Aberto do Brasil Cidade de Aracaju 2026

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50 players participated in this 6-round tournament, held from 17 Apr 2026 to 19 Apr 2026 in Aracaju SE, Brazil. 2 titled players from 3 federations. Top 10 Elo average was 2080, and top seed was Paulo F. Jatoba de Oliveira Reis (🇧🇷 BRA, FM, 2339).

Paulo F. Jatoba de Oliveira Reis (🇧🇷 BRA, FM, 2339) won with 5.5/6, ahead of Vitor Firmo de Souza Rocha (5.5) and Rikelme Amorim Dos Santos (5.0). Reis shared the lead from round 1, winning on tie-break.

The biggest upset came in round 2: Leonardo Silva Dos Santos (1469) beat Augusto Cesar Santos Esmeraldo Esmeraldo (1761), a +292-point gap.

Location

🇧🇷Aracaju SE, Brazil

Dates

17 Apr 2026 → 19 Apr 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇧🇷FMPaulo F. Jatoba de Oliveira Reis2339

Avg top 10

2,080

Participants

Titled players · 2

FM×1

CM×1

Federations · 3 represented

🇧🇷Brazil×42

FIDE (no federation)×1

🇩🇪Germany×1

Top 3

🥇
FMPaulo F. Jatoba de Oliveira Reis
🇧🇷BRA·2339
5.5pts·2436perf+4.6
🥈
Vitor Firmo de Souza Rocha
🇧🇷BRA·2188
5.5pts·2441perf+27.6
🥉
Rikelme Amorim Dos Santos
🇧🇷BRA·2016
5.0pts·2200perf+19.0

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 2 players tied at 5.5/6, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 2 at the finish.

Co-leaders

Reis5.5Rocha5.5Zallio5Santos5Aranha4.5Xavier4.5

R6 · TIEBREAK CLUSTER

2 players finish on 5.5/6. Reis takes the title on Buchholz Cut1 (21.5).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

FM Paulo F. Jatoba de Oliveira Reis drew with Vitor Firmo de Souza Rocha (White).

WIN STREAKS · 3 top finishers

FM Paulo F. Jatoba de Oliveira Reis 5 wins (R1–R5)Vitor Firmo de Souza Rocha 5 wins (R1–R5)CM Luciano de Souza Zallio 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMPaulo F. Jatoba de Oliveira Reis	*	½	—	1
2Vitor Firmo de Souza Rocha	½	*	1	—
3CMLuciano de Souza Zallio	—	0	*	—
4Rikelme Amorim Dos Santos	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Reis,Paulo F. Jatoba de OliveiraFM	2339	BRA	+37N	+24B	+9N	+7B	+3N	=2B	5.5	21.5	23.5	20.75	2436	+4.6
2	Rocha, Vitor Firmo de Souza	2188	BRA	+27N	+21B	+13N	+4B	+8N	=1N	5.5	21.0	24.0	21.25	2441	+27.6
3	Santos, Rikelme Amorim Dos	2016	BRA	+41B	+20N	+5N	+17B	−1B	+7N	5.0	21.0	23.0	17.50	2200	+19.0
4	Zallio, Luciano de SouzaCM	2107	BRA	+34N	+14B	+6N	−2N	+23B	+11B	5.0	20.5	22.5	17.00	2188	+12.2
5	Aranha, Eduardo Silva Campos	0	BRA	+39N	+10N	−3B	=6B	+19N	+14B	4.5	20.5	22.5	15.25	1935	0.0
6	Xavier, Nailton Machado	1860	BRA	+18B	+48N	−4B	=5N	+29B	+16N	4.5	19.0	20.0	12.75	1991	+13.4
7	Bogdanov, Andrej	2162	GER	+46B	+25N	+15B	−1N	+9B	−3B	4.0	21.0	22.5	12.00	2097	-14.0
8	Patroclo, Arthur Ruiz	2216	BRA	−22B	+12N	+26B	+21N	−2B	+25N	4.0	18.5	21.5	13.00	2144	-3.6
9	Santos, Sidclay Souza	1965	BRA	+26B	+30N	−1B	+33N	−7N	+22B	4.0	18.0	20.5	11.00	1980	+0.4
10	Rodrigues, Fabiano De Almeida	1906	BRA	+29N	−5B	+28N	=16B	=17N	+33B	4.0	17.0	19.5	11.50	1967	+14.0
11	Santos, Matheus Silva	1921	BRA	=31B	=45N	+22B	+30N	+15B	−4N	4.0	16.5	18.0	11.00	1819	-17.2
12	De Carvalho, Elizzie M Nascimento	1627	BRA	−13N	−8B	+37N	+24B	+34N	+21B	4.0	15.5	17.5	10.00	1959	+99.6
13	Marques, Victor G Do Nascimento	1880	BRA	+12B	+22N	−2B	=18N	−16B	+30N	3.5	19.5	22.0	11.25	1719	-35.2
14	Carvalho, Luan Araujo	1813	BRA	+35B	−4N	+36B	=15N	+18B	−5N	3.5	18.5	20.5	9.25	1891	+23.6
15	Brasil, Alberto Silveira	1938	BRA	+28N	+16B	−7N	=14B	−11N	+32B	3.5	18.0	20.5	10.75	1919	-2.2
16	Lima, Francisco Jose Da Silva	1806	BRA	+49B	−15N	+35B	=10N	+13N	−6B	3.5	17.5	18.5	8.50	1811	+4.8
17	Rodrigues, Arthur G A Dantas	1718	BRA	F	+38B	+19N	−3N	=10B	+23N	3.5	17.5	17.5	10.50	2021	+78.0
18	Pereira, Igor Marcelo Souza	1602	BRA	−6N	+50B	+24N	=13B	−14N	+34B	3.5	16.5	16.5	6.75	1830	+57.2
19	Azevedo, Edmundo Roberto Ramos	1879	BRA	=38N	+32B	−17B	+43N	−5B	+31N	3.5	15.0	17.0	8.00	1815	-6.6
20	Santos Lima, Carlos Roberto	1807	BRA	+42N	−3B	+45B	−23N	=31B	+29N	3.5	15.0	16.5	7.25	1771	-8.0
21	Costa, Heitor Oliveira	1831	BRA	+36B	−2N	+40B	−8B	+28N	−12N	3.0	18.5	20.5	7.00	1829	-6.0
22	Oliveira, Yang De Noronha	0	BRA	+8N	−13B	−11N	+38B	+35N	−9N	3.0	17.5	19.5	8.00	1844	0.0
23	Paris, Neemias do Nascimento	1946	BRA	=32N	+47B	=33N	+20B	−4N	−17B	3.0	17.0	18.5	7.50	1734	-55.2
24	Neves, Carlos Alberto Brasil	1838	BRA	+40N	−1N	−18B	−12N	+46B	+35B	3.0	17.0	18.5	5.50	1634	-27.0
25	Rocha, Kristian Lancelot Schneider	1867	BRA	+43N	−7B	=29N	=32B	+26N	−8B	3.0	16.0	18.0	7.50	1847	-9.2
26	Cardoso, Pedro Henrique Barreto	1738	BRA	−9N	+44B	−8N	+45B	−25B	+39N	3.0	15.0	16.5	5.50	1677	-16.4
27	Dos Santos, Laiza Minelli Nunes	0	BRA	−2B	−36N	+49B	−35N	+43B	+40N	3.0	13.5	14.5	5.00	1612	0.0
28	Santos Sousa, Carlos Henrique	1755	BRA	−15B	+49N	−10B	+48N	−21B	+36N	3.0	13.5	14.5	4.00	1624	-26.8
29	Matos, Daniel Moreira	1675	BRA	−10B	+39N	=25B	+46N	−6N	−20B	2.5	17.0	18.5	5.00	1538	-21.6
30	Nascimento, Amanda Caetano	0	BRA	+44N	−9B	+42N	−11B	=32N	−13B	2.5	16.0	18.0	5.25	1549	0.0
31	Campos, Guilherme Menezes	1710	BRA	=11N	−33B	=38N	+42B	=20N	−19B	2.5	15.5	17.5	6.75	1632	-22.0
32	Dos Passos, Wendeson Vinicius S	1716	BRA	=23B	−19N	+48B	=25N	=30B	−15N	2.5	15.5	16.5	5.25	1715	-0.4
33	Vieira, Erico Vinicius Duarte	1681	BRA	F	+31N	=23B	−9B	+40N	−10N	2.5	15.5	15.5	6.00	1825	+17.2
34	Esmeraldo, Augusto Cesar Santos Esmeraldo	1761	FID	−4B	−35N	+39B	+36N	−12B	−18N	2.0	16.5	18.5	4.00	1440	-82.8
35	Santos, Leonardo Silva Dos	1469	BRA	−14N	+34B	−16N	+27B	−22B	−24N	2.0	16.0	18.0	5.00	1612	+20.4
36	Santos Da Silva, Joao I Pinheiro	1593	BRA	−21N	+27B	−14N	−34B	+42N	−28B	2.0	14.5	16.5	5.00	990	-39.6
37	Freire, Danilo Gaspar Ramos	1666	BRA	−1B	−40N	−12B	+47N	F	+48N	2.0	14.5	15.5	2.50	963	-49.2
38	Peixoto, Marcos Paulo Martins	1615	BRA	=19B	−17N	=31B	−22N	+48B	−45N	2.0	14.0	15.0	4.00	1511	-22.0
39	Santos Junior, Sidclay Souza	0	BRA	−5B	−29B	−34N	+49N	+41B	−26B	2.0	14.0	15.0	3.00	925	0.0
40	De Carvalho, Clarissa Mariana B	1596	BRA	−24B	+37B	−21N	+41N	−33B	−27B	2.0	13.5	15.5	4.00	1561	-7.6
41	Dos Santos, Murilo Brito	0	BRA	−3N	−42B	+44N	−40B	−39N	+50B	2.0	13.0	13.0	2.00	1006	0.0
42	FIDE 538095939	0	—	−20B	+41N	−30B	−31N	−36B	+46N	2.0	12.5	14.0	3.50	903	0.0
43	Aragao, Maria Vitoria Santos	1572	BRA	−25B	=46N	+50B	−19B	−27N	=47N	2.0	12.5	12.5	1.50	1073	-11.6
44	FIDE 538095920	0	—	−30B	−26N	−41B	+50N	−47B	+49N	2.0	10.0	10.0	1.00	938	0.0
45	Santana, Islayne Alberta Santos	1509	BRA	F	=11B	−20N	−26N	F	+38B	1.5	14.5	14.5	4.00	1680	+28.0
46	FIDE 538043955	0	—	−7N	=43B	+47N	−29B	−24N	−42B	1.5	13.5	15.0	2.50	1490	0.0
47	Chiarelli, Jhefferson Aparecido	0	BRA	F	−23N	−46B	−37B	+44N	=43B	1.5	10.5	10.5	3.00	1455	0.0
48	FIDE 538066165	0	—	+50N	−6B	−32N	−28B	−38N	−37B	1.0	14.0	14.0	0.00	922	0.0
49	FIDE 538095947	0	—	−16N	−28B	−27N	−39B	+50N	−44B	1.0	13.5	13.5	0.00	981	0.0
50	FIDE 538052750	0	—	−48B	−18N	−43N	−44B	−49B	−41N	0.0	10.5	11.5	0.00	787	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1De Carvalho, Elizzie M NascimentoBRA
+99.6
4.0 pts · #5
2Rodrigues, Arthur G A DantasBRA
+78.0
3.5 pts · #8
3Pereira, Igor Marcelo SouzaBRA
+57.2
3.5 pts · #21

Top rating losers

1Esmeraldo, Augusto Cesar Santos EsmeraldoFID
-82.8
2.0 pts · #33
2Paris, Neemias do NascimentoBRA
-55.2
3.0 pts · #24
3Freire, Danilo Gaspar RamosBRA
-49.2
2.0 pts · #48

Biggest upsets

R2+292 Elo gap
Santos, Leonardo Silva Dos1469 beat Esmeraldo, Augusto Cesar Santos Esmeraldo1761
R3+236 Elo gap
Pereira, Igor Marcelo Souza1602 beat Neves, Carlos Alberto Brasil1838
R6+228 Elo gap
Rodrigues, Arthur G A Dantas1718 beat Paris, Neemias do Nascimento1946