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Individual Calculations January 2020 |
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| Rizvi, Zara Total change: 69.60 | |   |
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| CCF LP Club Championships 2019-2020 DEC 2019 R10-13 | London | ENG | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1414 | 1050 | 1.00 | 1 | 0.90 | 40 | 36.00 | |
|  Boztas, Lana | | | 1414 | ENG | 1.00 | 1 | 0.90 | 40 | 36.00 | |
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) | | | | CCF Christmas Congress 2019 Minor | London | ENG | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1280 | 1050 | 1.50 | 3 | 0.84 | 40 | 33.60 | |
|  Charles, Gregory M | | | 1304 | ENG | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Bennett, Delroy | | | 1370 | ENG | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Karthikeyan, Sanjiv | | | 1166 | ENG | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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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