Estrella, Ron Kerrshey
Current rating: 1552
Record: 10-8
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 77 | Calucag, Richard (1608) | Won 2-0 | +191564 |
| 3standard | 52 | Falag-Ey, John Anthony (1504) | Won 2-1 | +171581 |
| 4standard | 81 | Yanase, Kaname (1775) | Lost 0-2 | -151566 |
| 5standard | 51 | Kiwanont, Sukhum (1689) | Won 2-1 | +201586 |
| 6standard | 96 | Dulawan, Alexander (1575) | Won 2-0 | +181604 |
| 7standard | 22 | Suarez, Roberto (1577) | Won 2-0 | +181622 |
| 8standard | 11 | Ju, Yaqiong (1703) | Lost 1-2 | -171605 |
| 9standard | 62 | Indrakesuma, Taufik (1788) | Lost 1-2 | -151590 |
| 10standard | 63 | Goo, Jose (1475) | Lost 0-2 | -201570 |
| 11standard | 111 | Antonio, Jeffrey (1524) | Lost 0-2 | -181552 |
| average opponent: 1622record: 5-5 | new rating: 1552 | |||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 263 | Jose, Josef (1518) | Won 2-1 | +181518 |
| 3standard | 153 | Arriola, Mark Anthony (1553) | Won 2-1 | +191537 |
| 4standard | 52 | Porter, James Serafin (1721) | Won 2-0 | +211558 |
| 5standard | 40 | Reyes, anthony paul l (1505) | Won 2-0 | +171575 |
| 6standard | 18 | Carbonell, John Stephen (1615) | Won 2-1 | +191594 |
| 7standard | 6 | Pangasinan, Jay (1678) | Lost 1-2 | -161578 |
| 8standard | 20 | Sim, Kris (1575) | Lost 1-2 | -181560 |
| 9standard | 95 | Nam, Sung Wook (1729) | Lost 1-2 | -151545 |
| average opponent: 1612record: 5-3 | new rating: 1545 | |||