Quinones, Oscar
Current rating: 1536
Record: 4-2-2
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 17 | Carvallo, Gabriel (1458) | Won 2-0 | +171517 |
| 2sealed | 61 | Hernandez Cruz, Fernando (1518) | Lost 1-2 | -181499 |
| 3sealed | 146 | Marli, Mario (1497) | Won 2-1 | +181517 |
| 4sealed | 85 | Soto, Rodrigo (1674) | Lost 1-2 | -151502 |
| 5sealed | 100 | Alcantara Gomez, Carlos Gilberto (1507) | Won 2-1 | +181520 |
| 6sealed | 63 | Duque, Pablo (1525) | Draw 1-1 | 01520 |
| 7sealed | 90 | Gallardo Araujo, Hector Alejandro (1373) | Won 2-0 | +161536 |
| 8sealed | 63 | Pace, Stanley (1554) | Draw 1-1 | 01536 |
| average opponent: 1513record: 4-2-2 | new rating: 1536 | |||