XIV Memorial Hercilio Ermel Aberto do Brasil de Xadrez Classico

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73 players participated in this 6-round tournament, held from 04 Jun 2026 to 06 Jun 2026 in Londrina PR, Brazil. Top 10 Elo average was 1946, and top seed was Jair Osipi (🇧🇷 BRA, 2148).

Jair Osipi (🇧🇷 BRA, 2148) won with 5.0/6, ahead of Osvaldo Cezar G. De Andrade (5.0) and Jesse Emanoel Lorensetti (5.0). Osipi shared the lead from round 1, winning on tie-break.

The biggest upset came in round 5: Vinicius Hiroshi Ogawa (1543) beat Carlos Eduardo Correia Lima (1914), a +371-point gap.

Location

🇧🇷Londrina PR, Brazil

Dates

04 Jun 2026 → 06 Jun 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇧🇷Jair Osipi2148

Avg top 10

1,946

Participants

Federations · 1 represented

🇧🇷Brazil×56

Top 3

🥇
Jair Osipi
🇧🇷BRA·2148
5.0pts·2125perf-0.6
🥈
Osvaldo Cezar G. De Andrade
🇧🇷BRA·2036
5.0pts·2047perf+3.4
🥉
Jesse Emanoel Lorensetti
🇧🇷BRA·1969
5.0pts·2030perf+9.8

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 5 players tied at 5.0/6, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 5 at the finish.

Co-leaders

Kaneda5Osipi5Lorensetti5Monteiro5De Andrade5Lukachewski Junior4.5

R6 · TIEBREAK CLUSTER

5 players finish on 5.0/6. Osipi takes the title on Buchholz Cut1 (21.5).

WIN STREAKS · 2 top finishers

Jair Osipi 4 wins (R1–R4)Jesse Emanoel Lorensetti 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Eric Kazuichi Kaneda	*	—	—	—
2Jair Osipi	—	*	1	—
3Jesse Emanoel Lorensetti	—	0	*	—
4Samuel Ramazzotte Monteiro	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Osipi, Jair	2148	BRA	+68N	+28B	+13N	+3B	=2N	=7B	5.0	21.5	22.0	17.25	2125	-0.6
2	De Andrade, Osvaldo Cezar G.	2036	BRA	+72N	+32B	+11N	+20B	=1B	=5N	5.0	20.5	20.5	15.50	2047	+3.4
3	Lorensetti, Jesse Emanoel	1969	BRA	+26B	+34N	+8B	−1N	+28B	+10N	5.0	20.0	23.0	18.00	2030	+9.8
4	Kaneda, Eric Kazuichi	1945	BRA	+67N	+24B	=12N	+14B	=7N	+11B	5.0	20.0	21.0	16.75	1984	+5.0
5	Monteiro, Samuel Ramazzotte	1826	BRA	+48N	+46B	=6N	+29B	+21N	=2B	5.0	18.5	21.0	16.25	2028	+53.6
6	Lukachewski Junior, Wanderlei	2046	BRA	+19B	+40N	=5B	=7N	+23B	=8N	4.5	21.5	24.5	17.50	1880	-15.4
7	De Menezes, Ricardo Fagner Dias	1841	BRA	+64N	+35B	+31N	=6B	=4B	=1N	4.5	20.5	21.5	14.25	2019	+18.4
8	Yabushita, Nicolas Kenji	1661	BRA	+54N	+51B	−3N	+35B	+13N	=6B	4.5	18.5	20.5	13.25	1946	+54.0
9	Viana, Matheus Pimentel Dom Bosco	1732	BRA	−30N	+61B	+55N	+16B	=20N	+12B	4.5	16.5	18.0	13.25	2401	+40.4
10	Batista, Arthur Henrique Brunasso	1889	BRA	+50N	+18B	=14N	=12B	+32N	−3B	4.0	20.0	22.0	13.00	1804	-18.8
11	Da Cunha, Gastao	1801	BRA	+49B	+41N	−2B	+25N	+34B	−4N	4.0	19.5	22.0	12.00	1790	+0.6
12	Oliveira, Nicolas Broio	1769	BRA	+61B	+33N	=4B	=10N	+31B	−9N	4.0	19.5	21.0	12.00	1730	-6.4
13	Ramazzotte, Maicon Zilli	1831	BRA	+42B	+25N	−1B	+38N	−8B	+34N	4.0	19.0	22.0	12.50	1772	-6.6
14	Dos Santos, Pedro Augusto	1693	BRA	+37B	+47N	=10B	−4N	+36B	=17N	4.0	19.0	21.5	12.50	1787	+18.8
15	Portes Marques, Leonardo Eugenio	1680	BRA	+45N	=30B	−21N	+44B	+29N	=18B	4.0	16.0	18.5	11.50	1637	-7.2
16	Ogawa, Gustavo Kenji	1575	BRA	−33B	+37N	+49B	−9N	+57B	+28N	4.0	16.0	18.0	10.50	1690	+12.4
17	Ogawa, Vinicius Hiroshi	1543	BRA	+52N	=21B	−29N	+62B	+22N	=14B	4.0	16.0	17.5	10.75	1733	+34.8
18	Burgos, Ronaldo De Oliveira	1586	BRA	+73B	−10N	+53B	=22B	+56N	=15N	4.0	15.5	15.5	7.75	1782	+37.6
19	Czernisz, Erika Da Silva	0	BRA	−6N	+63B	−23N	+51B	+52N	+32B	4.0	15.0	16.5	8.50	1664	0.0
20	FIDE 580007090	0	—	F	+23B	+22N	−2N	=9B	+21B	3.5	20.0	20.0	12.75	1881	0.0
21	Deus Filho, Joaquim de	1842	BRA	+53B	=17N	+15B	+36N	−5B	−20N	3.5	19.5	21.5	11.00	1800	-3.6
22	Lima, Carlos Eduardo Correia	1914	BRA	+58B	+27N	−20B	=18N	−17B	+31N	3.5	18.0	20.0	10.50	1568	-46.0
23	Miamoto, Igor Tadashi Osanai	1679	BRA	+60B	−20N	+19B	+50N	−6N	=27B	3.5	17.5	19.5	9.75	1618	-9.6
24	Muniz, Lucas Bandeira	1616	BRA	+70B	−4N	−50B	+39N	+37B	=26N	3.5	16.5	16.5	7.75	1145	-4.8
25	Miamoto, Giovanna Ayumi Osanai	1525	BRA	+43N	−13B	+51N	−11B	=30N	+45B	3.5	16.0	18.0	8.50	1016	-12.4
26	Costa, Gabriel Prudencio	0	BRA	−3N	+65B	−28N	+70B	+43N	=24B	3.5	15.0	15.0	5.25	1471	0.0
27	Dos Santos, Paulo Jose Palma	1576	BRA	+69N	−22B	=44N	=30B	+50B	=23N	3.5	14.5	15.0	7.00	1604	+0.8
28	Carvalho Filho, Jose Roberto Gama	1647	BRA	+39B	−1N	+26B	+33N	−3N	−16B	3.0	20.5	23.5	9.50	1064	-32.4
29	Bernardes, Andre Amancio	1482	BRA	+59B	=36N	+17B	−5N	−15B	=39N	3.0	19.0	21.0	9.00	1618	+22.4
30	Avelhaneda, Anthony Alves	0	BRA	+9B	=15N	−36B	=27N	=25B	=38N	3.0	18.5	21.5	11.50	1641	0.0
31	FIDE 580007031	0	—	+38B	+?N	−7B	+40N	−12N	−22B	3.0	18.0	18.0	6.00	1671	0.0
32	Filho, Mauricio Jose Goncalves	1642	BRA	+57B	−2N	+58B	+47N	−10B	−19N	3.0	17.5	19.5	6.50	1163	-10.8
33	FIDE 580006990	0	—	+16N	−12B	+46N	−28B	=44N	=41N	3.0	16.5	19.0	9.25	1600	0.0
34	Guimaraes, Felipe Pavanato	1605	BRA	+65N	−3B	+64N	+43B	−11N	−13B	3.0	16.5	17.5	4.50	1067	-22.4
35	Abilhoa, Felipe Auer	1556	BRA	+71B	−7N	+57B	−8N	+47B	−40N	3.0	16.5	16.5	4.50	910	-36.8
36	Ramazzotte, Alexandre Franco	1770	BRA	+44N	=29B	+30N	−21B	−14N	=53B	3.0	16.0	18.0	8.00	1399	-27.0
37	De Miranda, Ana Luisa Ferreira	0	BRA	−14N	−16B	+69N	+55B	−24N	+56B	3.0	15.5	16.0	4.50	1525	0.0
38	Vicente, Livia Gazzi	1560	BRA	−31N	+54B	+45N	−13B	=53N	=30B	3.0	14.5	16.5	7.00	1031	-6.8
39	Fraron, Eliandra	0	BRA	−28N	=68B	+48N	−24B	+46N	=29B	3.0	14.5	15.0	6.75	1483	0.0
40	Biazon, Natalia De Oliveira	1629	BRA	+63N	−6B	F	−31B	+58N	+35B	3.0	14.0	15.0	6.50	1793	+12.8
41	Biazon, Heloise De Oliveira	1477	BRA	+66N	−11B	−43N	=45B	+62N	=33B	3.0	13.5	14.5	5.25	1001	-5.2
42	Gomes, Nathan Bueno	0	BRA	−13N	−43B	−65N	+69B	+54N	+52B	3.0	11.5	12.0	4.50	1031	0.0
43	De Oliveira, Natan Emanuel Mattos	0	BRA	−25B	+42N	+41B	−34N	−26B	=49N	2.5	16.0	18.5	7.25	1411	0.0
44	Medeiros, Antonio Carlos Prol	0	BRA	−36B	+59N	=27B	−15N	=33B	=47N	2.5	16.0	18.0	6.50	1402	0.0
45	Becker, Arthur Brandolim	0	BRA	−15B	+56N	−38B	=41N	+48B	−25N	2.5	16.0	18.0	6.00	1428	0.0
46	Balbino, Karina Maria Souza	1533	BRA	+62B	−5N	−33B	=61N	−39B	+59N	2.5	14.5	16.0	4.25	1026	-6.0
47	FIDE 580007112	0	—	+55N	−14B	+68N	−32B	−35N	=44B	2.5	14.5	15.0	3.75	1395	0.0
48	FIDE 538076519	0	—	−5B	=62N	−39B	+68B	−45N	+61N	2.5	13.5	14.0	2.75	1026	0.0
49	Fragoso, Rafael	0	BRA	−11N	+66B	−16N	−52B	+70N	=43B	2.5	13.5	13.5	2.25	888	0.0
50	Pires, Miguel Luiz Da Silva	0	BRA	−10B	F	+24N	−23B	−27N	+57N	2.0	16.5	16.5	5.50	1497	0.0
51	Vilas Boas, Leticia Corassari	0	BRA	+56B	−8N	−25B	−19N	F	+55B	2.0	16.0	16.5	4.00	1572	0.0
52	FIDE 580007023	0	—	−17B	−53N	+60B	+49N	−19B	−42N	2.0	15.5	17.5	4.50	743	0.0
53	Costa, Miguel Prudencio	0	BRA	−21N	+52B	−18N	F	=38B	=36N	2.0	15.5	16.5	5.00	1497	0.0
54	Fernandes, Pablo Nishimura C	0	BRA	−8B	−38N	+59B	−56N	−42B	+71N	2.0	14.5	14.5	2.00	821	0.0
55	Campagnaro, Murilo Pereira	1459	BRA	−47B	+60N	−9B	−37N	+61B	−51N	2.0	14.0	15.5	3.50	932	-6.8
56	Yoshi, Ingrid Mayumi Da Silva	1643	BRA	−51N	−45B	+63N	+54B	−18B	−37N	2.0	13.5	15.0	3.50	786	-23.2
57	Da Silva, Graziele Berbet	0	BRA	−32N	+72B	−35N	+64B	−16N	−50B	2.0	13.0	13.0	1.00	791	0.0
58	Burgos, Luigi De Oliveira	0	BRA	−22N	+69B	−32N	F	−40B	+60N	2.0	12.5	13.0	2.50	928	0.0
59	FIDE 580007040	0	—	−29N	−44B	−54N	+63B	+64N	−46B	2.0	11.5	12.5	2.50	708	0.0
60	Oliveira, Oliver De Sotti	0	BRA	−23N	−55B	−52N	+71B	+66N	−58B	2.0	10.5	10.5	1.00	769	0.0
61	FIDE 44748205	0	—	−12N	−9N	+71B	=46B	−55N	−48B	1.5	15.5	15.5	1.25	1301	0.0
62	FIDE 580007104	0	—	−46N	=48B	F	−17N	−41B	+64B	1.5	13.0	13.0	2.25	718	0.0
63	FIDE 44795262	0	—	−40B	−19N	−56B	−59N	=69B	+70N	1.5	11.5	11.5	0.25	836	0.0
64	FIDE 538076659	0	—	−7B	+71N	−34B	−57N	−59B	−62N	1.0	13.0	13.0	0.00	923	0.0
65	FIDE 580007082	0	—	−34B	−26N	+42B	F	F	F	1.0	11.5	11.5	3.00	805	0.0
66	FIDE 580007066	0	—	−41B	−49N	F	F	−60B	+69N	1.0	10.0	10.0	0.50	677	0.0
67	Sipriano, Juan Gabriel	0	BRA	−4B	+70N	F	F	F	F	1.0	8.0	8.0	0.00	1145	0.0
68	Vieira, Danillo Henrique	0	BRA	−1B	=39N	−47B	−48N	F	F	0.5	15.0	15.0	1.50	1348	0.0
69	FIDE 580007058	0	—	−27B	−58N	−37B	−42N	=63N	−66B	0.5	13.0	14.0	0.75	776	0.0
70	Fernandes, Pietro Nishimura Caste	0	BRA	−24N	−67B	F	−26N	−49B	−63B	0.0	12.0	12.0	0.00	816	0.0
71	FIDE 580007074	0	—	−35N	−64B	−61N	−60N	F	−54B	0.0	9.5	9.5	0.00	756	0.0
72	FIDE 538049201	0	—	−2B	−57N	F	F	F	F	0.0	7.0	7.0	0.00	1236	0.0
73	FIDE 580007015	0	—	−18N	F	F	F	F	F	0.0	6.0	6.0	0.00	786	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Yabushita, Nicolas KenjiBRA
+54.0
4.5 pts · #13
2Monteiro, Samuel RamazzotteBRA
+53.6
5.0 pts · #4
3Viana, Matheus Pimentel Dom BoscoBRA
+40.4
4.5 pts · #9

Top rating losers

1Lima, Carlos Eduardo CorreiaBRA
-46.0
3.5 pts · #26
2Abilhoa, Felipe AuerBRA
-36.8
3.0 pts · #44
3Carvalho Filho, Jose Roberto GamaBRA
-32.4
3.0 pts · #70

Biggest upsets

R5+371 Elo gap
Ogawa, Vinicius Hiroshi1543 beat Lima, Carlos Eduardo Correia1914
R5+170 Elo gap
Yabushita, Nicolas Kenji1661 beat Ramazzotte, Maicon Zilli1831