Hardwick, Charissa
Current rating: 1490
| Grand Prix Austin 2020 (modern) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 211 | Olsen, Paul (1603) | Lost 1-2 | -171529 |
| 2modern | 284 | Delbert, Matthew (1652) | Lost 1-2 | -151514 |
| 3modern | 375 | Herdman, William (1168) | Lost 0-2 | -241490 |
| top | average opponent: 1474record: 0-3 | new rating: 1490 | ||
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 36 | Sausen, Joe (1500) | Won 2-0 | +171543 |
| 2standard | 244 | Ruettiger, Bryant (1571) | Won 2-0 | +191562 |
| 3standard | 87 | Medley, Jacob (1729) | Won 2-0 | +211583 |
| 4standard | 135 | Sneddon, Ryan (1560) | Lost 0-2 | -191564 |
| 5standard | 115 | Dyga, Adam (1535) | Lost 1-2 | -181546 |
| 6standard | 186 | Glowacz, Michal (1515) | Won 2-1 | +171563 |
| 7standard | 224 | Low, Seth (1630) | Lost 0-2 | -171546 |
| top | average opponent: 1577record: 4-3 | new rating: 1546 | ||
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 278 | Meier, Augie (1473) | Lost 0-2 | -181482 |
| 2modern | 358 | La Fleur, Devin (1500) | Won 2-1 | +181500 |
| 3modern | 467 | Hawkins, Bradley (1499) | Lost 1-2 | -181482 |
| 4modern | 553 | McQueeney, Joshua (1427) | Won 2-1 | +171499 |
| 5modern | 455 | Marlowe, Joshua (1483) | Won 2-0 | +181517 |
| 6modern | 237 | Berni, Roberto (1734) | Won 2-1 | +211538 |
| 7modern | 146 | Scheuermann, Alex (1849) | Lost 0-2 | -121526 |
| 8modern | 259 | Leaton, Stephen (1499) | Won 2-0 | +171543 |
| 9modern | 159 | Renteria, Reggie (1549) | Lost 0-2 | -171526 |
| top | average opponent: 1557record: 5-4 | new rating: 1526 | ||