Ko, Ray
Current rating: 1481
Record: 0-1
| Grand Prix San Diego 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 87 | Rogers, John (1455) | Lost 1-2 | -191481 |
| record: 0-1 | new rating: 1481 | |||
| Grand Prix San Diego 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 87 | Rogers, John (1455) | Lost 1-2 | -191481 |
| record: 0-1 | new rating: 1481 | |||