De Castro, Tyrell Kieran
Current rating: 1481
Record: 4-5
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 532 | Suarez, Roberto (1500) | Lost 1-2 | -181482 |
| 2standard | 412 | Francisco, Mark Philip (1482) | Lost 0-2 | -181464 |
| 3standard | 677 | Bautista, Nino (1455) | Lost 0-2 | -181446 |
| 4standard | 663 | Panganiban, Paolo (1448) | Lost 1-2 | -181428 |
| 5standard | 663 | Reyes cruz, gervin (1427) | Won 2-0 | +181446 |
| 6standard | 562 | Salcedo, Alden (1446) | Lost 0-2 | -181428 |
| 7standard | 528 | Feraren, Adrian (1430) | Won 2-0 | +181446 |
| 8standard | 437 | Guevara, Alfred (1415) | Won 2-0 | +171463 |
| 9standard | 350 | Layson, Red (1462) | Won 2-0 | +181481 |
| average opponent: 1452record: 4-5 | new rating: 1481 | |||