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Individual Calculations September 2009 |
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| Bartoszek, Michal Total change: 43.30 | |   |
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| XX Open Tournament Rudnik`2009 Gr B | Rudnik nad Sanem | POL | 2009-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1601 | 4.50 | 8 | 1.48 | 25 | 37.00 | |
|  Parol, Pawel | | | 1751 | POL | 1.00 | 1 | 0.70 | 25 | 17.50 | |  Major, Katarzyna | | | 1796 | POL | 1.00 | 1 | 0.75 | 25 | 18.75 | | | Mazurek, Lukasz | | | 1654 | POL | 0.50 | 1 | 0.07 | 25 | 1.75 | | | Mazurek, Grzegorz | | | 1639 | POL | 0.50 | 1 | 0.05 | 25 | 1.25 | | | Wasik, Roman | | | 1721 | POL | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Suliborski, Artur | | | 1712 | POL | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Szeglowski, Tomasz | | | 1585 | POL | 1.00 | 1 | 0.48 | 25 | 12.00 | | | Michalski, Artur | | | 1692 | POL | 0.50 | 1 | 0.12 | 25 | 3.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | NOTE: K factor changed | | V International Chess Festival Open B Chojnice 2009 | Chojnice | POL | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1615 | 1.50 | 5 | 0.42 | 15 | 6.30 | |
| | Belka, Andrzej | | | 1890 | POL | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Choinski, Lukasz | | | 1812 | POL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Rudenkov, Sergei | | | 1800 | BLR | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Zbrzezny, Tomasz | | | 1850 | POL | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Siwon, Zbigniew | | | 1866 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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