Dealca, Zachary Manuel
Current rating: 1466
Record: 8-10
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 482 | Retazo, Reynan (1518) | Lost 1-2 | -171464 |
| 2standard | 421 | Guillen, Mark (1482) | Won 2-0 | +181482 |
| 3standard | 444 | Caravana, Marlon (1500) | Won 2-0 | +191501 |
| 4standard | 179 | Lorica, Paolo (1524) | Won 2-0 | +181519 |
| 5standard | 69 | Han, Hojae (1642) | Lost 0-2 | -161503 |
| 6standard | 273 | Manuel, Frederick (1563) | Lost 1-2 | -171486 |
| 7standard | 304 | Manzano, Anton (1385) | Won 2-0 | +171503 |
| 8standard | 227 | Leviste, Mark (1486) | Lost 0-2 | -191484 |
| 9standard | 283 | Rodriguez, Michael (1481) | Lost 0-2 | -181466 |
| average opponent: 1509record: 4-5 | new rating: 1466 | |||
| Grand Prix Manila 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 318 | silvestre, pj (1500) | Won 2-0 | +181518 |
| 2standard | 38 | Rubio, Jonathan C (1482) | Lost 0-2 | -191499 |
| 3standard | 210 | Rodas, Mikko (1483) | Lost 0-2 | -181481 |
| 4standard | 430 | Estacio, Frederick (1480) | Lost 0-2 | -181463 |
| 5standard | 394 | Lazo, Johnson Robert A (1463) | Won 2-0 | +181481 |
| 6standard | 309 | Co, Jhon Rykjem (1481) | Lost 0-2 | -181463 |
| 7standard | 311 | Olaguera, Ron Michael (1462) | Won 2-0 | +181481 |
| 8standard | 245 | Cariaso, Dave (1499) | Lost 0-2 | -181463 |
| 9standard | 192 | Azogue, Christian A (1463) | Won 2-0 | +181481 |
| average opponent: 1479record: 4-5 | new rating: 1481 | |||