Peralta, Charles
Current rating: 1429
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 188 | Alfanta, Mark David J (1500) | Lost 0-2 | -181463 |
| 2standard | 620 | Borja, John Paul (1482) | Lost 1-2 | -181445 |
| 3standard | 619 | Sacyan, Jumar (1500) | Draw 1-1 | +11446 |
| 4standard | 636 | Vallesteros, Xezur (1466) | Draw 1-1 | +11447 |
| 5standard | 628 | Espiritu, John Leo (1462) | Lost 0-2 | -181429 |
| top | average opponent: 1482record: 0-3-2 | new rating: 1429 | ||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 183 | Saldivar, Sam (1500) | Lost 0-2 | -181521 |
| 2standard | 381 | Arbiol, Andro Luigi Al (1482) | Won 2-0 | +171538 |
| 3standard | 224 | Laurel, Claro ii (1500) | Lost 1-2 | -191519 |
| 4standard | 432 | Tayer, Erick Francis L (1480) | Lost 1-2 | -181501 |
| 5standard | 512 | Mabasa, Quinito (1497) | Lost 0-2 | -191482 |
| 6standard | 482 | Santiago, Janzen Kevin (1445) | Won 2-0 | +181500 |
| 7standard | 423 | Lim, Von Emerson (1464) | Won 2-1 | +171517 |
| 8standard | 330 | Olsson, Andre (1529) | Lost 0-2 | -181499 |
| 9standard | 308 | Macan, Karlos D (1464) | Lost 1-2 | -181481 |
| top | average opponent: 1485record: 3-6 | new rating: 1481 | ||
| Grand Prix Manila 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 410 | Valle, Andrew (1500) | Lost 1-2 | -181482 |
| 2standard | 369 | Javier, David Alfonso (1482) | Won 2-1 | +181500 |
| 3standard | 182 | Abug, Frederick (1482) | Won 2-0 | +181518 |
| 4standard | 225 | Espiritu, Kevin (1518) | Lost 1-2 | -181500 |
| 5standard | 260 | Candaza, Winfred Zalam (1500) | Won 2-1 | +181518 |
| 6standard | 254 | Singun, Ronald (1453) | Won 2-0 | +171535 |
| 7standard | 102 | Pre, Joebert (1527) | Won 2-0 | +171552 |
| 8standard | 119 | Chen, Liang (1830) | Lost 0-2 | -131539 |
| top | average opponent: 1537record: 5-3 | new rating: 1539 | ||