Hafer, Jacob
Current rating: 1551
Record: 6-3
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 513 | Alexander, John (1500) | Won 2-0 | +181518 |
| 2standard | 179 | Spartz, Emerson (1446) | Won 2-1 | +171535 |
| 3standard | 42 | Sutcliffe, Jeremy (1576) | Won 2-0 | +181553 |
| 4standard | 25 | Grant, Bradford (1623) | Lost 1-2 | -161537 |
| 5standard | 305 | Chasteen, Bill (1522) | Lost 1-2 | -191518 |
| 6standard | 254 | Sorrentino, Jason (1457) | Won 2-0 | +171535 |
| 7standard | 239 | Kauffman, Jason (1541) | Won 2-1 | +181553 |
| 8standard | 168 | Zinni, Anthony (1459) | Lost 1-2 | -191534 |
| 9standard | 208 | Lewis, Chris (1484) | Won 2-0 | +171551 |
| average opponent: 1512record: 6-3 | new rating: 1551 | |||