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Individual Calculations December 2017 |
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| Bykov, Oleg Total change: -6.30 | |   |
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| M.Chigorin Memorial 2017 | St. Petersburg | RUS | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2333 | 5.50 | 9 | -0.63 | 10 | -6.30 | |
|  Kovalenko, Kleopatra | | | 1933 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Kobalia, Mikhail | g | | 2596 | RUS | 0.50 | 1 | 0.32 | 10 | 3.20 | | | Batchuluun, Tsegmed | g | | 2571 | MGL | 0.00 | 1 | -0.20 | 10 | -2.00 | | | Makoveev, Ilya | | | 2041 | RUS | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Chekmareva, Liya | | wf | 2077 | RUS | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Sergeeva, Natalia | | | 1994 | RUS | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Gurjevskoy, Denis | | | 2089 | RUS | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Volkov, Roman | | | 2165 | RUS | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Zakirov, Rafael | | | 2120 | TKM | 1.00 | 1 | 0.23 | 10 | 2.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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