Carpenter, Jacob
Current rating: 1396
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 348 | Lehman, Michael (1555) | Won 2-1 | +201465 |
| 2standard | 28 | Hasani, Farid (1469) | Lost 1-2 | -181447 |
| 3standard | 547 | Normandin, Katharine (1596) | Lost 0-2 | -151432 |
| 4standard | 674 | McHugh, Justin (1458) | Lost 0-2 | -181414 |
| 5standard | 679 | Spinelli, James (1376) | Lost 0-2 | -181396 |
| top | average opponent: 1491record: 1-4 | new rating: 1396 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 331 | Farrugia, Marco (1576) | Lost 0-2 | -161463 |
| 2modern | 839 | Milton, Stephen (1482) | Won 2-0 | +181481 |
| 3modern | 596 | Kelly, Scott (1552) | Lost 1-2 | -171464 |
| 4modern | 1132 | Byrne, Mike (1397) | Lost 1-2 | -191445 |
| top | average opponent: 1502record: 1-3 | new rating: 1445 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 120 | Rabey, Michael (1539) | Lost 1-2 | -171483 |
| 2modern | 421 | McConnell III, Esker (1322) | Won 2-0 | +151498 |
| 3modern | 515 | Mulldune, Jeremy (1466) | Won 2-1 | +171515 |
| 4modern | 312 | Haushalter, Michael (1518) | Lost 1-2 | -181497 |
| 5modern | 466 | DiJohn, Nicholas (1480) | Lost 1-2 | -181479 |
| top | average opponent: 1465record: 2-3 | new rating: 1479 | ||