Martin, Joseph
Current rating: 1525
Record: 4-3
| Grand Prix Providence 2018 (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 71 | Skarra, Martin (1500) | Won 2-0 | +181518 |
| 2standard | 98 | House, Craig (1518) | Lost 1-2 | -181500 |
| 3standard | 228 | Tibirna, Alexandru (1434) | Won 2-1 | +171517 |
| 4standard | 131 | McMahan, Brian (1492) | Won 2-1 | +171534 |
| 5standard | 137 | Rapp, Michael (1561) | Lost 1-2 | -171517 |
| 6standard | 202 | Demestrio, Joe (1799) | Won 2-0 | +231540 |
| 7standard | 135 | Nguyen, Thien (1724) | Lost 0-2 | -151525 |
| average opponent: 1575record: 4-3 | new rating: 1525 | |||