Regional Sudeste Amador U2300
Open SwissStandard
79 players participated in this 6-round tournament, held from 17 Oct 2025 to 19 Oct 2025 in Sao Jose dos Campos SP, Brazil. 1 titled players from 5 federations. Top 10 Elo average was 2043, and top seed was Eduardo da Costa Marra (🇧🇷 BRA, FM, 2203).
Julio Cesar Fernandes De Sousa (🇧🇷 BRA, 2170) won with 5.0/6, ahead of Francisco Ferrari Pironti (5.0) and Gabriel Rocha Das Neves Norte (5.0). Fernandes De Sousa won on tie-break after catching the field in the final round.
The biggest upset came in round 2: Guilherme Fontes Celani (1850) beat Julio Cesar Fernandes De Sousa (2170), a +320-point gap.
Location
🇧🇷Sao Jose dos Campos SP, Brazil
Dates
17 Oct 2025 → 19 Oct 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Titled players · 1
FM×1
Federations · 5 represented
🇧🇷Brazil×75
🇿🇲Zambia×1
🇻🇪Venezuela×1
🇱🇾Libya×1
🇵🇹Portugal×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsTight race until R6; 4 players tied at 5.0/6, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 4 at the finish.
Co-leaders
27
8
2
4
2
4
R6 · TIEBREAK CLUSTER
4 players finish on 5.0/6. Fernandes De Sousa takes the title on Buchholz Cut1 (18.0).
WIN STREAKS · 3 top finishers
Francisco Ferrari Pironti 3 wins (R4–R6)Julio Cesar Fernandes De Sousa 4 wins (R3–R6)Bruno Henrique Conti 3 wins (R4–R6)
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Fernandes De Sousa, Julio Cesar | 2170 | BRA | +44B | −9N | +65B | +19N | +21B | +7N | 5.0 | 18.0 | 19.5 | 15.50 | 2169 | +2.4 |
| 2 | Pironti, Francisco Ferrari | 1981 | BRA | +75B | +41N | −9B | +29N | +10B | +12N | 5.0 | 17.5 | 18.5 | 14.50 | 2122 | +37.2 |
| 3 | Norte, Gabriel Rocha Das Neves | 1965 | BRA | +30N | +74B | +51B | F | +16N | +5N | 5.0 | 14.0 | 14.0 | 14.00 | 2684 | +31.4 |
| 4 | Conti, Bruno Henrique | 1966 | BRA | =65B | +58N | =54B | +51N | +9B | +26N | 5.0 | 13.0 | 14.5 | 12.75 | 2063 | +12.4 |
| 5 | Marra, Eduardo da CostaFM | 2203 | BRA | +59N | +20B | =39N | +22B | +26N | −3B | 4.5 | 17.5 | 19.5 | 13.25 | 2062 | -15.0 |
| 6 | Martins, Anderson | 1985 | BRA | =35N | +28B | =10N | =18B | +40N | +17B | 4.5 | 17.0 | 19.5 | 14.25 | 2005 | +3.4 |
| 7 | Rodrigues, Leonardo De Miranda | 2154 | BRA | =27N | +67B | +42N | +39B | +17N | −1B | 4.5 | 16.5 | 18.0 | 11.50 | 2079 | -6.6 |
| 8 | Gazineu Neto, Rubens | 1960 | BRA | +45B | +29N | −26B | =27N | +33B | +18N | 4.5 | 15.5 | 18.0 | 13.50 | 1986 | +3.6 |
| 9 | Celani, Guilherme Fontes | 1850 | BRA | +76N | +1B | +2N | −26B | −4N | +16B | 4.0 | 21.5 | 22.5 | 14.50 | 1980 | +34.4 |
| 10 | Vieira, Jose Renato Braga S. | 1843 | BRA | +56B | =11N | =6B | +53N | −2N | +31B | 4.0 | 18.5 | 20.5 | 11.25 | 1980 | +18.8 |
| 11 | Goncalves, Marcus Vinicius M | 1941 | BRA | +31N | =10B | +40N | −16B | =28N | +34B | 4.0 | 16.5 | 19.0 | 12.00 | 2044 | +11.8 |
| 12 | Penna, Daniel Drummond De Andrade | 1926 | BRA | +62B | −51N | +49B | +46N | +14B | −2B | 4.0 | 16.0 | 18.0 | 11.00 | 1887 | -9.2 |
| 13 | Cruz, Natan Gomes | 1996 | BRA | F | +30B | +15N | −17N | +41B | +32N | 4.0 | 16.0 | 16.0 | 12.50 | 2069 | +8.4 |
| 14 | Bianchi, Guilherme Augusto | 0 | BRA | −20N | +59B | +64N | +24B | −12N | +42B | 4.0 | 15.5 | 17.5 | 10.00 | 1915 | 0.0 |
| 15 | De Carvalho Machado, Fernando | 1871 | BRA | =23N | +43B | −13B | =66N | +45B | +52N | 4.0 | 14.5 | 16.0 | 9.50 | 1890 | +3.4 |
| 16 | Da Paz, Samuel Gutierres | 0 | BRA | +50B | +19N | =21B | +11N | −3B | −9N | 3.5 | 20.0 | 22.5 | 11.75 | 1916 | 0.0 |
| 17 | Ferreira, Murilo Batista | 1918 | BRA | +57N | =40B | +33N | +13B | −7B | −6N | 3.5 | 18.5 | 20.5 | 10.25 | 1980 | +21.2 |
| 18 | Kolomwe Willian | 1709 | ZAM | −19B | +44N | +34B | =6N | +39N | −8B | 3.5 | 18.0 | 20.5 | 10.25 | 1948 | +37.8 |
| 19 | Malachias, Celso Dos Santos | 1879 | BRA | +18N | −16B | +52N | −1B | +30N | =28B | 3.5 | 18.0 | 20.0 | 10.00 | 1985 | +26.8 |
| 20 | Bonilla Viamonte, Diego Armando | 1847 | VEN | +14B | −5N | =61B | +36N | −47N | +43B | 3.5 | 16.5 | 18.5 | 10.50 | 1893 | +3.4 |
| 21 | De Menezes, Ricardo Fagner Dias | 1896 | BRA | +55N | +52B | =16N | =47B | −1N | =27B | 3.5 | 16.0 | 18.0 | 8.50 | 1977 | +10.2 |
| 22 | Branquinho, Eduardo De Medeiros | 1890 | BRA | +60N | =32B | +66B | −5N | +54N | −47B | 3.5 | 14.0 | 15.5 | 7.00 | 1909 | +3.0 |
| 23 | Rodrigues, Caique | 1675 | BRA | =15B | −53N | −28N | +60B | +65B | +41N | 3.5 | 13.5 | 15.0 | 8.00 | 1867 | +63.2 |
| 24 | Nakata,Thifanni Harumi | 1889 | BRA | +68B | −26N | +73B | −14N | =49B | +58N | 3.5 | 13.0 | 14.0 | 5.75 | 1898 | +1.4 |
| 25 | De Paula, Luan Araujo | 1950 | BRA | −32N | +57B | F | +65N | =27B | +29N | 3.5 | 12.5 | 12.5 | 8.00 | 1934 | -1.8 |
| 26 | Lopes, Jose Antonio Rodrigues | 1816 | BRA | F | +24B | +8N | +9N | −5B | −4B | 3.0 | 21.5 | 21.5 | 12.00 | 2046 | +58.0 |
| 27 | Silva, Davi Maia | 1819 | BRA | =7B | +63N | F | =8B | =25N | =21N | 3.0 | 18.0 | 18.0 | 10.00 | 1955 | +38.4 |
| 28 | Maset, Pedro Yuki Yoshida | 1759 | BRA | F | −6N | +23B | +48N | =11B | =19N | 3.0 | 18.0 | 18.0 | 9.75 | 1964 | +54.0 |
| 29 | Carneiro, Ruan Souza | 1837 | BRA | +79N | −8B | +67N | −2B | +46N | −25B | 3.0 | 17.0 | 17.0 | 4.00 | 1717 | -24.4 |
| 30 | Leite, Caua De Paiva | 1765 | BRA | −3B | −13N | +69B | +56N | −19B | +66N | 3.0 | 16.0 | 17.5 | 5.00 | 1773 | +0.2 |
| 31 | Mendonca, Felipe Calvejani | 1746 | BRA | −11B | +77N | =48B | =37N | +51B | −10N | 3.0 | 15.5 | 16.5 | 5.75 | 1830 | +20.4 |
| 32 | Matiuci, Bernardo Steinle | 1752 | BRA | +25B | =22N | =53B | F | +42N | −13B | 3.0 | 15.5 | 15.5 | 8.75 | 1992 | +32.0 |
| 33 | Iamamoto, Christian Eiji | 1822 | BRA | F | +70N | −17B | +55B | −8N | +63B | 3.0 | 13.5 | 13.5 | 5.50 | 1832 | +7.2 |
| 34 | Godinho, Bruno Cesar Ferreira | 1833 | BRA | −67N | +60B | −18N | +57B | +66B | −11N | 3.0 | 13.0 | 14.5 | 5.50 | 1832 | +0.2 |
| 35 | Rodrigues Jr, Robson Nunes | 1807 | BRA | =6B | =61N | F | +73N | +37B | F | 3.0 | 13.0 | 13.0 | 7.25 | 2141 | +49.6 |
| 36 | Santos, Caua Lopes | 1632 | BRA | −39N | F | +58B | −20B | +55N | +40B | 3.0 | 12.5 | 12.5 | 6.50 | 1877 | +64.0 |
| 37 | Viana, Mateus Luan Da Silva | 1910 | BRA | =70B | −66N | +56N | =31B | −35N | +72B | 3.0 | 11.0 | 12.5 | 5.75 | 1549 | -75.2 |
| 38 | Kruger,Israel | 1949 | BRA | +46B | F | F | F | +73N | +61N | 3.0 | 5.5 | 5.5 | 5.50 | 2529 | +8.8 |
| 39 | Souza, Gustavo Urbano De | 1867 | BRA | +36B | +73N | =5B | −7N | −18B | −49N | 2.5 | 18.0 | 19.0 | 6.25 | 1806 | -25.2 |
| 40 | Deus Filho, Joaquim de | 1837 | BRA | +77B | =17N | −11B | +61N | −6B | −36N | 2.5 | 17.0 | 18.0 | 4.75 | 1547 | -26.2 |
| 41 | Kikuchi, Alexandre Hideki Lopes | 1839 | BRA | +78N | −2B | =55N | +43B | −13N | −23B | 2.5 | 17.0 | 18.0 | 4.50 | 1670 | -22.8 |
| 42 | Nachef, Kayo Ribeiro | 1879 | BRA | +69B | =54N | −7B | +68N | −32B | −14N | 2.5 | 15.0 | 16.5 | 4.00 | 1810 | -20.0 |
| 43 | Retes, Matheus De Souza | 1711 | BRA | =53B | −15N | +75B | −41N | +44B | −20N | 2.5 | 14.5 | 15.5 | 4.50 | 1787 | +22.4 |
| 44 | Moreira, Lucas Alves | 1820 | BRA | −1N | −18B | +60N | =74B | −43N | +68B | 2.5 | 14.5 | 15.5 | 4.00 | 1737 | -31.6 |
| 45 | Saito, Helio Tsutomu | 1754 | BRA | −8N | −56B | +79N | +72B | −15N | =46B | 2.5 | 14.5 | 14.5 | 2.75 | 1587 | -11.6 |
| 46 | Vaz, Osvaldo Jose | 1747 | BRA | −38N | +79B | +71N | −12B | −29B | =45N | 2.5 | 14.0 | 14.0 | 2.75 | 1723 | -3.6 |
| 47 | El Zwei, Aiman Mohamed | 2025 | LBA | F | F | F | =21N | +20B | +22N | 2.5 | 13.5 | 13.5 | 8.75 | 2151 | +8.4 |
| 48 | Santos, Emanuel Valentin Dos | 1981 | BRA | −52N | +62B | =31N | −28B | +68N | F | 2.5 | 12.0 | 13.5 | 5.00 | 1749 | -28.8 |
| 49 | Bucci, Andrea Vidigal | 1767 | BRA | F | F | −12N | +78B | =24N | +39B | 2.5 | 11.0 | 11.0 | 5.25 | 1894 | +10.4 |
| 50 | Salles, Sergio | 1846 | BRA | −16N | −55B | −57N | +79B | =76B | +74N | 2.5 | 9.5 | 9.5 | 1.50 | 1616 | -25.2 |
| 51 | Assuncao, Joao Derval Neves | 1834 | BRA | F | +12B | −3N | −4B | −31N | +56N | 2.0 | 19.0 | 19.0 | 6.00 | 1708 | -25.2 |
| 52 | Eto, Fabio Luis | 1778 | BRA | +48B | −21N | −19B | +76N | F | −15B | 2.0 | 15.5 | 16.5 | 3.50 | 1775 | -0.8 |
| 53 | Schwertner, Joao Victor Moreira | 1886 | BRA | =43N | +23B | =32N | −10B | F | F | 2.0 | 15.0 | 15.0 | 6.25 | 1745 | -14.8 |
| 54 | Fernandes, Beatriz | 1729 | BRA | +71N | =42B | =4N | F | −22B | F | 2.0 | 15.0 | 15.0 | 5.25 | 1908 | +38.4 |
| 55 | Ishida, Leopoldo Tetsuo | 1732 | BRA | −21B | +50N | =41B | −33N | −36B | =59N | 2.0 | 14.5 | 16.5 | 4.75 | 1686 | -7.2 |
| 56 | Dos Santos, Daniel Kenzo | 0 | BRA | −10N | +45N | −37B | −30B | +57N | −51B | 2.0 | 14.5 | 16.5 | 4.50 | 1683 | 0.0 |
| 57 | Cordeiro, Jean Aparecido Ciqueira | 1743 | BRA | −17B | −25N | +50B | −34N | −56B | +67B | 2.0 | 14.5 | 16.0 | 4.00 | 1694 | -9.6 |
| 58 | Bookobza, Tomer Lederman | 1739 | BRA | F | −4B | −36N | +71B | +67N | −24B | 2.0 | 14.5 | 14.5 | 3.00 | 1653 | -8.8 |
| 59 | Fujihara, Anderson Akira | 1827 | BRA | −5B | −14N | −68B | =69N | +77N | =55B | 2.0 | 13.5 | 14.5 | 2.75 | 1646 | -41.2 |
| 60 | Kuratomi, Fabio Henrique Ito | 1729 | BRA | −22B | −34N | −44B | −23N | +79B | +75N | 2.0 | 13.5 | 13.5 | 1.00 | 1563 | -40.8 |
| 61 | Almeida, Fernanda Vieira | 0 | BRA | F | =35B | =20N | −40B | +74N | −38B | 2.0 | 13.0 | 13.0 | 4.25 | 1763 | 0.0 |
| 62 | Da Silva, Natan M De A Nunes | 1746 | BRA | −12N | −48N | +77B | =67B | −63N | =78B | 2.0 | 11.0 | 12.0 | 2.25 | 988 | -52.4 |
| 63 | Roncolatto,Joao Pedro Brentani | 1456 | BRA | F | −27B | =74N | =75N | +62B | −33N | 2.0 | 10.0 | 10.0 | 3.00 | 1711 | +54.0 |
| 64 | Ricci, Lucas Estremes | 1880 | BRA | −73B | +69N | −14B | +70N | F | F | 2.0 | 8.0 | 8.0 | 3.00 | 1843 | -2.8 |
| 65 | Marassato Campos, Henrique | 1774 | BRA | =4N | +72B | −1N | −25B | −23N | F | 1.5 | 18.5 | 18.5 | 4.00 | 1618 | -29.6 |
| 66 | Puccinelli, Humberto Haik | 1679 | BRA | F | +37B | −22N | =15B | −34N | −30B | 1.5 | 16.5 | 16.5 | 5.00 | 1705 | +5.6 |
| 67 | Rodrigues, Paulo Henrique B | 0 | POR | +34B | −7N | −29B | =62N | −58B | −57N | 1.5 | 14.5 | 16.5 | 4.00 | 1649 | 0.0 |
| 68 | Simoes, Felipe Reymond | 1714 | BRA | −24N | =71B | +59N | −42B | −48B | −44N | 1.5 | 13.0 | 14.5 | 2.75 | 1689 | -8.0 |
| 69 | Maraz, Ricardo | 1708 | BRA | −42N | −64B | −30N | =59B | −71N | +73B | 1.5 | 11.0 | 12.0 | 2.00 | 1633 | -11.2 |
| 70 | Dos Santos, Agildo Silva | 1735 | BRA | =37N | −33B | =72N | −64B | =78N | F | 1.5 | 10.5 | 10.5 | 2.75 | 1598 | -9.2 |
| 71 | Rodrigues, Joao Victor Da Silva | 1895 | BRA | −54B | =68N | −46B | −58N | +69B | F | 1.5 | 9.5 | 10.5 | 2.25 | 1578 | -42.4 |
| 72 | Forbes, Helena F De Souza Dantas | 0 | BRA | F | −65N | =70B | −45N | +75B | −37N | 1.5 | 9.5 | 9.5 | 1.75 | 1645 | 0.0 |
| 73 | Mariano, Rayan Aparecido Soares | 1710 | BRA | +64N | −39B | −24N | −35B | −38B | −69N | 1.0 | 14.0 | 15.5 | 2.00 | 1577 | -36.4 |
| 74 | Gowdak, Matheus Godoy | 1732 | BRA | F | −3N | =63B | =44N | −61B | −50B | 1.0 | 14.0 | 14.0 | 2.25 | 1579 | -30.4 |
| 75 | Sampaio, Ivan Rodrigues | 1798 | BRA | −2N | =76B | −43N | =63B | −72N | −60B | 1.0 | 13.0 | 14.0 | 1.50 | 1457 | -84.0 |
| 76 | Tamanhao, Pedro Luiz Da Costa | 1606 | BRA | −9B | =75N | F | −52B | =50N | F | 1.0 | 11.0 | 11.0 | 1.75 | 1625 | +3.2 |
| 77 | Miranda, Amanda Xavier | 0 | BRA | −40N | −31B | −62N | F | −59B | +79N | 1.0 | 9.5 | 9.5 | 0.00 | 989 | 0.0 |
| 78 | Da Silva, Isabella Oliveira | 0 | BRA | −41B | F | F | −49N | =70B | =62N | 1.0 | 8.5 | 8.5 | 1.75 | 1579 | 0.0 |
| 79 | Gimenes, Maria Vitoria | 0 | BRA | −29B | −46N | −45B | −50N | −60N | −77B | 0.0 | 12.5 | 13.5 | 0.00 | 983 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Santos, Caua LopesBRA+64.03.0 pts · #29
- 2Rodrigues, CaiqueBRA+63.23.5 pts · #14
- 3Lopes, Jose Antonio RodriguesBRA+58.03.0 pts · #24
Top rating losers
- 1Sampaio, Ivan RodriguesBRA-84.01.0 pts · #71
- 2Viana, Mateus Luan Da SilvaBRA-75.23.0 pts · #63
- 3Da Silva, Natan M De A NunesBRA-52.42.0 pts · #77
Biggest upsets
- R2+320 Elo gap
- R5+290 Elo gap
- R6+238 Elo gap