Chan Choi, Louis
Current rating: 1520
Record: 5-4
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 121 | De La Roca, Mario (1525) | Won 2-0 | +181518 |
| 2standard | 24 | Duque, Diego (1518) | Lost 1-2 | -181500 |
| 3standard | 164 | Amador, Eduardo (1500) | Lost 1-2 | -181482 |
| 4standard | 212 | Avila Andrade, Oswaldo (1471) | Won 2-0 | +181500 |
| 5standard | 151 | Fu, Adrian (1508) | Won 2-1 | +181518 |
| 6standard | 123 | Montero, Francisco (1550) | Lost 1-2 | -171501 |
| 7standard | 166 | Madrigal, Fabricio (1460) | Lost 0-2 | -191482 |
| 8standard | 168 | Okazaki, Yohei (1490) | Won 2-0 | +181500 |
| 9standard | 126 | Flores, Christian (1616) | Won 2-0 | +201520 |
| average opponent: 1515record: 5-4 | new rating: 1520 | |||