Kalwei, Christopher
Current rating: 1416
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 236 | Tomaszewski, Michal (1500) | Lost 1-2 | -181487 |
| 2standard | 337 | Wolanski, Michal (1482) | Won 2-1 | +181505 |
| 3standard | 481 | Pokrasyon, Ilya (1500) | Lost 1-2 | -181487 |
| 4standard | 564 | Mielniczuk, Lukasz (1479) | Won 2-0 | +181505 |
| 5standard | 308 | Szymaniak, Maciek (1498) | Lost 1-2 | -181487 |
| 6standard | 482 | Salomoni, Davide (1253) | Lost 1-2 | -221465 |
| 7standard | 449 | Dorle, Anthony (1681) | Lost 1-2 | -151450 |
| 8standard | 424 | Di Cesare, Marco (1578) | Lost 1-2 | -151435 |
| 9standard | 383 | Horecki, Marcin (1386) | Lost 0-2 | -191416 |
| top | average opponent: 1484record: 2-7 | new rating: 1416 | ||
| Grand Prix Turin 2017 (HOU standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Van Loenhout, Rob (1507) | Lost 1-2 | -181466 |
| 2standard | 224 | Abela, Steven (1483) | Lost 1-2 | -171449 |
| 3standard | 405 | Catalano, Dario (1464) | Lost 1-2 | -181431 |
| 4standard | 434 | Mangiapane, Alessandro (1432) | Won 2-0 | +181449 |
| 5standard | 418 | Blanc, Jean-Gabriel (1474) | Lost 0-2 | -171432 |
| 6standard | 409 | Bianco, Nicholas (1440) | Won 2-0 | +181450 |
| 7standard | 354 | Calligaris, Stefano (1491) | Won 2-1 | +181468 |
| 8standard | 279 | Buscaglia, Francesco (1478) | Won 2-1 | +191487 |
| 9standard | 268 | Anders, Torsten (1522) | Won 2-0 | +181505 |
| top | average opponent: 1477record: 5-4 | new rating: 1505 | ||
| Grand Prix Warsaw 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 6 | Kalisz, Oliwier (1500) | Won 1-0 | +181518 |
| 2standard | 161 | Pearce, Darius (1333) | Won 2-1 | +151533 |
| 3standard | 224 | Boccalari, Marco (1555) | Lost 0-2 | -181515 |
| 4standard | 236 | Kopanas, Anastasis (1604) | Lost 0-2 | -161499 |
| 5standard | 369 | Fajkus, Adam (1633) | Lost 0-2 | -161483 |
| 6standard | 381 | Kaskikallio, Emil (1483) | Won 2-0 | +181501 |
| 7standard | 350 | Zaznoba, Eugene (1623) | Lost 1-2 | -161485 |
| 8standard | 387 | Kopka, Pawel (1479) | Won 2-0 | +181503 |
| 9standard | 291 | Jampula, Maciej (1440) | Lost 0-2 | -191484 |
| top | average opponent: 1517record: 4-5 | new rating: 1484 | ||