Chanco, Ian Zachary
Current rating: 1484
Record: 6-7
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 145 | Garbanzos, Mark D (1424) | Won 2-0 | +161520 |
| 3standard | 152 | Aquino, Miguel Carlos (1486) | Lost 1-2 | -191501 |
| 4standard | 232 | Adona, Florencci (1522) | Lost 1-2 | -171484 |
| 5standard | 288 | Reyes, Bejay (1494) | Won 2-1 | +181502 |
| 6standard | 333 | Abaya, Arjay (1518) | Lost 1-2 | -181484 |
| average opponent: 1489record: 2-3 | new rating: 1484 | |||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 166 | Sanchez, Rizalino Jose (1608) | Won 2-0 | +201520 |
| 3standard | 137 | Navarro, Nicodemus (1500) | Lost 0-2 | -181502 |
| 4standard | 309 | Resurreccion, Daniel J (1521) | Won 2-0 | +181520 |
| 5standard | 185 | Amurao, Romeo iii (1540) | Won 2-1 | +181538 |
| 6standard | 67 | Ong, Raynald (1555) | Lost 1-2 | -171521 |
| 7standard | 200 | Madrigal, Ricky (1534) | Lost 0-2 | -181503 |
| 8standard | 203 | Yan, Yan (1485) | Won 2-0 | +181521 |
| 9standard | 186 | Beley, Ronnie Paul (1574) | Lost 0-2 | -171504 |
| average opponent: 1540record: 4-4 | new rating: 1504 | |||