Morales, William
Current rating: 1521
Record: 5-4
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 21 | Bennett, Justin (1500) | Won 2-0 | +181518 |
| 2standard | 70 | Cisneros, Marlon (1518) | Won 2-0 | +181536 |
| 3standard | 62 | Reyes Chanto, Arianna (1513) | Won 2-0 | +181554 |
| 4standard | 24 | Rojas Salas, Jose Roberto (1618) | Lost 1-2 | -171537 |
| 5standard | 84 | Bejarano Espejo, Julio Miguel (1534) | Won 2-0 | +181555 |
| 6standard | 51 | Canepa Casabo, Adrian (1614) | Lost 1-2 | -171538 |
| 7standard | 63 | Byrd, Kalab (1589) | Lost 1-2 | -171521 |
| 8standard | 128 | Duque, Diego (1524) | Won 2-1 | +181539 |
| 9standard | 89 | Wight, Lawrence (1549) | Lost 0-2 | -181521 |
| average opponent: 1551record: 5-4 | new rating: 1521 | |||