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Individual Calculations December 2018 |
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| Chuprynin, Bogdan Total change: -20.40 | |   |
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| 2018 SPb B13 Championship Semifinal | St. Petersburg | RUS | 2018-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1053 | 1333 | 2.00 | 3 | -0.51 | 40 | -20.40 | |
|  Shelyapin, Ilya | | | 1025 | RUS | 0.00 | 1 | -0.86 | 40 | -34.40 | |  Kuzenkov, Fedor | | | 1016 | RUS | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Revzin, Pavel | | | 1117 | RUS | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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