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Individual Calculations October 2021 |
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| Ramlall, Sanjana Total change: 7.20 | |   |
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| 2021 Gauteng North Open (Section B) | Pretoria | RSA | 2021-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1143 | 0.50 | 1 | 0.35 | 40 | 14.00 | |
|  Pape, Zane | | | 1435 | RSA | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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) | | | | African Youth Chess Championship (U12 Girls) | Accra | GHA | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1165 | 0.00 | 1 | -0.17 | 40 | -6.80 | |
| | Romany, Joy | | | 1435 | EGY | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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