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Rapid:
Individual Calculations September 2021 |
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| Kogan, Tatjana Total change: -7.60 | |   |
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| Tsiolkovsky Memorial 2021 - Rapid | Kaluga | RUS | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1678 | 4.50 | 9 | -0.38 | 20 | -7.60 | |
|  Zhelnin, Vladimir V | m | | 2250 | RUS | 0.00 | 1 | -0.02 | 20 | -0.40 | |  Kogan, Elvira | | | 1678 | RUS | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Zotov, Yriy | | | 1283 | RUS | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Zotov, Lev | | | 1414 | RUS | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Mavrin, Roman | | | 1538 | RUS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Makarov, Anton | | | 1682 | RUS | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Chernobrovkin, Arkady | | | 2066 | RUS | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Krivetz, Georgij | | | 1293 | RUS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Tolkacheva, Anna | | | 1719 | RUS | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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