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Individual Calculations February 2018 |
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| Bebchuk, Boris Total change: -23.40 | |   |
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| St. Petersburg Seniors Championship 2017 | St. Petersburg | RUS | 2017-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 2084 | 4.50 | 8 | -1.17 | 20 | -23.40 | |
|  Sokolov, Yriy | | | 1764 | RUS | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Volskaya, Vera | | | 1887 | RUS | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Ivanov, Sergey V. | | | 1962 | RUS | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Golovankov, Vladimir | | | 2221 | RUS | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Berezhkov, Vyacheslav | | | 1977 | RUS | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Smirnov, Leonid G. | | | 1853 | RUS | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Smirnov, Vladimir G. | | | 1860 | RUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Grigoriev, Yury Z. | | | 1802 | RUS | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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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