Mayer, Joseph
Current rating: 1453
Record: 4-7-1
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 51 | Whisenant, Jodie (1466) | Lost 1-2 | -181471 |
| 2standard | 340 | Prost, Matthew (1483) | Lost 1-2 | -181453 |
| 3standard | 462 | Stapert, Jeff (1429) | Won 2-0 | +181471 |
| 4standard | 369 | Langley, Johnathan (1481) | Lost 1-2 | -181453 |
| average opponent: 1465record: 1-3 | new rating: 1453 | |||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 119 | Stern, Zach (1814) | Lost 0-2 | -121488 |
| 2standard | 379 | Kelley, Zeke (1482) | Won 2-1 | +171505 |
| 3standard | 429 | Pennachio, Joe (1650) | Lost 1-2 | -151490 |
| 4standard | 437 | Sanders, Kelle (1485) | Draw 1-1 | 01490 |
| 5standard | 422 | Clark, Calvin (1487) | Won 2-1 | +181508 |
| 6standard | 330 | Harrell, Skyler (1498) | Won 2-1 | +181526 |
| 7standard | 244 | Seda, Damian (1524) | Lost 1-2 | -181508 |
| 8standard | 239 | Lee, Brian 508 (1496) | Lost 0-2 | -191489 |
| average opponent: 1554record: 3-4-1 | new rating: 1489 | |||