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Individual Calculations December 2023 |
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| Kovalenko, Prokhor Ser Total change: 8.00 | |   |
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| SPb B11 Championship 2023 | St. Petersburg | RUS | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1178 | 1142 | 2.00 | 4 | 0.20 | 40 | 8.00 | |
|  Fatkhlislamov, Rodion | | | 1228 | RUS | 0.50 | 1 | 0.12 | 40 | 4.80 | |  Yakovlev, Ivan D | | | 1135 | RUS | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Dombrovskiy, Aleksandr And | | | 1194 | RUS | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Pastushenko, Yuriy Mikh | | | 1153 | RUS | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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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