Johnson, Colin 2
Current rating: 1461
Record: 1-3
| Grand Prix Phoenix 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 232 | Heckman, Christopher (1498) | Lost 0-2 | -181482 |
| 2modern | 459 | Piles, John (1342) | Lost 1-2 | -211461 |
| 3modern | 585 | Friend, Andrew (1464) | Won 2-1 | +181479 |
| 4modern | 471 | Simon, Matthew (1430) | Lost 1-2 | -181461 |
| average opponent: 1433record: 1-3 | new rating: 1461 | |||