Tournament centreFinished#1513469

SER de Puerto Rico Chess Open

Puerto Rico ( PUR )Cancha Nilmarie Santini2026/10/18 – 2026/10/18Swiss · 5 roundsPuerto Rico ( PUR ) · Cancha Nilmarie Santini10/18 – 10/18Swiss · 5 roundsRapid · 10 minutos con 5 segundos de incrementoAverage rating / age 1669 / 3235 players

Updating tournament data: player details, historical standings. Some sections are temporarily unavailable.

Chief arbiter: AI Rinelly Comas Colon ID 3101576
Deputy chief arbiter: AI Ismael R. Soto ID 3102254
Arbiters: NA Eduardo Vera Ramirez ID 3112810
Tournament director: CM Gabriel Pinales Roussel ID 3101762
Organizer: Ser de Puerto Rico / San Juan Chess Club
Rating calculation: Rating international
Location: Cancha Nilmarie Santini ↗
Average rating / Average age: 1669 / 32
Pairing program: Swiss-Manager from Heinz Herzog ↗

Tournament details

Tournament: SER de Puerto Rico Chess Open
Federation: Puerto Rico ( PUR )
Location: Cancha Nilmarie Santini ↗
Date: 2026-10-18
Format: Swiss
Rounds: 5
Time control: Rapid · 10 minutos con 5 segundos de incremento
Chief arbiter: AI Rinelly Comas Colon ID 3101576
Deputy chief arbiter: AI Ismael R. Soto ID 3102254
Arbiters: NA Eduardo Vera Ramirez ID 3112810
Tournament director: CM Gabriel Pinales Roussel ID 3101762
Organizer: Ser de Puerto Rico / San Juan Chess Club
Rating calculation: Rating international
Average rating / Average age: 1669 / 32
Entrants: 35
Pairing program: Swiss-Manager from Heinz Herzog ↗

Organizer announcement

Sabado 17 de octubre en la Cancha Nilmarie Santini en el DRD Estatal. 4 categorias Elemental / Superior / Amateur / Abierta

Source information

View source

Uploaded by: FEDERACION DE AJEDREZ DE PUERTO RICO
Source last update: 19 Oct 2026 · 14:03:47Source local time · time zone not supplied
Collected: 22 Oct 2026, 15:13:53 UTC

Organizer announcement

Sabado 17 de octubre en la Cancha Nilmarie Santini en el DRD Estatal. 4 categorias Elemental / Superior / Amateur / Abierta

Source information

View source

Uploaded by: FEDERACION DE AJEDREZ DE PUERTO RICO
Source last update: 19 Oct 2026 · 14:03:47Source local time · time zone not supplied
Collected: 22 Oct 2026, 15:13:53 UTC

Final ranking after 5 rounds

SER de Puerto Rico Chess Open · Final ranking after 5 rounds
Rank	No.	Player	FED	Rating	Points	TB1	TB2
1	1	IMMachin Rivera, Mark	PUR	2300	5	14	8,5
2	2	FMToro Cruz, Sebastian J.	PUR	2052	4	16,5	9,5
3	5	Gonzalez Gonzalez, Enoel	PUR	1891	4	15	9
4	3	FMAlmedina Ortiz, Edgardo J.	PUR	2018	4	12	8
5	22	Tavhare, Siddhant	PUR	1567	3,5	15,5	9
6	11	CMPatel, Dhyaan	PUR	1770	3,5	14	9,5
7	14	Perez Quinones, Malcolm J.	PUR	1731	3	17,5	10,5
8	16	Chevere Duperoy, Roberto	PUR	1714	3	14	9
9	20	Rivera Irizarry, Denzel F.	PUR	1645	3	14	8,5
10	10	Gerena Rivas, Ezequiel	PUR	1771	3	14	8
11	6	Acevedo Harrison, Jose E.	PUR	1886	3	14	8
12	7	Negron De Jesus, Willie Lee	PUR	1866	3	13	8,5
13	13	Otero Velasco, Javier Andres	COL	1753	3	12,5	7,5
14	25	Tavhare Mashere, Suraj	PUR	1530	3	12,5	7
15	9	Lopez Rivera, Jose A.	PUR	1795	3	11,5	7
16	4	CMDiaz Montes, Edwin	PUR	1952	3	10,5	5
17	23	WCMVera Perez, Gabriela S.	PUR	1550	2,5	14,5	9
18	12	Ramirez Laboy, Raye L.	PUR	1760	2,5	14	7,5
19	24	Concepcion Lebron, Dylan	PUR	1533	2,5	13	8,5
20	35	Soler Roldan, Micael A.	PUR	0	2,5	10,5	6,5
21	31	Munoz Benitez, Giancier	PUR	0	2,5	9,5	5,5
22	19	Valentin Baez, Bryan Jay	PUR	1647	2	14	9
23	27	Rodriguez Rodriguez, Ian G.	PUR	1477	2	11,5	7,5
24	30	Gonzalez Lopez, Emmanuel David	PUR	0	2	11	6,5
25	32	Ortiz Nieves, Jose I.	PUR	0	2	8,5	4,5
26	15	Schwabe Rivera, Ulrich	PUR	1731	1,5	14	8
27	17	Rodriguez Cortes, Luis A.	PUR	1674	1,5	10,5	6,5
28	18	Florian Algarin, Miguel A.	PUR	1657	1,5	10,5	5
29	8	Candelario Fernandez, Jorge L.	PUR	1808	1,5	9,5	6
30	21	Feliciano Corujo, Hector D.	PUR	1616	1	13,5	7,5
31	33	Rivera Tirado, Kevin G.	PUR	0	1	12	8
32	34	Sanchez Zambrana, Carlos	PUR	0	1	11,5	6
33	28	Colon Torres, Orlando	PUR	0	0,5	12	7
34	26	Gonzalez Mercado, Christian	PUR	1506	0	0	0
35	29	Gomez Lugo, Christian	PUR	0	0	0	0

By final rank · 35 players

Tiebreaks ▾

TB1: Buchholz Tie-Break Variable (2026) (Gamepoints) · TB2: Buchholz Tie-Break Variable (2026) (Gamepoints, Median1) · TB3: Direct Encounter (The results of the players in the same point group)

RankPlayerPoints

1IM Machin Rivera, MarkPUR · 2300 · No. 15TB1 14 · TB2 8,5 · TB3 0

2FM Toro Cruz, Sebastian J.PUR · 2052 · No. 24TB1 16,5 · TB2 9,5 · TB3 0

3Gonzalez Gonzalez, EnoelPUR · 1891 · No. 54TB1 15 · TB2 9 · TB3 0

4FM Almedina Ortiz, Edgardo J.PUR · 2018 · No. 34TB1 12 · TB2 8 · TB3 0

5Tavhare, SiddhantPUR · 1567 · No. 223,5TB1 15,5 · TB2 9 · TB3 0

6CM Patel, DhyaanPUR · 1770 · No. 113,5TB1 14 · TB2 9,5 · TB3 0

7Perez Quinones, Malcolm J.PUR · 1731 · No. 143TB1 17,5 · TB2 10,5 · TB3 0

8Chevere Duperoy, RobertoPUR · 1714 · No. 163TB1 14 · TB2 9 · TB3 0

9Rivera Irizarry, Denzel F.PUR · 1645 · No. 203TB1 14 · TB2 8,5 · TB3 0

10Gerena Rivas, EzequielPUR · 1771 · No. 103TB1 14 · TB2 8 · TB3 0

11Acevedo Harrison, Jose E.PUR · 1886 · No. 63TB1 14 · TB2 8 · TB3 0

12Negron De Jesus, Willie LeePUR · 1866 · No. 73TB1 13 · TB2 8,5 · TB3 0

13Otero Velasco, Javier AndresCOL · 1753 · No. 133TB1 12,5 · TB2 7,5 · TB3 0

14Tavhare Mashere, SurajPUR · 1530 · No. 253TB1 12,5 · TB2 7 · TB3 0

15Lopez Rivera, Jose A.PUR · 1795 · No. 93TB1 11,5 · TB2 7 · TB3 0

16CM Diaz Montes, EdwinPUR · 1952 · No. 43TB1 10,5 · TB2 5 · TB3 0

17WCM Vera Perez, Gabriela S.PUR · 1550 · No. 232,5TB1 14,5 · TB2 9 · TB3 0

18Ramirez Laboy, Raye L.PUR · 1760 · No. 122,5TB1 14 · TB2 7,5 · TB3 0

19Concepcion Lebron, DylanPUR · 1533 · No. 242,5TB1 13 · TB2 8,5 · TB3 0

20Soler Roldan, Micael A.PUR · 0 · No. 352,5TB1 10,5 · TB2 6,5 · TB3 0

21Munoz Benitez, GiancierPUR · 0 · No. 312,5TB1 9,5 · TB2 5,5 · TB3 0

22Valentin Baez, Bryan JayPUR · 1647 · No. 192TB1 14 · TB2 9 · TB3 0

23Rodriguez Rodriguez, Ian G.PUR · 1477 · No. 272TB1 11,5 · TB2 7,5 · TB3 0

24Gonzalez Lopez, Emmanuel DavidPUR · 0 · No. 302TB1 11 · TB2 6,5 · TB3 0

25Ortiz Nieves, Jose I.PUR · 0 · No. 322TB1 8,5 · TB2 4,5 · TB3 0

26Schwabe Rivera, UlrichPUR · 1731 · No. 151,5TB1 14 · TB2 8 · TB3 0

27Rodriguez Cortes, Luis A.PUR · 1674 · No. 171,5TB1 10,5 · TB2 6,5 · TB3 0

28Florian Algarin, Miguel A.PUR · 1657 · No. 181,5TB1 10,5 · TB2 5 · TB3 0

29Candelario Fernandez, Jorge L.PUR · 1808 · No. 81,5TB1 9,5 · TB2 6 · TB3 0

30Feliciano Corujo, Hector D.PUR · 1616 · No. 211TB1 13,5 · TB2 7,5 · TB3 0

31Rivera Tirado, Kevin G.PUR · 0 · No. 331TB1 12 · TB2 8 · TB3 0

32Sanchez Zambrana, CarlosPUR · 0 · No. 341TB1 11,5 · TB2 6 · TB3 0

33Colon Torres, OrlandoPUR · 0 · No. 280,5TB1 12 · TB2 7 · TB3 0

34Gonzalez Mercado, ChristianPUR · 1506 · No. 260TB1 0 · TB2 0 · TB3 0

35Gomez Lugo, ChristianPUR · 0 · No. 290TB1 0 · TB2 0 · TB3 0