Spencer, Joseph
Current rating: 1468
Record: 3-5
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 101 | Frazier, Gene (1613) | Lost 0-2 | -161484 |
| 2standard | 496 | Barnum, James (1609) | Won 2-1 | +201504 |
| 3standard | 487 | Mahar, Daniel (1496) | Won 2-1 | +181522 |
| 4standard | 352 | Wiens, Dustin (1507) | Lost 0-2 | -181504 |
| 5standard | 430 | Reynolds, Michael (1496) | Lost 0-2 | -181486 |
| 6standard | 465 | Witt, Jeremie (1396) | Won 2-0 | +161502 |
| 7standard | 386 | Renaud, Luke (1597) | Lost 0-2 | -161486 |
| 8standard | 343 | Rikhof, Hans (1477) | Lost 1-2 | -181468 |
| average opponent: 1524record: 3-5 | new rating: 1468 | |||