Osborn, Robert
Current rating: 1430
Record: 2-6-1
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 146 | Jones, Tyler (1500) | Lost 0-2 | -181445 |
| 2standard | 366 | Methvin, Ray (1482) | Lost 1-2 | -171428 |
| 3standard | 420 | Snider, Jason (1528) | Won 2-0 | +201448 |
| 4standard | 395 | Samaras, Arthur (1445) | Lost 1-2 | -181430 |
| average opponent: 1489record: 1-3 | new rating: 1430 | |||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 44 | Place, Tyrus (1512) | Lost 0-2 | -181482 |
| 2standard | 317 | Borden, Aaron (1481) | Won 2-0 | +181500 |
| 3standard | 402 | Cullers, Cory (1502) | Lost 0-2 | -181482 |
| 4standard | 427 | Penrod, Jordan (1478) | Draw 1-1 | 01482 |
| 5standard | 427 | Baker, Jonathan (1395) | Lost 0-2 | -191463 |
| average opponent: 1473record: 1-3-1 | new rating: 1463 | |||