Kaufman, Nathan
Current rating: 1558
Record: 19-19-1
| Grand Prix Atlanta 2018 (modern) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 40 | Cruickshank, Sean (1700) | Won 2-0 | +211512 |
| 2modern | 257 | Parente, Justin (1791) | Lost 0-2 | -131499 |
| 3modern | 350 | Vale, Jonathan (1611) | Won 2-1 | +201519 |
| 4modern | 287 | Samuels, Eddie (1640) | Lost 1-2 | -151504 |
| 5modern | 522 | Phillips, Michael (1509) | Draw 1-1 | 01504 |
| 6modern | 481 | Rhoades, Jessee (1581) | Won 2-0 | +191523 |
| 7modern | 356 | Hammonds, Cole (1524) | Won 2-0 | +181541 |
| 8modern | 246 | Dominguez, Benjamin (1488) | Won 2-1 | +171558 |
| top | average opponent: 1605record: 5-2-1 | new rating: 1558 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 435 | Zuniga, Robert (1448) | Won 2-1 | +181482 |
| 2modern | 312 | Wardlaw, Ben (1537) | Lost 1-2 | -171465 |
| 3modern | 620 | Silverberg, Ian (1500) | Won 2-0 | +191484 |
| 4modern | 544 | Prieskorn, Linton (1519) | Won 2-1 | +181502 |
| 5modern | 284 | Bernett, Evan (1539) | Won 2-1 | +191521 |
| 6modern | 175 | Stanton, Mark (1657) | Lost 1-2 | -161505 |
| 7modern | 462 | DiCarlo, Daniel (1681) | Lost 0-2 | -141491 |
| top | average opponent: 1555record: 4-3 | new rating: 1491 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 862 | Donato, Justin (1503) | Won 2-0 | +191452 |
| 2modern | 794 | Smith, Nathaniel A 8494 (1517) | Won 2-0 | +191471 |
| 3modern | 764 | Watley, Jordan (1449) | Won 2-0 | +181489 |
| 4modern | 699 | Roper, Derrick (1596) | Lost 0-2 | -161473 |
| 5modern | 732 | Costa, Matthew (1903) | Lost 0-2 | -111462 |
| 6modern | 857 | Novotni, Jarryd W (1520) | Won 2-1 | +191481 |
| 7modern | 684 | Shipe, Brandon (1539) | Lost 0-2 | -171464 |
| top | average opponent: 1575record: 4-3 | new rating: 1464 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1396 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 426 | Cardwell, Dustin (1500) | Won 2-0 | +201416 |
| 2modern | 102 | Campbell, Duncan (1577) | Lost 1-2 | -151401 |
| 3modern | 423 | Arney, Jordan (1500) | Won 2-0 | +201421 |
| 4modern | 289 | McIntyre, James (1470) | Won 2-0 | +191440 |
| 5modern | 99 | Lynn, Jerry (1537) | Lost 1-2 | -171423 |
| 6modern | 289 | Mesa, Juan (1518) | Lost 0-2 | -161407 |
| 7modern | 263 | Doyle, Michael (1647) | Lost 1-2 | -141393 |
| 8modern | 229 | Brucher, Dustin (1422) | Won 2-1 | +191412 |
| 9modern | 163 | Nance, Hunter (1574) | Won 2-1 | +211433 |
| top | average opponent: 1527record: 5-4 | new rating: 1433 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Moskowitz, Adam L (1500) | Lost 1-2 | -171410 |
| 2sealed | 400 | Morris, Dick (1482) | Lost 1-2 | -171393 |
| 3sealed | 471 | Simpson, Thomas (1464) | Won 2-0 | +201413 |
| 4sealed | 474 | Tran, Anhai (1481) | Lost 1-2 | -171396 |
| top | average opponent: 1482record: 1-3 | new rating: 1396 | ||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 156 | Morrow, Henry (1432) | Lost 1-2 | -191481 |
| 2standard | 145 | Lynch, Jeff (1482) | Lost 0-2 | -181463 |
| 3standard | 221 | Fields, Aj (1464) | Lost 0-2 | -181445 |
| 4standard | 243 | Taylor, Travis (1446) | Lost 1-2 | -181427 |
| top | average opponent: 1456record: 0-4 | new rating: 1427 | ||