Catalan, Johndrew
Current rating: 1542
Record: 9-7
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 160 | de Ocampo, Liezl (1501) | Won 2-1 | +181501 |
| 2standard | 17 | Nonato, Lloyd Rey (1483) | Won 2-0 | +181519 |
| 3standard | 48 | Aquino, Sherwin (1688) | Lost 0-2 | -151504 |
| 4standard | 188 | Hung, James O (1575) | Won 2-0 | +191523 |
| 5standard | 114 | Lim, Christian Joseph (1455) | Lost 1-2 | -191504 |
| 6standard | 206 | Navarro, Philippe Rey (1522) | Won 2-0 | +181522 |
| 7standard | 202 | Castillo, Dar Francis (1537) | Lost 0-2 | -171505 |
| 8standard | 216 | Quinto, Julius Caesar (1543) | Won 2-1 | +181523 |
| 9standard | 140 | Madrid, Daven Rae (1533) | Won 2-0 | +191542 |
| average opponent: 1537record: 6-3 | new rating: 1542 | |||
| Grand Prix Manila 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 98 | Bautista, Eduardo (1500) | Won 2-0 | +181518 |
| 2sealed | 56 | quizon, jigger jones (1518) | Won 2-0 | +181536 |
| 3sealed | 20 | Palao, Hajji (1536) | Lost 1-2 | -181518 |
| 4sealed | 56 | Sison, Nomer Conrad (1557) | Lost 0-2 | -171501 |
| 5sealed | 79 | Tan, Lloyd Ryan (1518) | Lost 0-2 | -181483 |
| 6sealed | 116 | Fernando, Ronald (1483) | Won 2-1 | +181501 |
| 7sealed | 87 | Cardenas, Benedict (1500) | Lost 0-2 | -181483 |
| average opponent: 1516record: 3-4 | new rating: 1483 | |||