Borostowski, Tim
Current rating: 1508
Record: 8-9-2
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 55 | Cogan, Mark (1479) | Won 0-0 | +181515 |
| 2standard | 39 | Caro, Mickael (1499) | Lost 0-0 | -191496 |
| 3standard | 796 | Eigner, Nikolaus (1781) | Won 2-1 | +231519 |
| 4standard | 306 | Foukarakis, Michalis (1531) | Draw 1-1 | +11520 |
| 5standard | 438 | Reiter, Florian (1854) | Lost 0-2 | -121508 |
| top | average opponent: 1629record: 2-2-1 | new rating: 1508 | ||
| Grand Prix Lille 2015 (legacy) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 248 | Niemi, Christoffer (1568) | Lost 0-2 | -171494 |
| 4legacy | 289 | Hald, Jens (1431) | Draw 1-1 | -11493 |
| 5legacy | 319 | Cadinot, Julien (1641) | Won 2-0 | +201513 |
| 6legacy | 198 | Waldenberger, Marc (1571) | Won 2-0 | +191532 |
| 7legacy | 112 | Trauer, Pierre (1585) | Lost 1-2 | -171515 |
| 8legacy | 207 | Rico Garriga, Jorge (1498) | Lost 0-2 | -181497 |
| top | average opponent: 1549record: 2-3-1 | new rating: 1497 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 241 | Dannenmuller, Evariste (1538) | Won 2-0 | +191502 |
| 4sealed | 45 | Sauer, Joachim (1535) | Won 2-0 | +181520 |
| 5sealed | 60 | Wallner, Johann (1732) | Lost 1-2 | -141506 |
| 6sealed | 73 | De Bruijn, Vincent (1617) | Lost 1-2 | -161490 |
| 7sealed | 240 | Oosterbaan, Fokke (1437) | Won 2-0 | +171507 |
| 8sealed | 130 | Eklund, Andreas (1768) | Won 2-0 | +231530 |
| 9sealed | 121 | Knecht, Micha (1467) | Lost 1-2 | -191511 |
| top | average opponent: 1585record: 4-3 | new rating: 1511 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 987 | Corda, Adrien (1540) | Lost 1-2 | -171483 |
| top | record: 0-1 | new rating: 1483 | ||