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Individual Calculations August 2017 |
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| Purczynski, Andrzej Total change: -6.20 | |   |
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| MetLife Warsaw Najdorf Chess Festiwal Gr. C | Warszawa | POL | 2017-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1372 | 1249 | 1.50 | 5 | -0.31 | 20 | -6.20 | |
|  Lapa, Aleksandra | | | 1570 | POL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Lopaciuk, Michal | | | 1189 | POL | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Kandula, Jasmina | | | 1081 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Socko, Weronika | | | 1595 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Nowak, Filip | | | 1424 | POL | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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