Lewis, Nathan
Current rating: 1463
| Grand Prix Atlanta 2019 (legacy) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 11 | Sempel, Dylan (1549) | Won 2-1 | +201499 |
| 2legacy | 34 | Joseph, Brennan (1518) | Won 2-0 | +181517 |
| 3legacy | 217 | Bishop, Elijah (1545) | Lost 0-2 | -171500 |
| 4legacy | 272 | MacDonald, Dan 8445 (1474) | Lost 1-2 | -191481 |
| 5legacy | 305 | Prusa, Adam (1498) | Lost 0-2 | -181463 |
| top | average opponent: 1517record: 2-3 | new rating: 1463 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 73 | Reichley, Matthew (1500) | Lost 1-2 | -191498 |
| 2modern | 407 | Weiss, Mark (1482) | Won 2-0 | +181516 |
| 3modern | 283 | Sasala, Matt (1500) | Lost 1-2 | -181498 |
| 4modern | 474 | Rone, Rob (1482) | Lost 1-2 | -191479 |
| top | average opponent: 1491record: 1-3 | new rating: 1479 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 17 | Sellers, Kevin (1500) | Won 2-0 | +181518 |
| 2legacy | 54 | Unger, Jesse (1518) | Won 2-1 | +181536 |
| 3legacy | 266 | Shrout, Andrew (1646) | Lost 1-2 | -161520 |
| 4legacy | 117 | Bowles, Richard (1469) | Lost 1-2 | -191501 |
| 5legacy | 527 | Miller, Anthony R (1372) | Won 2-0 | +161517 |
| 6legacy | 412 | Herring, Clayton (1536) | Won 2-0 | +181535 |
| 7legacy | 304 | Johnson, Adam (1510) | Lost 1-2 | -181517 |
| top | average opponent: 1507record: 4-3 | new rating: 1517 | ||