Fron, Bartlomiej
Current rating: 1455
Record: 9-14
| Grand Prix Krakow 2019 (M20 limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 194 | Kentesber, Sam (1591) | Lost 1-2 | -161464 |
| 4sealed | 194 | Do, Tung (1487) | Won 2-0 | +191483 |
| 5sealed | 200 | Goddard, Sean (1951) | Lost 0-2 | -101473 |
| 6sealed | 217 | Lejeune, Olivier (1500) | Lost 0-2 | -181455 |
| top | average opponent: 1632record: 1-3 | new rating: 1455 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 180 | Buti, Jean-Philippe (1473) | Lost 0-2 | -181485 |
| 3sealed | 614 | Neves, Vasco (1713) | Won 2-0 | +221507 |
| 4sealed | 288 | Milenin, Ivan (1665) | Won 2-0 | +211528 |
| 5sealed | 347 | Fliegel, Lukasz (1612) | Lost 1-2 | -171511 |
| 6sealed | 311 | Fagiolo, Giordano (1772) | Lost 1-2 | -131498 |
| 7sealed | 446 | Ampollini, Davide (1524) | Lost 0-2 | -181480 |
| top | average opponent: 1627record: 2-4 | new rating: 1480 | ||
| Grand Prix Prague 2018 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 72 | Kral, Martin (1510) | Won 2-0 | +191482 |
| 3modern | 282 | Traila, Pedro (1662) | Lost 0-2 | -151467 |
| 4modern | 460 | Szoke, Zoltan (1738) | Won 2-0 | +231490 |
| 5modern | 380 | Le Briand, Loic (1836) | Lost 1-2 | -121478 |
| 6modern | 355 | Pereira, Jordao (1607) | Won 2-1 | +211499 |
| 7modern | 261 | Tourret, Kevin (1641) | Lost 0-2 | -161483 |
| 8modern | 302 | Stellingwerf, Allard (1591) | Won 2-1 | +201503 |
| top | average opponent: 1655record: 4-3 | new rating: 1503 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 173 | Hovgaard Roth, Rasmus (1658) | Lost 1-2 | -151485 |
| 2standard | 405 | Zimak, David (1410) | Lost 1-2 | -201465 |
| 3standard | 563 | Zielinski, Mateusz (1465) | Lost 1-2 | -181447 |
| 4standard | 582 | Sidor, Mateusz (1328) | Lost 1-2 | -201427 |
| 5standard | 581 | Fidurski, Lukasz (1430) | Won 2-0 | +181445 |
| 6standard | 537 | Herz, Jakub (1443) | Won 2-1 | +181463 |
| top | average opponent: 1456record: 2-4 | new rating: 1463 | ||