Lewallen, Josh
Current rating: 1410
Record: 11-18-1
| Grand Prix Atlanta 2018 (modern) | starting rating: 1396 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 233 | Simmons, Joel (1500) | Won 2-1 | +201416 |
| 2modern | 141 | Neal, Kellen (1432) | Won 2-0 | +181434 |
| 3modern | 231 | Bower, Mac (1645) | Won 2-1 | +221456 |
| 4modern | 120 | Robinson, Liam (1601) | Lost 1-2 | -161440 |
| 5modern | 247 | Findlay, Bill (1570) | Lost 1-2 | -151425 |
| 6modern | 419 | Espiritu, Rayton (1586) | Lost 1-2 | -151410 |
| top | average opponent: 1556record: 3-3 | new rating: 1410 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 607 | Ralph, Clayton (1486) | Lost 1-2 | -161406 |
| 2modern | 577 | Poole, Ben (1484) | Won 2-1 | +191425 |
| 3modern | 814 | Eaddy, Andrew (1400) | Lost 0-2 | -181407 |
| 4modern | 1113 | Cruz, Justin (1472) | Won 2-0 | +191426 |
| 5modern | 521 | Woolwine, Michael (1661) | Lost 1-2 | -141412 |
| 6modern | 757 | Benton, Daniel (1516) | Lost 0-2 | -161396 |
| top | average opponent: 1503record: 2-4 | new rating: 1396 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 16 | Baughman, Kyle (1500) | Lost 1-2 | -171396 |
| 2sealed | 517 | Quicano, Carlos (1482) | Lost 1-2 | -161380 |
| 3sealed | 931 | Naessig, Christopher D (1460) | Won 2-0 | +191399 |
| 4sealed | 764 | Cardwell, Tomas (1522) | Won 2-1 | +211420 |
| 5sealed | 546 | Shamma, Samir (1450) | Won 2-1 | +181438 |
| 6sealed | 360 | Villalpando, Mark (1557) | Lost 1-2 | -161422 |
| top | average opponent: 1495record: 3-3 | new rating: 1422 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 587 | Beauchamp, Adam (1533) | Lost 0-2 | -171446 |
| 2sealed | 559 | Hollman, Mandy (1481) | Lost 1-2 | -171429 |
| 3sealed | 731 | Hodges, Trent (1537) | Lost 1-2 | -161413 |
| top | average opponent: 1517record: 0-3 | new rating: 1413 | ||
| Grand Prix Charleston 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 83 | Auer, Josh (1500) | Lost 0-0 | -181482 |
| 2standard | 238 | Chung, Jonathan (1482) | Lost 0-2 | -181464 |
| 3standard | 252 | Pancoast, Jason (1463) | Won 2-1 | +181482 |
| 4standard | 272 | Franks, Ray (1479) | Won 2-1 | +181500 |
| 5standard | 241 | Jachim, Robert (1497) | Draw 1-1 | 01500 |
| 6standard | 205 | Filipiak, Chris (1465) | Lost 0-2 | -191481 |
| 7standard | 196 | Cervino, Thomas (1482) | Lost 0-2 | -181463 |
| 8standard | 174 | Beasley, Eric (1465) | Lost 0-2 | -181445 |
| 9standard | 151 | Harwell, Barney (1429) | Won 2-0 | +181463 |
| top | average opponent: 1474record: 3-5-1 | new rating: 1463 | ||