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Individual Calculations January 2015 |
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| Styazhkin, Nikita Total change: 12.80 | |   |
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| St. Petersburg Champ. 2014 Boys U13 | St. Petersburg | RUS | 2014-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1535 | 1.00 | 2 | 0.32 | 40 | 12.80 | |
|  Don, Aleksandr | | | 1811 | RUS | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Lapin, Nikita | | | 1526 | RUS | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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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