Castro, Miguel 2
Current rating: 1471
Record: 15-17-3
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 28 | Rodrigues, Andre (1542) | Lost 0-2 | -171468 |
| 2sealed | 180 | Boj Perez, Israel (1723) | Lost 0-2 | -131455 |
| 3sealed | 257 | Javier Tojar, Francisco (1432) | Won 2-1 | +171472 |
| 4sealed | 312 | Hunziker, Gerd (1516) | Won 2-1 | +191491 |
| 5sealed | 253 | Polo, Roberto (1383) | Won 2-1 | +161507 |
| 6sealed | 154 | Reale, Riccardo (1625) | Lost 0-2 | -161491 |
| 7sealed | 193 | Gonzalez, Miguel Angel (1379) | Lost 0-2 | -201471 |
| top | average opponent: 1514record: 3-4 | new rating: 1471 | ||
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 227 | Fatia, Gualter (1500) | Won 2-0 | +191481 |
| 2sealed | 92 | Ginesta, Daniel (1446) | Won 2-1 | +171498 |
| 3sealed | 55 | Matilde, David (1481) | Lost 0-2 | -181480 |
| 4sealed | 98 | Alves, Rui 4582 (1519) | Won 2-1 | +191499 |
| 5sealed | 36 | Coronado Tome, Daniel (1623) | Lost 0-2 | -161483 |
| 6sealed | 97 | Boluk, Bilge Kaan (1522) | Draw 1-1 | +11484 |
| 7sealed | 109 | Borges, Miguel (1501) | Won 2-0 | +181502 |
| 8sealed | 68 | Chicharo, Francisco (1556) | Lost 0-2 | -171485 |
| top | average opponent: 1519record: 4-3-1 | new rating: 1485 | ||
| Grand Prix Santiago 2001 (Invasion block) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 29 | Arriagada, Sergio (1500) | Lost 0-2 | -181519 |
| 2block | 97 | Munoz, Arquimedes (1482) | Lost 1-2 | -191500 |
| 4block | 110 | Flores, Juan (1482) | Lost 1-2 | -181482 |
| 5block | 128 | Flores, Mauricio (1463) | Won 2-1 | +171499 |
| 6block | 103 | Morales, Gonzalo (1481) | Lost 1-2 | -181481 |
| 7block | 111 | Tonacca, Mauricio (1446) | Lost 0-2 | -191462 |
| top | average opponent: 1476record: 1-5 | new rating: 1462 | ||
| Grand Prix Porto 2000 (PCY limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Dos Santos, Christophe (1500) | Won 2-0 | +171535 |
| 2sealed | 106 | Pires, Pedro1 (1518) | Won 2-0 | +181553 |
| 3sealed | 72 | Maia, Dinis (1536) | Won 2-0 | +181571 |
| 4sealed | 35 | Williams, David A (1708) | Lost 0-0 | -161555 |
| 5sealed | 54 | Kettil, Mattias (1567) | Lost 1-2 | -171538 |
| 6sealed | 93 | Salvador, Nuno (1531) | Lost 1-2 | -191519 |
| 7sealed | 133 | Rua, Francisco (1516) | Won 2-1 | +181537 |
| top | average opponent: 1554record: 4-3 | new rating: 1537 | ||
| Grand Prix Madrid 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 135 | Munoz, Francisco (1500) | Won 1-0 | +181518 |
| 2extended | 63 | Barbosa, Andre (1518) | Won 2-0 | +181536 |
| 3extended | 15 | Penna, Mario (1537) | Lost 1-2 | -181518 |
| 4extended | 50 | Holzweiss, Ralf (1497) | Draw 1-1 | 01518 |
| 5extended | 61 | Rossetti, Mauro (1585) | Draw 1-1 | +11519 |
| 6extended | 84 | Guimaro, Mauro (1517) | Won 2-1 | +181537 |
| 7extended | 60 | Bernabeu-Edo, Jesus (1480) | Lost 1-2 | -191518 |
| top | average opponent: 1519record: 3-2-2 | new rating: 1518 | ||