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Individual Calculations August 2017 |
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| Grochowski, Kosma Total change: 57.60 | |   |
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| MetLife Warsaw Najdorf Chess Festiwal Gr. B | Warszawa | POL | 2017-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1891 | 5.50 | 8 | 2.88 | 20 | 57.60 | |
|  Wojdak, Jan | | | 1527 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Sliwerski, Radoslaw | | | 2044 | POL | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Pietocha, Pawel | | | 2071 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Maj, Pawel | | | 2100 | POL | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Parol, Pawel | | | 2105 | POL | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Suliborski, Jakub | | | 2109 | POL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Bieliauskas, Marius | | | 2155 | LTU | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Parol, Pola | | | 2041 | POL | 1.00 | 1 | 0.70 | 20 | 14.00 | |
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) | | |
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