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Individual Calculations November 2019 |
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| Petrov, Igor Total change: 123.20 | |   |
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| M.Chigorin Memorial 2019 Open | St. Petersburg | RUS | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1584 | 4.00 | 9 | 3.08 | 40 | 123.20 | |
|  Kumargaliev, Marsel | | | 1984 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Tskhadadze, Anna | | | 1941 | RUS | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Nikitin, Vladimir | | | 1821 | RUS | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Vankon, Alexander | | | 1955 | RUS | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Dmitriev, Vladimir | | | 1951 | RUS | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Shakirov, Marat | | | 1984 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Makhno, Maria | | | 1960 | RUS | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Miroshnik, Ekaterina | | wf | 1984 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ponomarev, Vsevolod | | | 1980 | RUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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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