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Individual Calculations January 2009 |
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| Efremova, Daria Total change: -23.25 | |   |
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| M.Chigorin Memorial 2008 open | St.Petersburg | RUS | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 1933 | 2.00 | 9 | -1.28 | 15 | -19.20 | |
|  Sudakova, Irina | | wg | 2283 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Nuretdinov, Igor | | | 2174 | TJK | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Zykova, Antonina | | | 2092 | RUS | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Kosov, Igor | | | 1746 | RUS | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Sarkisov, Vladimir | | | 1965 | RUS | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Donskov, Anatoly | | | 2131 | RUS | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Skrjabin, Igor | | | 2110 | RUS | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Zakharov, Yuri | | | 2056 | RUS | 0.00 | 1 | -0.33 | 15 | -4.95 | | | De Luna Butz, Alberto | | | 1829 | ESP | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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) | | | | St.Petersburg Chmp. 2008 Girls-16 | St.Petersburg | RUS | 2008-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1933 | 2.50 | 6 | -0.27 | 15 | -4.05 | |
| | Sokolova, Vera | | wf | 2105 | RUS | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Fedoseeva, Tatiana | | | 1726 | RUS | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Fedoseeva, Valentina | | | 1755 | RUS | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Belenkaya, Dina | | | 2024 | RUS | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Zizlova, Sofia | | | 1997 | RUS | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Butuc, Maria | | wf | 2159 | RUS | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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