Stefan Marin Rivera
PUR · FIDE ID 3116484 · 13 tournament games since 2025
Standard
1741
#91 in PUR (active)
Rapid
–
Unrated
Blitz
–
Unrated
Score
50%
5 W · 3 D · 5 L
Opp. avg
1843
Last 13 games
Last game
2026-05-13
XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 | O15
Prep summary
- As White: 1.e4 in 100% of games (scores 43%).
- Against 1.e4: 1...c6 in 6 of 6 games (Caro-Kann Defense), scoring 58%.
- By colour: 43% with White, 58% with Black.
Based on 13 over-the-board games (8 classical). 7 with White (43%), 6 with Black (58%).
Openings as White
First move
| 1.e4 | 7 | 43% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: Moscow Variation, Main Line | 2 | 75% |
| Ruy Lopez: Morphy Defense, Anderssen Variation | 1 | 0% |
| Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | 1 | 100% |
| Sicilian Defense: Moscow Variation | 1 | 0% |
| Caro-Kann Defense: Advance Variation, Short Variation | 1 | 50% |
Openings as Black
Against 1.e4 (6 games)
| 1...c6 Caro-Kann Defense | 6 | 58% |
Most played
| Opening | Games | Score |
|---|---|---|
| Caro-Kann Defense: Advance Variation, Short Variation | 2 | 50% |
| Caro-Kann Defense: Exchange Variation | 2 | 50% |
| Caro-Kann Defense: Advance Variation, Tal Variation | 1 | 50% |
| Caro-Kann Defense: Tartakower Variation | 1 | 100% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-05-13 | Sergio Alejandro Ayala Delgado (2044) XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 | O15 · classical | L |
| 2026-01-11 | Gael Torres Acosta (1873) 2da Copa Gambito del OTOAO 2026 Abierta | ½ |
| 2026-01-11 | Alejandro A. Crespo Reyes (1785) 2da Copa Gambito del OTOAO 2026 Abierta | W |
| 2026-01-10 | Ian G. Rodriguez Rodriguez (1635) 2da Copa Gambito del OTOAO 2026 Abierta | L |
| 2026-01-10 | Suraj Tavhare Mashere 2da Copa Gambito del OTOAO 2026 Abierta | W |
| 2026-01-09 | Luka Budisavljevic (2494) 2da Copa Gambito del OTOAO 2026 Abierta | L |
| 2025-12-20 | Thie-Yen Fung (1657) XX Festival Centroamericano y del Caribe de la Juventud 2025 | Sub-14 Abs · classical | ½ |
| 2025-12-19 | Ravish Ramesar (1788) XX Festival Centroamericano y del Caribe de la Juventud 2025 | Sub-14 Abs · classical | W |
| 2025-12-18 | Vaishnav Gali (1587) XX Festival Centroamericano y del Caribe de la Juventud 2025 | Sub-14 Abs · classical | W |
| 2025-12-18 | Ethan Tjin Kon Kiem (1849) XX Festival Centroamericano y del Caribe de la Juventud 2025 | Sub-14 Abs · classical | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.