.0	5.50	1539	-18.4
34	Medeiros Alves, Wilson Cezar	0	BRA	−6N	+56B	+49N	=33B	−21B	=29N	3.0	16.0	17.0	6.00	1570	0.0
35	Mendonca, Erico	1703	BRA	+62B	−1N	−26B	+60N	+36B	−20N	3.0	16.0	16.0	3.50	1790	+2.6
36	Moreira, Marcos Paes	1477	BRA	−9N	+53B	−30N	+43B	−35N	+49B	3.0	15.0	17.0	7.00	990	-11.6
37	Wedekim Jodai, Jorge Luiz Yasuji	1784	BRA	−30N	−32B	+44N	+49B	=39B	=31N	3.0	14.5	16.5	7.50	1526	-25.2
38	FIDE 580001165	0	—	−31N	−23B	+50N	+42B	−28N	+46N	3.0	14.5	16.5	7.00	749	0.0
39	Assan, Lucio Charif Medina	1488	BRA	−2B	+62N	+63B	−16B	=37N	=33B	3.0	14.5	14.5	3.00	1599	+16.0
40	Dos Santos, Samuel Janzen	0	BRA	−12N	+58B	−22N	+63B	+45B	−14N	3.0	14.5	14.5	3.00	1546	0.0
41	Nascimento, Khayo Junior Costa	1587	BRA	+61B	−7N	+60B	−32N	−19B	+51N	3.0	13.0	13.5	3.00	1089	-6.0
42	FIDE 44758391	0	—	−7B	+61N	−14B	−38N	+60B	+63N	3.0	12.0	12.0	1.00	1096	0.0
43	FIDE 580001637	0	—	−45B	+46N	−47B	−36N	+62B	+50N	3.0	11.0	11.0	4.00	736	0.0
44	Napolitano, Loren Moreira	0	BRA	=10B	−20N	−37B	+55N	−31N	+59B	2.5	15.0	15.5	4.00	1413	0.0
45	Cavalcante, Anna Clara Da Rosa	1594	BRA	+43N	−6B	−32N	+56B	−40N	−23B	2.0	17.0	18.0	4.00	1137	-4.8
46	FIDE 538063689	0	—	−3N	−43B	+53N	+61B	−22N	−38B	2.0	16.0	16.5	2.50	957	0.0
47	FIDE 538052016	0	—	F	−13B	+43N	−21N	+54B	−24B	2.0	16.0	16.0	5.00	895	0.0
48	Lima, Gislayne Sousa	1526	BRA	−4N	−49B	+62N	+57B	−12N	−30B	2.0	14.5	14.5	1.00	1073	-9.2
49	FIDE 580001572	0	—	−29B	+48N	−34B	−37N	+56B	−36N	2.0	14.0	15.0	3.00	1431	0.0
50	FIDE 580001025	0	—	−8B	−57N	−38B	+53N	+59N	−43B	2.0	13.0	13.5	2.50	1134	0.0
51	Harb, Miguel Romero Nantes	0	BRA	−16N	−14B	−56N	+58B	+57N	−41B	2.0	12.5	13.5	2.00	959	0.0
52	FIDE 580001564	0	—	−33N	−28B	+58N	=59B	−23N	=55B	2.0	12.0	12.5	2.00	821	0.0
53	FIDE 580001599	0	—	−21B	−36N	−46B	−50B	+58N	+56N	2.0	11.5	12.5	2.00	789	0.0
54	FIDE 580001661	0	—	F	F	+55N	−24B	−47N	+62B	2.0	7.0	7.0	1.50	811	0.0
55	Pretto, Alexandre Luiz Pereira	0	BRA	F	−10N	−54B	−44B	+61N	=52N	1.5	11.0	11.0	1.50	909	0.0
56	FIDE 580001610	0	—	−18B	−34N	+51B	−45N	−49N	−53B	1.0	12.5	14.5	2.00	806	0.0
57	FIDE 580001629	0	—	−24N	+50B	−28N	−48N	−51B	−58B	1.0	12.5	13.5	2.00	757	0.0
58	FIDE 580001653	0	—	−17B	−40N	−52B	−51N	−53B	+57N	1.0	12.5	13.5	1.00	779	0.0
59	FIDE 580001688	0	—	F	−33B	−25N	=52N	−50B	−44N	0.5	13.0	13.0	1.00	908	0.0
60	FIDE 580001602	0	—	−22N	F	−41N	−35B	−42N	=61B	0.5	13.0	13.0	0.25	843	0.0
61	FIDE 580001645	0	—	−41N	−42B	F	−46N	−55B	=60N	0.5	10.0	10.0	0.25	787	0.0
62	FIDE 580001580	0	—	−35N	−39B	−48B	F	−43N	−54N	0.0	13.0	13.0	0.00	772	0.0
63	FIDE 580001670	0	—	−27B	F	−39N	−40N	F	−42B	0.0	12.0	12.0	0.00	714	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Ishikawa, Cesar Mineo De PaulaBRA
+60.8
3.5 pts · #16
2Ferezin, Ramon German FuentealbaBRA
+33.2
3.5 pts · #23
3Areco Alvarenga, Eric AdrielPAR
+30.8
4.0 pts · #9

Top rating losers

1Dantas, Leandro Henrique VarresBRA
-39.6
4.0 pts · #19
2Taveira, Davi Tavares BarbosaBRA
-26.8
3.5 pts · #20
3Wedekim Jodai, Jorge Luiz YasujiBRA
-25.2
3.0 pts · #33

Biggest upsets

R3+278 Elo gap
Ishikawa, Cesar Mineo De Paula1579 beat Dantas, Leandro Henrique Varres1857
R5+128 Elo gap
Ishikawa, Cesar Mineo De Paula1579 beat Delvalle, Miguel Lezcano1707