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Individual Calculations July 2011 |
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| Pyatakov, Nikita Total change: -6.25 | |   |
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| Moscow cup girls and boys under 18 | Moscow | RUS | 2011-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 1821 | 0.50 | 3 | -0.25 | 25 | -6.25 | |
|  Grigoryeva, Olga A. | | | 2063 | RUS | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Kalinin, Nikita | | | 2012 | RUS | 0.00 | 1 | -0.25 | 25 | -6.25 | |  Melnikov, Egor | | | 1972 | RUS | 0.50 | 1 | 0.20 | 25 | 5.00 | |
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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