Hudson, John
Current rating: 1529
Record: 8-8-1
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 370 | Sulway, Robert (1500) | Won 2-0 | +181502 |
| 2standard | 274 | Olson, Michael (1500) | Won 2-1 | +181520 |
| 3standard | 204 | Castro, Robert (1748) | Won 2-0 | +221542 |
| 4standard | 79 | Manfield, Seth (2169) | Lost 0-2 | -81534 |
| 5standard | 225 | Menzies, Emil (1675) | Lost 1-2 | -151519 |
| 6standard | 273 | Gallichet, Mike (1717) | Draw 1-1 | +31522 |
| 7standard | 316 | West, Caitlyn (1541) | Won 2-0 | +191541 |
| 8standard | 203 | Gellis, Dylan (1609) | Won 2-1 | +191560 |
| 9standard | 141 | Skarren, Frank (1990) | Won 2-1 | +251585 |
| 10standard | 89 | Byrne, Christopher (1560) | Lost 0-2 | -181567 |
| 11standard | 142 | McMinney, Peter (1542) | Lost 0-2 | -191548 |
| 12standard | 160 | Giarratana, Samuel (1494) | Lost 0-2 | -191529 |
| average opponent: 1670record: 6-5-1 | new rating: 1529 | |||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 798 | Vo, David (1467) | Lost 1-2 | -191481 |
| 2sealed | 1059 | Romito, Alexander (1665) | Lost 0-2 | -141467 |
| 3sealed | 1227 | Heck, Maxwell (1464) | Won 2-0 | +181485 |
| 4sealed | 1129 | Wright, Joe (1484) | Won 2-1 | +181503 |
| 5sealed | 972 | Horn, Andrew (1457) | Lost 1-2 | -191484 |
| average opponent: 1507record: 2-3 | new rating: 1484 | |||