Lewis, Robert
Current rating: 1371
Record: 5-14
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1392 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 61 | Martin, Stuart (1460) | Won 2-0 | +191411 |
| 2standard | 60 | Breyne, Marcus (1627) | Lost 0-2 | -141397 |
| 3standard | 146 | Due, Tyler (1501) | Won 0-0 | +201417 |
| 4standard | 163 | Ritter, Jacob (1963) | Lost 0-2 | -91408 |
| 5standard | 180 | Vittorio, Frank (1369) | Lost 0-2 | -191389 |
| 6standard | 177 | Shaffer, Garrison (1405) | Lost 0-2 | -181371 |
| top | average opponent: 1554record: 2-4 | new rating: 1371 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 60 | Altschuler, Daniel (1500) | Won 2-0 | +201429 |
| 2standard | 48 | Freas, Gerald (1636) | Lost 1-2 | -141415 |
| 3standard | 367 | Smith, Gerald (1522) | Won 2-0 | +201435 |
| 4standard | 429 | Mondello, Jake (1816) | Lost 0-2 | -121423 |
| 5standard | 518 | Walton, Kasey (1555) | Lost 0-2 | -151408 |
| 6standard | 496 | Harris, Benjamin (1515) | Lost 1-2 | -161392 |
| top | average opponent: 1591record: 2-4 | new rating: 1392 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1305 | Heckel, Ronald (1407) | Won 2-0 | +171479 |
| 2modern | 1241 | Page, Jospeh R (1500) | Lost 1-2 | -171462 |
| 3modern | 1482 | Ingram, Chris (1468) | Lost 1-2 | -181444 |
| 4modern | 1538 | Parsons, William (1481) | Lost 1-2 | -171427 |
| 5modern | 1414 | Epperson, Kyle (1462) | Lost 0-2 | -181409 |
| top | average opponent: 1464record: 1-4 | new rating: 1409 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 436 | Gugliemelli, Nick (1448) | Lost 0-2 | -191481 |
| 2standard | 441 | Asher, Adam (1445) | Lost 0-2 | -191462 |
| top | average opponent: 1446record: 0-2 | new rating: 1462 | ||