Manzano, Calvin
Current rating: 1503
Record: 3-3
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 354 | Hess, Greg (1573) | Won 2-0 | +191519 |
| 2modern | 43 | Stambaugh, Trent (1554) | Lost 0-2 | -171502 |
| 3modern | 588 | Connell, Christopher (1582) | Lost 1-2 | -171485 |
| 4modern | 1119 | Kuzemczak, Devan (1441) | Lost 0-2 | -181467 |
| 5modern | 1079 | Davenport, Thomas (1462) | Won 2-0 | +181485 |
| 6modern | 860 | Brennan, Corey (1484) | Won 2-1 | +181503 |
| average opponent: 1516record: 3-3 | new rating: 1503 | |||