Villamayor, Michael Ryan
Current rating: 1516
Record: 5-4
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 382 | Bautista, Nino (1491) | Won 2-1 | +181518 |
| 2standard | 149 | Suarez, John Brian (1549) | Lost 1-2 | -181500 |
| 3standard | 327 | Tinio, David P (1480) | Won 2-1 | +181518 |
| 4standard | 150 | Uchida, Jeffrey (1500) | Won 2-0 | +181536 |
| 5standard | 121 | Tan, Reynald (1536) | Lost 0-2 | -181518 |
| 6standard | 240 | Morales, Justin [PHL] (1535) | Won 2-0 | +181536 |
| 7standard | 110 | Garcia, Paolo Jonathan (1545) | Won 2-0 | +181554 |
| 8standard | 72 | Del Rosario, Rod Ray (1528) | Lost 1-2 | -181536 |
| 9standard | 214 | Salcedo, Alan (1427) | Lost 1-2 | -201516 |
| average opponent: 1510record: 5-4 | new rating: 1516 | |||