CChessStats

II Rio Chess Masters 2026

SwissStandard

22 players participated in this 10-round tournament, held from 11 Apr 2026 to 19 Apr 2026 in Rio de Janeiro RJ, Brazil. 21 titled players from 7 federations. Top 10 Elo average was 2452, and top seed was Alexandr Fier (🇧🇷 BRA, GM, 2562).

Alexandr Fier (🇧🇷 BRA, GM, 2562) won with 8.5/10, ahead of Neuris Delgado Ramirez (7.0) and Diego Rafael Di Berardino (6.0). Fier won solo starting round 4.

The biggest upset came in round 10: Caio Henrique Angelico Silva (2226) beat Andres Rodriguez Vila (GM, 2448), a +222-point gap.

Location
🇧🇷Rio de Janeiro RJ, Brazil
Dates
11 Apr 2026 → 19 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 10 rounds
Top seed
🇧🇷GMAlexandr Fier2562
Avg top 10
2,452
Participants
22
Titled players · 21
GM×5
IM×8
FM×8
Federations · 7 represented
🇧🇷Brazil×12
🇨🇴Colombia×3
🇵🇾Paraguay×2
🇧🇴Bolivia×2
🇦🇷Argentina×1
🇺🇾Uruguay×1
🇵🇪Peru×1
Top 3

How it unfolded

Top 6 · 10 rounds

GM Alexandr Fier led from R4; +1.5-point edge over the runner-up.

Co-leaders
8
1
3
1
1
1
1
1
1
1
2.557.510R1R2R3R4R5R6R7R8R9R10Fier takes lead
Fier8.5Delgado Ramirez7Di Berardino6Villanueva6Ticona Rocabado6Garcia Pantoja5.5
R4 · LEADER CHANGE13 Apr

GM Alexandr Fier takes the sole lead (3.5/4).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

GM Alexandr Fier drew with GM Neuris Delgado Ramirez (White).

WIN STREAKS · 2 top finishers

GM Alexandr Fier 3+3 wins (R3–R5, R7–R9)GM Neuris Delgado Ramirez 4 wins (R2–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1GMAlexandr Fier*
½
1
1
2GMNeuris Delgado Ramirez
½
*
1
½
3IMDiego Rafael Di Berardino
0
0
*
½
4IMMario Villanueva
0
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9R10PtsBu C1BuSBPerfΔ
1Fier, AlexandrGM2562BRA+13N=6B+18N+5B+12N=2B+3N+4B+7N=9B8.550.554.045.002718+16.5
2Delgado Ramirez, NeurisGM2505PAR−15B+10N+4B+16N+6B=1N=7B+3B=5N=8N7.052.556.539.752554+7.0
3Di Berardino, Diego RafaelIM2460BRA+8N=18B=12N=6B+9N+4B−1B−2N+11N=5B6.053.557.031.752497+5.2
4Ticona Rocabado, Licael RoderickIM2416BOL+10N=12B−2N+13B+5N−3N+8B−1N+16B=6N6.053.057.030.502488+9.8
5Villanueva, MarioIM2462ARG=19B+7N+15B−1N−4B=13N+14B+12N=2B=3N6.050.554.029.002465+1.0
6Filgueiras, Nathan FelipeIM2400BRA+14B=1N+9B=3N−2N=8B=12N−7B+20N=4B5.553.056.528.752439+5.3
7Soriano Quispe, Ivan ExcenderIM2376PER=22N−5B+11N=9N+15B=12B=2N+6N−1B=10B5.551.552.026.002433+15.4
8Casalaspro, Mathias AndreFM2309BRA−3B=17N+14B=18N+16B=6N−4N=9B+13N=2B5.547.050.525.752428+32.2
9Garcia Pantoja, RobertoGM2497COL=11N+22B−6N=7B−3B+19N=18B=8N+21B=1N5.545.546.020.502394-12.8
10Rodrigues, EdgarFM2286BRA−4B−2B+21N−19N+17B=20N+15B=16N+12B=7N5.542.044.521.502389+27.6
11Gemy, Jose DanielIM2331BOL=9B=19N−7B+20N=18B=16N=13B+14N−3B=12N5.041.545.020.752373+5.5
12Melian, Juan SebastianIM2382PAR+17B=4N=3B+15N−1B=7N=6B−5B−10N=11B4.552.056.022.002349-4.4
13Arenas, DavidGM2343COL−1B=14N+17B−4N+19B=5B=11N=18N−8B=20N4.546.550.018.752317-3.9
14Cunha, Lucas AguiarFM2238BRA−6N=13B−8N+22B+20B+18N−5N−11B−17N+15B4.541.542.013.752292+13.8
15Jardim, Frederico RodriguesFM2336BRA+2N+16B−5N−12B−7N=21B−10N=17B+18B−14N4.044.547.017.752282-15.0
16Rodriguez Vila, AndresGM2448URU+20B−15N+19B−2B−8N=11B+21N=10B−4N−17N4.044.046.514.752253-26.1
17Silva, Caio Henrique Angelico2226BRA−12N=8B−13N=21B−10NF=19B=15N+14B+16B4.038.538.516.252278+13.0
18Cordoba Roa, Angel GabrielIM2383COL+21N=3N−1B=8B=11N−14B=9N=13B−15NF3.546.046.015.752288-23.6
19Ribeiro, Matheus Mendes DominguesFM2313BRA=5N=11B−16N+10B−13N−9B=17N−20BF+21N3.540.540.515.502266-12.2
20Pinheiro, Iung Alicio de O.FM2287BRA−16N=21B+22N−11B−14N=10BF+19N−6B=13B3.535.535.510.252232-14.2
21Rego, Vinicius V. de AlmeidaFM2238BRA−18B=20N−10B=17N+22B=15N−16BF−9N−19B2.534.034.06.252166-18.2
22Aranha Filho, Alvaro Z.FM2209BRA=7B−9N−20B−14N−21NFFFFF0.521.521.52.751961-25.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
II Rio Chess Masters 2026 — Rio de Janeiro RJ, Brazil | Chess Tournament Results | ChessStats