CChessStats

XXIII Torneo de Ajedrez Jose de Diego - Clase A

Open SwissStandard

21 players participated in this 5-round tournament, held from 10 Apr 2026 to 12 Apr 2026 in Aguadilla, Puerto Rico. 2 titled players from 2 federations. Top 10 Elo average was 1954, and top seed was Felix Lidier Rojas Hernandez (πŸ‡΅πŸ‡· PUR, 2149).

Miguel A. Boggiano Pereira (πŸ‡΅πŸ‡· PUR, CM, 2072) won with 4.5/5, ahead of Felix Lidier Rojas Hernandez (4.0) and Malcolm J. Perez Quinones (3.5). Boggiano Pereira broke clear in the final round.

The biggest upset came in round 3: Josue Allen Medina (1915) beat Diego Zilleruelo Irizarry (CM, 2068), a +153-point gap.

Location
πŸ‡΅πŸ‡·Aguadilla, Puerto Rico
Dates
10 Apr 2026 β†’ 12 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 5 rounds
Top seed
πŸ‡΅πŸ‡·Felix Lidier Rojas Hernandez2149
Avg top 10
1,954
Participants
21
Titled players Β· 2
CMΓ—2
Federations Β· 2 represented
πŸ‡΅πŸ‡·Puerto RicoΓ—20
πŸ‡¨πŸ‡΄ColombiaΓ—1
Top 3

How it unfolded

Top 6 Β· 5 rounds

CM Miguel A. Boggiano Pereira led from R3; +0.5-point edge over the runner-up.

Co-leaders
5
3
1
2
1
1.52.545R1R2R3R4R5
Boggiano Pereira4.5Rojas Hernandez4Perez Quinones3.5Zilleruelo Irizarry3Rivera Valentin3Soto Flores3
R3–R5 Β· LEAD HELD

CM Miguel A. Boggiano Pereira held the sole lead from R3 through R5 without losing it.

R1–R3 Β· WIN STREAK

CM Miguel A. Boggiano Pereira won 3 in a row (R1–R3).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1CMMiguel A. Boggiano Pereira*β€”
1
β€”
2Felix Lidier Rojas Hernandezβ€”*
Β½
β€”
3Malcolm J. Perez Quinones
0
Β½
*β€”
4CMDiego Zilleruelo Irizarryβ€”β€”β€”*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΞ”
1Boggiano Pereira, Miguel A.CM2072PUR+16B+12N+11B=7N+3B4.510.011.510.252202+9.0
2Rojas Hernandez, Felix Lidier2149PUR=19N+17B=3N+4B+7B4.010.511.59.252071-6.0
3Perez Quinones, Malcolm J.1847PUR+20B+15N=2B+11Nβˆ’1N3.512.013.06.502068+56.8
4Rivera Valentin, Christian Z.1749PUR=8B=13N+15Bβˆ’2N+11B3.010.512.05.751998+31.4
5Soto Flores, Jose Noel1924PUR=14B+8N=9B=13N=12N3.09.010.56.501961+3.6
6Zilleruelo Irizarry, DiegoCM2068PURF+19Bβˆ’7N+14N+13B3.07.07.04.502051-1.2
7Allen Medina, Josue1915PURF+14N+6B=1Bβˆ’2N2.513.013.06.752119+21.0
8Vasquez Pagan, Diego1852PUR=4Nβˆ’5B+17N=12B=10N2.510.512.05.251819-7.2
9Nunez Velez, Walter1929PUR+21Nβˆ’11B=5N=10B=18B2.59.09.54.001841-12.0
10Velazquez Rivera, Pedro J.1797PURβˆ’11N+21B=19N=9N=8B2.58.08.53.501860+8.6
11Torres Acosta, Gael1877PUR+10B+9Nβˆ’1Nβˆ’3Bβˆ’4N2.013.516.05.001807-20.0
12Cartagena De Jesus, Julio0PURFβˆ’1B+16N=8N=5B2.011.511.54.2519190.0
13Gonzalez Gonzalez, Enoel1876PURF=4B+20N=5Bβˆ’6N2.010.010.04.001841-3.2
14Patel, Yash1806PUR=5Nβˆ’7B+21Nβˆ’6BF1.510.010.52.001841+5.2
15Llanos Martinez, Alberto1876PUR+18Nβˆ’3Bβˆ’4N=20BF1.59.510.52.001668-44.8
16Torres Perez, Steven1826PURβˆ’1N+18Bβˆ’12Bβˆ’17N=21B1.59.510.01.751784-5.6
17Matos Santoni, Gamalier1806PURFβˆ’2Nβˆ’8B+16B=20N1.59.09.02.001775-5.4
18Gerena Rivas, Ezequiel1801PURβˆ’15Bβˆ’16NF+19B=9N1.56.56.52.251780-3.0
19Pacheco Calderon, Jarek1836PUR=2Bβˆ’6N=10Bβˆ’18NF1.011.011.03.251761-18.0
20Ortega Rivera, Gadiel L.1621PURβˆ’3NFβˆ’13B=15N=17B1.08.58.51.501658+3.0
21Otero Velasco, Javier Andres1805COLβˆ’9Bβˆ’10Nβˆ’14BF=16N0.58.08.00.751518-52.4

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
XXIII Torneo de Ajedrez Jose de Diego - Clase A (2026) β€” Aguadilla, Puerto Rico | Chess Tournament Results | ChessStats