Arendall, Charles
Current rating: 1440
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| B1sealed | 621 | Jenista, Michael (1511) | Won 2-0 | +191471 |
| B2sealed | 388 | Mooers, Alexander (1611) | Lost 0-2 | -161455 |
| B3sealed | 435 | Westenberg, Fred (1513) | Lost 1-2 | -171438 |
| B4sealed | 482 | Elliott, Sean (1426) | Won 2-1 | +181456 |
| B5sealed | 288 | Smith, Joshua (1563) | Lost 0-2 | -161440 |
| top | average opponent: 1525record: 2-3 | new rating: 1440 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 122 | L'Estrange, Michael (1499) | Lost 0-2 | -181485 |
| 2modern | 823 | Smith, Eric (1663) | Lost 0-2 | -151470 |
| 3modern | 955 | Ball, Justin (1430) | Lost 0-2 | -181452 |
| top | average opponent: 1531record: 0-3 | new rating: 1452 | ||
| Grand Prix Vancouver 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 14 | Oshie, Brian (1500) | Lost 1-2 | -181482 |
| 2modern | 450 | LaFleur, Joey (1482) | Won 2-0 | +181500 |
| 3modern | 277 | Lee, Chris (1536) | Won 2-0 | +191519 |
| 4modern | 304 | Cole, Nathan (1627) | Won 2-1 | +201539 |
| 5modern | 142 | Robertson, Andy (1538) | Lost 0-2 | -181521 |
| 6modern | 295 | McNamara, Brendan (1558) | Lost 0-2 | -181503 |
| top | average opponent: 1540record: 3-3 | new rating: 1503 | ||