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Individual Calculations December 2018 |
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| Matveev, Nikita S. Total change: -50.40 | |   |
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| 2018 SPb B15 Championship Semifinal | St. Petersburg | RUS | 2018-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1256 | 1321 | 0.50 | 3 | -1.26 | 40 | -50.40 | |
|  Kosterin, Erik | | | 1164 | RUS | 0.50 | 1 | -0.21 | 40 | -8.40 | |  Spiridonov, Artyom | | | 1471 | RUS | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Romanov, Nikita M. | | | 1132 | RUS | 0.00 | 1 | -0.75 | 40 | -30.00 | |
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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