Nelson, John F
Current rating: 1415
Record: 10-17-2
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 314 | Snow, Matthew (1470) | Won 2-1 | +191429 |
| 2standard | 52 | Hunter, J.R. (1474) | Lost 1-2 | -181411 |
| 3standard | 300 | Walker, Mikayel (1504) | Won 2-0 | +201431 |
| 4standard | 238 | Botelho, Chris (1840) | Lost 1-2 | -111420 |
| 5standard | 392 | Tichy, Derek (1510) | Won 2-0 | +201440 |
| 6standard | 172 | Mendoza, Matt (1666) | Lost 1-2 | -141426 |
| 7standard | 350 | Alderete, Jason (1485) | Won 2-0 | +191445 |
| 8standard | 255 | Ruggieri, Austin (1515) | Lost 0-2 | -171428 |
| 9standard | 257 | Cheng, Jonathan (1680) | Lost 1-2 | -131415 |
| top | average opponent: 1572record: 4-5 | new rating: 1415 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 85 | Baldwin, Cory (1482) | Won 2-1 | +191439 |
| 2standard | 200 | Mittelstaedt, Erich (1521) | Draw 1-1 | +21441 |
| 3standard | 347 | Mendola, Anthony (1555) | Lost 1-2 | -161425 |
| 4standard | 518 | Moore, Michael (1375) | Won 2-0 | +171442 |
| 5standard | 359 | Davis, Brent (1576) | Lost 0-0 | -161426 |
| 6standard | 472 | Saver, Brendan (1497) | Lost 1-2 | -161410 |
| top | average opponent: 1501record: 2-3-1 | new rating: 1410 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 532 | Arend, Jack (1500) | Lost 0-2 | -171410 |
| 2standard | 391 | Awtrey, Kevin (1448) | Won 2-1 | +191429 |
| 3standard | 545 | Schilz, Aaron (1500) | Lost 1-2 | -171412 |
| 4standard | 561 | Kerwin, Jason (1482) | Lost 0-2 | -171395 |
| 5standard | 582 | Darden, Dwight (1465) | Won 2-0 | +201415 |
| 6standard | 471 | Baca, Robert (1574) | Won 2-0 | +201435 |
| 7standard | 311 | Ellington, Theo (1519) | Lost 0-1 | -161419 |
| 8standard | 306 | Romero, Sean (1476) | Draw 1-1 | +11420 |
| top | average opponent: 1496record: 3-4-1 | new rating: 1420 | ||
| Grand Prix Kansas City 2011 (NPH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 152 | Norton, Matt M (1559) | Lost 0-2 | -171483 |
| 2sealed | 247 | Tamura, Kentaro (1539) | Lost 0-2 | -171466 |
| 3sealed | 348 | Bruns, Chris (1396) | Won 2-0 | +171483 |
| 4sealed | 327 | Schneider, John (1366) | Lost 1-2 | -201463 |
| 5sealed | 343 | Emmons, Logan (1465) | Lost 1-2 | -181445 |
| 6sealed | 309 | Young, Charles (1444) | Lost 0-2 | -181427 |
| top | average opponent: 1461record: 1-5 | new rating: 1427 | ||