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Individual Calculations February 2013 |
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| Boytsov, Alexander Total change: -15.30 | |   |
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| St. Petersburg Champ. Boys U14 2012 | St. Petersburg | RUS | 2012-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1945 | 2.50 | 6 | -1.02 | 15 | -15.30 | |
|  Martynov, Petr | | | 1651 | RUS | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Dyakov, Vladislav | | | 1856 | RUS | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Ngnegevo, Filipp | | | 2018 | RUS | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Grinblat, Artemiy | | | 2026 | RUS | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Kunin, Pavel | | | 1818 | RUS | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Aleksandrov, Grigoriy | | | 1880 | RUS | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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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