Erickson, Justin
Current rating: 1453
Record: 5-8
| Grand Prix Portland 2018 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 613 | Bigham, Matt (1500) | Won 2-1 | +181481 |
| 2modern | 374 | MacMillan, Gavin (1517) | Won 2-1 | +191500 |
| 3modern | 59 | Knapp, Charles (1477) | Lost 0-2 | -181482 |
| 4modern | 447 | Joyce, Sean (1584) | Won 2-1 | +191501 |
| 5modern | 211 | Chen, Michael (1760) | Lost 1-2 | -131488 |
| 6modern | 329 | Penaluna, Allen (1559) | Lost 1-2 | -171471 |
| 7modern | 464 | Wassmer, Scott (1434) | Lost 0-2 | -181453 |
| average opponent: 1547record: 3-4 | new rating: 1453 | |||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 314 | Kirschenmann, Samuel (1500) | Lost 1-2 | -181482 |
| 2modern | 1363 | Egamino, Janperson (1482) | Won 2-1 | +181500 |
| 3modern | 701 | Lubiszewski, Jeffrey (1498) | Lost 0-2 | -181482 |
| 4modern | 854 | Tao, Justin (1519) | Lost 0-2 | -171465 |
| 5modern | 799 | Johnson, Justin (1384) | Won 2-0 | +161481 |
| 6modern | 645 | Cuello, Luis (1448) | Lost 1-2 | -181463 |
| average opponent: 1472record: 2-4 | new rating: 1463 | |||