Andrews, Justin
Current rating: 1458
Record: 5-8
| Grand Prix Phoenix 2018 (modern) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 152 | Elliott, Casey (1406) | Lost 0-2 | -201473 |
| 2modern | 370 | Harlan, Nicholas (1447) | Won 2-0 | +181491 |
| 3modern | 414 | Adamson, Jared (1500) | Lost 0-2 | -181473 |
| 4modern | 467 | Adelstein, Matthew (1515) | Lost 1-2 | -171456 |
| 5modern | 560 | Buda, Joseph (1465) | Won 2-0 | +181474 |
| 6modern | 410 | Hurtado, Patrick (1609) | Lost 1-2 | -161458 |
| average opponent: 1490record: 2-4 | new rating: 1458 | |||
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 89 | LaVassaur, Chris (1666) | Lost 0-2 | -151485 |
| 2standard | 451 | Palmer, Chris (1503) | Lost 0-2 | -181467 |
| 3standard | 483 | Holmes, Justin (1464) | Won 2-0 | +181485 |
| 4standard | 512 | Jones, Michael (1442) | Won 2-0 | +171502 |
| 5standard | 397 | Beltran, Horacio (1468) | Won 2-0 | +181520 |
| 6standard | 338 | Maliszewski, Nathannael (1883) | Lost 0-2 | -121508 |
| 7standard | 298 | McNamara, Brendan (1659) | Lost 0-2 | -151493 |
| average opponent: 1584record: 3-4 | new rating: 1493 | |||