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Individual Calculations October 2018 |
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| Naidoo, Mira Total change: -21.20 | |   |
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| 2018 Tshwane Chess Etienne Lewis Trials (U14 Girls) | Pretoria | RSA | 2018-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1107 | 1.00 | 4 | -0.53 | 40 | -21.20 | |
|  Claassen, Gabriella | | | 1217 | RSA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | De Villiers, Anri | | | 1317 | RSA | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Prinsloo, Thiana | | | 1006 | RSA | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Vather, Kasmira | | wc | 1247 | RSA | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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