Fedorchenko, Sergej
Current rating: 1409
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 127 | Swierczynski, Michal (1588) | Won 2-0 | +201457 |
| 2standard | 241 | Nobakht, Ramin (1517) | Draw 1-1 | +11458 |
| 3standard | 353 | Biscione, Claudio (1500) | Lost 1-2 | -171441 |
| 4standard | 483 | Pilorz, Michal (1521) | Lost 1-2 | -161425 |
| 5standard | 580 | Koukal, Josef (1568) | Lost 0-2 | -161409 |
| top | average opponent: 1539record: 1-3-1 | new rating: 1409 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Hansen, Ulrik Thinggaard (1500) | Lost 1-2 | -181434 |
| 2sealed | 408 | Zygarlowski, Witold (1467) | Won 2-0 | +191453 |
| 3sealed | 495 | Benvenuti, Andrea (1499) | Lost 1-2 | -171436 |
| 4sealed | 501 | Ayala, Dorian (1448) | Lost 1-2 | -181418 |
| 5sealed | 523 | Nesser, Ralph (1447) | Won 2-0 | +191437 |
| top | average opponent: 1472record: 2-3 | new rating: 1437 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 264 | Metsaranta, Viktor (1500) | Won 2-1 | +181518 |
| 2standard | 19 | Miralles, Carlos (1523) | Lost 1-2 | -181500 |
| 3standard | 407 | Arwedson, Adrian (1497) | Won 2-1 | +181518 |
| 4standard | 290 | Ekmark, Gunnar (1574) | Lost 1-2 | -171501 |
| 5standard | 252 | Edstrom, Anton (1504) | Won 2-0 | +181519 |
| 6standard | 210 | Forslin, Natan (1540) | Lost 0-2 | -171502 |
| 7standard | 302 | Asan, Eirik (1473) | Lost 1-2 | -191483 |
| 8standard | 250 | Enevoldsen, Thomas (1797) | Lost 0-2 | -121471 |
| 9standard | 248 | Davies, Rob (1415) | Lost 0-2 | -191452 |
| top | average opponent: 1536record: 3-6 | new rating: 1452 | ||