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Individual Calculations February 2013 |
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| Kostecka, Marika Total change: -20.10 | |   |
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| FERIE Z SZACHAMI 2013-grupa A | Olsztyn | POL | 2013-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1294 | 1.00 | 5 | -0.67 | 30 | -20.10 | |
|  Wierzbowska, Aleksandra | | | 1490 | POL | 0.00 | 1 | -0.25 | 30 | -7.50 | |  Niklas, Michal | | | 1435 | POL | 0.00 | 1 | -0.31 | 30 | -9.30 | | | Pitula, Adam | | | 1355 | POL | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Pielach, Jacek | | | 1431 | POL | 1.00 | 1 | 0.68 | 30 | 20.40 | | | Rosinski, Michal | | | 1391 | POL | 0.00 | 1 | -0.37 | 30 | -11.10 | |
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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