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Individual Calculations January 2020 |
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| Howes, David J Total change: -18.80 | |   |
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| CCF Daytime Chess - Autumn 2019 DEC 2019 R13-14 | London | ENG | 2019-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1166 | 1360 | 0.50 | 2 | -1.00 | 20 | -20.00 | |
|  Aburrow, Michael | | | 1124 | ENG | 0.00 | 1 | -0.80 | 20 | -16.00 | |  Hastilow, Sarah | | | 1207 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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 Major | London | ENG | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1521 | 1360 | 1.00 | 3 | 0.06 | 20 | 1.20 | |
| | Fisher, Robert Hc | | | 1695 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Faulkner, Oliver | | | 1290 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Pride, Stephen C | | | 1578 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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