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Individual Calculations April 2020 |
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| Van Rensburg, Ben Total change: -18.00 | |   |
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| 2020 Waterkloof Open Chess Tournament (Section B) | Pretoria | RSA | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1169 | 1158 | 1.00 | 3 | -0.45 | 40 | -18.00 | |
|  Lodi, Neo | | | 1256 | RSA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Lake, Ethan | | | 1198 | RSA | 1.00 | 1 | 0.56 | 40 | 22.40 | |  Brandt, Declan William | | | 1054 | RSA | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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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