Valdivia, Peter
Current rating: 1558
Record: 6-3
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 379 | Doumanis, Sam (1428) | Won 2-0 | +171517 |
| 2modern | 128 | Myers, Fro (1518) | Won 2-1 | +181535 |
| 3modern | 204 | Martone, Michael (1515) | Won 2-0 | +171552 |
| 4modern | 98 | Swasey, Laurence (1691) | Lost 1-2 | -151537 |
| 5modern | 125 | Shunamon, Jonathan (1646) | Lost 0-2 | -161521 |
| 6modern | 323 | Heleen, Nikolas (1536) | Won 2-0 | +181539 |
| 7modern | 247 | Hunt, Joseph (1569) | Won 2-0 | +191558 |
| 8modern | 167 | Leigh, James (1505) | Won 2-0 | +171575 |
| 9modern | 71 | Winokur, Ben (1656) | Lost 0-2 | -171558 |
| average opponent: 1563record: 6-3 | new rating: 1558 | |||