II Timbo Chess Festival Under 2400 STD

Open SwissStandard

89 players participated in this 6-round tournament, held on 06 Feb 2026 in Timbo SC, Brazil. 6 titled players. Top 10 Elo average was 2161, and top seed was Cesar Hidemitsu Umetsubo (🇧🇷 BRA, IM, 2340).

Cesar Hidemitsu Umetsubo (🇧🇷 BRA, IM, 2340) won with 6.0/6, ahead of Haroldo Cunha Dos Santos Junior (5.0) and Bruno Orlando Starke (5.0). Umetsubo won solo starting round 5.

The biggest upset came in round 2: Rodrigo Rosa Bonfim (1694) beat Angelo Augusto Pacheco Ferreira (1994), a +300-point gap.

Location

🇧🇷Timbo SC, Brazil

Dates

06 Feb 2026

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 6 rounds

Top seed

🇧🇷IMCesar Hidemitsu Umetsubo2340

Avg top 10

2,161

Participants

Titled players · 6

IM×1

FM×4

WCM×1

Federations · 1 represented

🇧🇷Brazil×83

Top 3

🥇
IMCesar Hidemitsu Umetsubo
🇧🇷BRA·2340
6.0pts·2806perf+7.8
🥈
FMHaroldo Cunha Dos Santos Junior
🇧🇷BRA·1945
5.0pts·2201perf+38.0
🥉
Bruno Orlando Starke
🇧🇷BRA·2167
5.0pts·2236perf+13.2

How it unfolded

Top 6 · 6 rounds

IM Cesar Hidemitsu Umetsubo led from R5; +1.0-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R5.

Co-leaders

Umetsubo6Tomiello5Starke5Dos Santos Junior5Tomiello5Penna4.5

R5–R6 · LEAD HELD

IM Cesar Hidemitsu Umetsubo never relinquished the lead after R5; final gap +1.0 over the runner-up.

WIN STREAKS · 3 top finishers

IM Cesar Hidemitsu Umetsubo 6 wins (R1–R6)FM Lucas Costamilan Tomiello 3 wins (R1–R3)Bruno Orlando Starke 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMCesar Hidemitsu Umetsubo	*	—	1	1
2FMLucas Costamilan Tomiello	—	*	—	—
3Bruno Orlando Starke	0	—	*	—
4FMHaroldo Cunha Dos Santos Junior	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Umetsubo, Cesar HidemitsuIM	2340	BRA	+37N	+15B	+18N	+2B	+3N	+7B	6.0	22.5	25.5	25.50	2806	+7.8
2	Dos Santos Junior, Haroldo CunhaFM	1945	BRA	+21B	+36N	+5B	−1N	+33B	+11B	5.0	22.0	25.0	19.00	2201	+38.0
3	Starke, Bruno Orlando	2167	BRA	+54N	+67B	+14N	+13B	−1B	+6N	5.0	21.0	23.0	17.00	2236	+13.2
4	Tomiello, Lucas CostamilanFM	2326	BRA	+23B	+25N	+16B	−6N	+19B	+17N	5.0	20.0	23.5	19.00	2243	-6.4
5	Tomiello, Mateus CostamilanFM	2225	BRA	+65N	+31B	−2N	+52B	+13N	+12B	5.0	18.5	20.5	15.50	2138	-7.4
6	Volkmann, Andre Jordi	2122	BRA	+43N	+32B	+12N	+4B	=11N	−3B	4.5	21.0	24.0	17.00	2187	+13.8
7	Gauche, CharlesFM	2072	BRA	+38B	+34N	=19B	+24N	+22B	−1N	4.5	20.0	23.0	15.00	2045	+0.8
8	Botelho, Davi Arthur Volpi	1616	BRA	+78N	−14B	+57N	+31B	=32N	+22N	4.5	16.0	17.5	12.00	1906	+74.8
9	Penna, Flavio R Crautchychyn	1762	BRA	+62N	=45B	+46N	−11B	+51N	+40B	4.5	15.5	17.5	12.00	1928	+47.6
10	Da Costa, Mariana Nara Santana	1862	BRA	=51N	+83B	+41N	−22B	+35N	+24B	4.5	15.5	16.5	11.75	1843	+0.4
11	Figueroa, Matias Alejandro	2123	BRA	+29B	=24N	+40B	+9N	=6B	−2N	4.0	21.0	24.0	15.00	1958	-35.6
12	Waterkemper, Lucas Bauler	1894	BRA	+27N	+26B	−6B	+36N	+20B	−5N	4.0	20.5	23.5	14.00	1983	+31.6
13	Maia, Jonathan Cesar	1876	BRA	+48B	+44N	+20B	−3N	−5B	+33N	4.0	20.0	23.0	13.00	1991	+19.0
14	Moyses Sobrinho, Elias	1904	BRA	+61B	+8N	−3B	−33N	+23B	+36N	4.0	19.0	21.5	13.50	1827	-8.2
15	Lelinski, Arthur	1828	BRA	+56B	−1N	−23B	+48N	+44B	+43N	4.0	18.5	21.0	11.50	1779	-11.6
16	De Ramos, Mitzi VedanWCM	1919	BRA	+42N	+64B	−4N	+26B	−17N	+34B	4.0	18.5	20.5	11.50	1929	+3.2
17	Ferreira, Angelo Augusto Pacheco	1994	BRA	+60B	−39N	+37B	+34N	+16B	−4B	4.0	18.0	20.5	12.50	1930	-5.2
18	Silva,Jeferson	1975	BRA	+57N	+33B	−1B	+39N	+25B	F	4.0	18.0	18.0	12.00	2059	+11.4
19	Orsini, Cesar Oliveira	1836	BRA	+69N	+53B	=7N	=45B	−4N	+58B	4.0	17.5	19.5	10.75	1992	+44.8
20	Deretti, Lucas Jurk	2021	BRA	+47N	+35B	−13N	+64B	−12N	+32B	4.0	17.0	19.0	11.00	1874	-36.0
21	Kneidl, Jennifer	1516	BRA	−2N	+77B	−52N	+62B	+41N	+31B	4.0	15.5	17.0	9.50	1779	+64.4
22	Arosteguy, Vitor Augusto Colaco	1838	BRA	+71B	=55N	+58B	+10N	−7N	−8B	3.5	18.5	20.5	10.25	1735	-22.8
23	Simm, Alessandro Thierry	1587	BRA	−4N	+63B	+15N	=35B	−14N	+51B	3.5	18.5	20.5	10.00	1785	+57.2
24	Goncalves, Eduardo Moutinho	1721	BRA	+79N	=11B	+51N	−7B	+53N	−10N	3.5	18.0	19.5	8.50	1828	+10.8
25	Mattos, Miguel	1801	BRA	+63N	−4B	+65N	+42B	−18N	=46B	3.5	17.0	19.0	8.50	1777	-4.8
26	Garcia Junior, Mauro Sergio	1625	BRA	+81B	−12N	+71B	−16N	=28B	+73N	3.5	15.5	17.0	7.25	1675	+8.4
27	Ferraz, Sebastian Liam	1505	BRA	−12B	+59N	−50B	+68N	+64N	=35B	3.5	14.5	16.5	8.00	1654	+25.2
28	Neto,Luciano Lobato	0	BRA	F	+69B	=53N	=46B	=26N	+52B	3.5	13.5	13.5	9.00	1639	0.0
29	Danker, Nikole	1552	BRA	−11N	+89B	=49N	−32B	+83N	+53B	3.5	13.5	13.5	5.00	1694	+32.8
30	Bockor, Luana Ieger	1560	BRA	−45N	+62B	−31N	=70B	+74N	+55B	3.5	12.5	14.5	7.50	1660	+28.4
31	Messias,Jose Vitor Lamosa Prado	1791	BRA	+70B	−5N	+30B	−8N	+54B	−21N	3.0	19.5	21.5	8.00	1649	-22.0
32	De Souza Silva, Naua	1729	BRA	+76B	−6N	=38B	+29N	=8B	−20N	3.0	19.5	21.0	8.75	1699	-14.0
33	Cunha, Paola De Oliveira	1684	BRA	+77N	−18N	+61B	+14B	−2N	−13B	3.0	19.5	21.0	8.00	1770	+18.4
34	De Souza, Arthur Castro Minuzzi	1702	BRA	+88N	−7B	+43N	−17B	+47N	−16N	3.0	18.5	19.5	7.00	1738	+3.6
35	Linzmeyer, Mateus Gorniak	1708	BRA	+66B	−20N	+60B	=23N	−10B	=27N	3.0	18.0	20.0	8.00	1628	-23.6
36	Reckelberg, Juliano Sens	1646	BRA	+84N	−2B	+47N	−12B	+63N	−14B	3.0	18.0	19.0	6.00	1673	+2.4
37	Borgonovo, Fabiano	1589	BRA	−1B	+56N	−17N	−63B	+82N	+62B	3.0	16.5	18.0	6.00	1627	+1.4
38	Chiarini, Caio	1541	BRA	−7N	+79B	=32N	=41B	=52N	=49B	3.0	16.0	17.5	7.25	1689	+33.2
39	Bonfim, Rodrigo Rosa	1694	BRA	+72N	+17B	−45N	−18B	+42N	F	3.0	16.0	16.0	9.00	1894	+34.8
40	Da Silva, Eike Teodoro	1603	BRA	F	+74B	−11N	+55B	+49N	−9N	3.0	16.0	16.0	7.50	1770	+41.2
41	Hippertt, Joao	1684	BRA	=68B	+73N	−10B	=38N	−21B	+71N	3.0	15.5	17.5	6.50	1561	-15.6
42	Rassweiler, Erick Matheus	1514	BRA	−16B	+81N	+44B	−25N	−39B	+66N	3.0	15.5	17.0	6.50	1557	+4.4
43	Bischoff, Isabella	1542	BRA	−6B	+76N	−34B	+75N	+67N	−15B	3.0	15.5	17.0	5.50	1656	+22.8
44	Oestreich, Tales Augusto	1591	BRA	+86N	−13B	−42N	+69B	−15N	+63B	3.0	15.0	16.0	5.00	1558	-12.4
45	Bambino Filho, Antonio Carlos	2220	BRA	+30B	=9N	+39B	=19N	F	F	3.0	15.0	15.0	10.75	2017	-13.4
46	Kruger, Nathalia	1593	BRA	F	+85N	−9B	=28N	+66B	=25N	3.0	14.5	14.5	6.50	1589	-0.4
47	Monteiro, Melissa	1537	BRA	−20B	+66N	−36B	+76N	−34B	+75N	3.0	14.0	15.5	5.50	1478	-13.6
48	Severino, Radija Nicole	1505	BRA	−13N	+78B	−64N	−15B	+77N	+68B	3.0	13.5	15.0	5.00	990	-20.8
49	Palhano, Daniel Eugenio	1750	BRA	+89N	F	=29B	+54N	−40B	=38N	3.0	12.0	12.0	5.75	1564	-39.2
50	Venter, Paulo Regis	1697	BRA	F	F	+27N	−51B	+70N	+56B	3.0	10.5	10.5	8.00	1670	-2.4
51	Soejima, Sofia Rie	1484	BRA	=10B	+87N	−24B	+50N	−9B	−23N	2.5	19.0	20.0	6.25	1577	+18.0
52	Ramos, Fernanda Cabreira	1701	BRA	−55B	+68N	+21B	−5N	=38B	−28N	2.5	18.0	20.0	7.50	1553	-35.2
53	Rodrigues, Jhonatan Gilberto Lima	1602	BRA	+59B	−19N	=28B	+73N	−24B	−29N	2.5	17.0	19.0	6.25	1435	-34.8
54	Fuhrmann, Eduardo Vergara	1558	BRA	−3B	+75N	+67N	−49B	−31N	=74B	2.5	15.0	17.0	5.00	1650	+21.6
55	Demarchi, Isis	0	BRA	+52N	=22B	F	−40N	+60B	−30N	2.5	15.0	15.0	6.75	1637	+56.4
56	Rahn, Johan Felipe	1469	BRA	−15N	−37B	+72N	=65B	+85B	−50N	2.5	14.0	15.0	4.00	1353	-19.6
57	Karling, Vinicius Ryan	1521	BRA	−18B	+80N	−8B	−66N	=76B	+85N	2.5	13.5	14.5	3.25	969	-18.0
58	Martins, Yasmin Leticia da Costa	1596	BRA	F	+82B	−22N	=74B	+59N	−19N	2.5	13.5	13.5	5.00	1579	-6.8
59	Amorim, Lucas Henrique	0	BRA	−53N	−27B	+79N	+61N	−58B	=65B	2.5	13.0	14.5	5.00	1410	0.0
60	Biscaia, Jean Michael Bogo Morais	1522	BRA	−17N	+72B	−35N	=83B	−55N	+80B	2.5	13.0	14.0	4.00	1295	-45.2
61	Vieira, Emanuel Pedroso	1510	BRA	−14N	+84B	−33N	−59B	=72N	+83B	2.5	12.5	13.5	3.00	1550	+2.0
62	De Oliveira, Jose Miguel Knopf	1441	BRA	−9B	−30N	+80B	−21N	+87B	−37N	2.0	16.5	17.5	2.50	807	-46.8
63	Vailatti, Eduardo Gabriel	1459	BRA	−25B	−23N	+88B	+37N	−36B	−44N	2.0	16.0	17.0	4.00	1403	-13.2
64	Orlandi Neto, Aristides	1676	BRA	+80B	−16N	+48B	−20N	−27B	F	2.0	16.0	16.0	4.50	1545	-14.2
65	Bueno, Marcos Da Silva Inacio	1583	BRA	−5B	+70N	−25B	=56N	−73B	=59N	2.0	15.5	17.5	4.50	1472	-35.2
66	Elkhouly, Sarah Ahmed Nabil	0	BRA	−35N	−47B	+86N	+57B	−46N	−42B	2.0	14.5	15.5	3.50	1332	0.0
67	Do Prado,Hamilton Mesquita	1759	BRA	+75B	−3N	−54B	+71N	−43B	F	2.0	14.5	14.5	4.00	1558	-26.8
68	Marquato, Benicio	0	BRA	=41N	−52B	=83N	−27B	+69N	−48N	2.0	14.0	15.0	4.00	1426	0.0
69	Pacheco, Eduardo Henrique	1477	BRA	−19B	−28N	+87B	−44N	−68B	+76N	2.0	14.0	15.0	2.50	914	-17.6
70	Schulz, Djulia Eduarda	1449	BRA	−31N	−65B	+77N	=30N	−50B	=72B	2.0	13.5	15.0	4.25	1336	-19.2
71	Bitencourt, Lavignia Padilha	1483	BRA	−22N	+86B	−26N	−67B	+84N	−41B	2.0	13.0	14.0	2.00	927	-33.2
72	Freitas, Vinicius Mira	0	BRA	−39B	−60N	−56B	+78N	=61B	=70N	2.0	12.5	14.0	3.75	1289	0.0
73	Otao,Ana Mayumi	1402	BRA	F	−41B	+82N	−53B	+65N	−26B	2.0	12.5	12.5	3.50	1509	+25.6
74	Vieira,Antony J do Nascimento	0	BRA	F	−40N	+85B	=58N	−30B	=54N	2.0	12.5	12.5	3.50	1387	-38.8
75	Lelinski, Bernardo	1411	BRA	−67N	−54B	+84N	−43B	+81N	−47B	2.0	12.0	13.0	2.50	796	-42.8
76	Kneidl, Douglas Peters	0	BRA	−32N	−43B	+78N	−47B	=57N	−69B	1.5	13.5	15.0	2.75	1193	0.0
77	Vieira, Maria Alice Pedroso	0	BRA	−33B	−21N	−70B	+86N	−48B	=81N	1.5	13.5	14.5	1.75	739	0.0
78	FIDE 538085267	0	—	−8B	−48N	−76B	−72B	+89N	=88N	1.5	12.0	12.0	0.50	760	0.0
79	Kneidl, Aline	0	BRA	−24B	−38N	−59B	−80N	+86B	=87N	1.5	11.5	12.5	1.50	832	0.0
80	Moserle, Caio Lucca Schluter	0	BRA	−64N	−57B	−62N	+79B	=88B	−60N	1.5	10.5	11.5	2.00	738	0.0
81	FIDE 44777922	0	—	−26N	−42B	+89N	F	−75B	=77B	1.5	10.0	10.0	0.75	716	0.0
82	Vieira,Amabile Maria do Nascimento	0	BRA	F	−58N	−73B	=87N	−37B	+84B	1.5	9.5	9.5	1.50	729	-42.0
83	Alves, Gabriel Luka	1443	BRA	F	−10N	=68B	=60N	−29B	−61N	1.0	15.0	15.0	2.25	1283	-28.0
84	De Oliveira, Naiara Gabriele K	0	BRA	−36B	−61N	−75B	+88N	−71B	−82N	1.0	11.0	12.0	1.00	693	0.0
85	FIDE 44761864	0	—	F	−46B	−74N	+89B	−56N	−57B	1.0	10.0	10.0	0.00	739	0.0
86	FIDE 538085291	0	—	−44B	−71N	−66B	−77B	−79N	+89B	1.0	10.0	10.0	0.00	737	0.0
87	De Souza,Bernardo Westarb	0	BRA	F	−51B	−69N	=82B	−62N	=79B	1.0	9.5	9.5	1.50	1132	0.0
88	FIDE 538024004	0	—	−34B	F	−63N	−84B	=80N	=78B	1.0	9.0	9.0	1.50	780	0.0
89	FIDE 538051737	0	—	−49B	−29N	−81B	−85N	−78B	−86N	0.0	10.5	11.5	0.00	851	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Botelho, Davi Arthur VolpiBRA
+74.8
4.5 pts · #24
2Kneidl, JenniferBRA
+64.4
4.0 pts · #26
3Simm, Alessandro ThierryBRA
+57.2
3.5 pts · #25

Top rating losers

1De Oliveira, Jose Miguel KnopfBRA
-46.8
2.0 pts · #84
2Biscaia, Jean Michael Bogo MoraisBRA
-45.2
2.5 pts · #69
3Lelinski, BernardoBRA
-42.8
2.0 pts · #79

Biggest upsets

R2+300 Elo gap
Bonfim, Rodrigo Rosa1694 beat Ferreira, Angelo Augusto Pacheco1994
R3+280 Elo gap
FMDos Santos Junior, Haroldo Cunha1945 beat FMTomiello, Mateus Costamilan2225
R6+275 Elo gap
Kneidl, Jennifer1516 beat Messias,Jose Vitor Lamosa Prado1791