Herz, Mason
Current rating: 1454
Record: 5-8
| Grand Prix Omaha 2017 (AKH standard) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 10 | Addink, Ben (1500) | Lost 1-2 | -181491 |
| 2standard | 285 | Samaniego, Eric (1482) | Lost 0-2 | -181473 |
| 3standard | 391 | Gregory, Ryan (1416) | Won 2-1 | +171490 |
| 4standard | 324 | Ross, Matthew (1400) | Lost 1-2 | -201470 |
| 5standard | 361 | Meints, Shawn (1566) | Lost 1-2 | -161454 |
| average opponent: 1473record: 1-4 | new rating: 1454 | |||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 121 | Keppol, Steven (1412) | Won 2-0 | +161516 |
| 2standard | 307 | Crook, Matthew (1470) | Lost 1-2 | -181498 |
| 3standard | 489 | Aguilar, Uhriaha (1500) | Won 2-1 | +181516 |
| 4standard | 202 | Hinderaker, Michael (1715) | Won 2-1 | +211537 |
| 5standard | 165 | Gall, Louis (1531) | Won 0-0 | +181555 |
| 6standard | 125 | Baderdeen, Evan (1558) | Lost 0-2 | -181537 |
| 7standard | 319 | Jensen, William (1980) | Lost 1-2 | -101527 |
| 8standard | 339 | Cooper, Travis (1540) | Lost 0-2 | -181509 |
| average opponent: 1588record: 4-4 | new rating: 1509 | |||