Nickerson, Sean
Current rating: 1497
Record: 5-5
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 144 | Mundt, Alan (1500) | Lost 0-2 | -171460 |
| 2pioneer | 241 | Capati, Mara Katrina (1483) | Won 2-1 | +181478 |
| 3pioneer | 316 | Lancaster, Bryant (1415) | Won 2-1 | +171495 |
| 4pioneer | 135 | Pedlow, Billy (1508) | Won 2-0 | +181513 |
| 5pioneer | 181 | Dansey, Patrick (1581) | Lost 1-2 | -161497 |
| average opponent: 1497record: 3-2 | new rating: 1497 | |||
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 458 | McGraw, Ian (1356) | Won 2-0 | +151515 |
| A2sealed | 337 | Wills, Kevin (1518) | Lost 0-2 | -181497 |
| A3sealed | 387 | Dolato, Michael (1466) | Lost 0-2 | -181479 |
| A4sealed | 355 | Zeitler, Nicholas (1440) | Won 2-0 | +171496 |
| A5sealed | 321 | Cruz, Joseph (1456) | Lost 0-2 | -191477 |
| average opponent: 1447record: 2-3 | new rating: 1477 | |||