Castro, Ruben
Current rating: 1494
Record: 4-5
| Grand Prix Barcelona 2006 (GPT limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 136 | Martins, Filipe (1464) | Won 0-0 | +181500 |
| 2sealed | 128 | Romasanta, Antia (1511) | Won 2-0 | +181518 |
| 3sealed | 58 | Brerat, Damien (1626) | Lost 1-2 | -161502 |
| 4sealed | 82 | Briols, Ben (1485) | Won 2-1 | +181520 |
| 5sealed | 77 | Espejo, Javier (1701) | Lost 0-2 | -151505 |
| 6sealed | 120 | Al-Bacha, Wesimo (1899) | Lost 1-2 | -111494 |
| average opponent: 1614record: 3-3 | new rating: 1494 | |||
| Grand Prix Seville 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Subiela Moreno, Jose (1500) | Lost 1-2 | -181482 |
| 2sealed | 223 | Xavier, Carlos (1483) | Won 2-1 | +181500 |
| 3sealed | 230 | Marroquin Ponce de Leon, Ado (1500) | Lost 1-2 | -181482 |
| average opponent: 1494record: 1-2 | new rating: 1482 | |||