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Individual Calculations December 2012 |
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| Grachev, Boris Total change: 3.20 | |   |
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| M.Chigorin Memorial 2012 | St. Petersburg | RUS | 2012-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2474 | 2672 | 7.00 | 9 | 0.32 | 10 | 3.20 | |
|  Drachev, Oleg | | | 2272 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Nikologorskiy, Konstantin | f | | 2400 | RUS | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Mishuchkov, Nikolai M. | m | | 2394 | RUS | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Soffer, Ram | g | | 2506 | ISR | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Golovin, Leonid | | | 2475 | RUS | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Mozharov, Mikhail | m | | 2505 | RUS | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Rozum, Ivan | m | | 2498 | RUS | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Swiercz, Dariusz | g | | 2609 | POL | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Demchenko, Anton | m | | 2610 | RUS | 0.50 | 1 | -0.09 | 10 | -0.90 | | | * 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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