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Individual Calculations June 2021 |
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| Pelser, Jean-Marie Total change: -5.20 | |   |
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| 2021 Lubowski Open Tournament Chess Tournament (B) | Pretoria | RSA | 2021-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1048 | 0.50 | 2 | -0.13 | 40 | -5.20 | |
|  Molobi, Gomolemo | | | 1212 | RSA | 0.50 | 1 | 0.22 | 40 | 8.80 | |  Bodenstein, Jeanre | | | 1156 | RSA | 0.00 | 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) | | |
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