Siemon, Robert
Current rating: 1523
Record: 4-3
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 226 | Simmons, Julie (1482) | Lost 0-2 | -181482 |
| 3standard | 474 | Lawliss, Dane (1464) | Won 2-1 | +171499 |
| 4standard | 432 | Webb, Christopher (1569) | Lost 0-2 | -161483 |
| 5standard | 403 | Larsen, Albert (1400) | Lost 0-2 | -201463 |
| 6standard | 367 | De Souza, Tony (1404) | Won 2-0 | +171480 |
| 7standard | 295 | Acuna, Martin (1503) | Won 2-0 | +181498 |
| 8standard | 235 | Taylor, Dustin (1865) | Won 2-0 | +251523 |
| average opponent: 1527record: 4-3 | new rating: 1523 | |||