Maniwan, Jo Marcon M
Current rating: 1481
Record: 2-3-4
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 366 | De Guzman, Andrew Jere (1500) | Draw 1-1 | 01500 |
| 2standard | 283 | Flores, Erl Addison (1500) | Draw 1-1 | 01500 |
| 3standard | 414 | Martir, Glen (1483) | Won 2-0 | +181518 |
| 4standard | 313 | Go, Dennis Cu (1518) | Draw 1-1 | 01518 |
| 5standard | 304 | Frondoso, Don Dennis L (1499) | Lost 1-2 | -191499 |
| 6standard | 423 | Ang, Nathaniel (1569) | Draw 1-1 | +21501 |
| 7standard | 362 | Abud, Franklin (1482) | Lost 0-2 | -191482 |
| 8standard | 363 | Velasco, Dion Alfonso (1464) | Won 2-0 | +181500 |
| 9standard | 279 | Quintans, Jankitmil (1464) | Lost 0-2 | -191481 |
| average opponent: 1498record: 2-3-4 | new rating: 1481 | |||