Heck, Robert
Current rating: 1497
Record: 7-8
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 99 | Stirba, Jessica Lina (1587) | Lost 0-2 | -161431 |
| 3sealed | 714 | Causing, Jesus (1497) | Won 2-1 | +191450 |
| 4sealed | 497 | McElhaugh, Daniel (1566) | Lost 1-2 | -151435 |
| 5sealed | 502 | Opperman, Chris (1497) | Won 2-0 | +191454 |
| 6sealed | 505 | Pin, Eric (1518) | Won 2-1 | +191473 |
| 7sealed | 280 | Atashian, Christopher (1534) | Won 2-0 | +191492 |
| 8sealed | 162 | Gareau, Philippe (1656) | Lost 0-0 | -151477 |
| 9sealed | 209 | Lyrette, Styve (1587) | Won 2-0 | +201497 |
| average opponent: 1555record: 5-3 | new rating: 1497 | |||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | [anonymous] | Lost 0-2 | -191481 |
| 2sealed | 387 | Glicker, Stephen (1464) | Won 2-1 | +181499 |
| 3sealed | 273 | Xu, Li (1485) | Lost 1-2 | -181481 |
| 4sealed | 353 | Caudill, James (1464) | Lost 0-2 | -181463 |
| 5sealed | 371 | Dejesus, Justin (1465) | Won 2-0 | +181481 |
| 6sealed | 285 | Baldasari, Antonino (1598) | Lost 0-2 | -161465 |
| 7sealed | 249 | Lee, Devin (1463) | Lost 0-2 | -181447 |
| average opponent: 1487record: 2-5 | new rating: 1447 | |||