Datuin, Mark David
Current rating: 1483
Record: 4-5
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 462 | Castillo, Dar Francis (1550) | Lost 1-2 | -171483 |
| 2standard | 409 | Eamilao, John Victor (1483) | Lost 0-2 | -181465 |
| 3standard | 669 | Chua, Mark (1464) | Lost 0-2 | -181447 |
| 4standard | 665 | Trinidad, Ray Melton T (1421) | Lost 0-2 | -191428 |
| 5standard | 647 | Obra, Ian Joshua (1414) | Won 2-0 | +181446 |
| 6standard | 593 | Tan, Erikson (1446) | Won 2-0 | +181464 |
| 7standard | 509 | Candelaria, Roy Philip (1464) | Won 2-0 | +181482 |
| 8standard | 396 | Rama, Oliver (1494) | Lost 0-2 | -181464 |
| 9standard | 354 | Magpantay, Marlon (1476) | Won 2-0 | +191483 |
| average opponent: 1468record: 4-5 | new rating: 1483 | |||