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Individual Calculations December 2017 |
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| Vastrukhin, Oleg Total change: 11.80 | |   |
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| M.Chigorin Memorial 2017 | St. Petersburg | RUS | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2302 | 2386 | 6.50 | 9 | 1.18 | 10 | 11.80 | |
|  Pogorelskikh, Sofia | | | 1986 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Vunder, Andrey | | | 2161 | RUS | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Moiseenko, Vadim | m | | 2543 | RUS | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Zhou, Guijue | | wm | 2180 | CHN | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Ivanov, Platon-Jaan | | | 2134 | EST | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Garanin, Aleksei | f | | 2145 | EST | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Kobalia, Mikhail | g | | 2596 | RUS | 0.50 | 1 | 0.27 | 10 | 2.70 | | | Vakhidov, Jakhongir | g | | 2498 | UZB | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Kharchenko, Boris | g | | 2477 | UKR | 1.00 | 1 | 0.62 | 10 | 6.20 | | | * 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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