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Individual Calculations June 2021 |
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| Claassen, Gabriella Total change: -2.00 | |   |
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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 |
| 1142 | 1162 | 1.00 | 2 | -0.05 | 40 | -2.00 | |
|  Joubert, Divan | | | 1131 | RSA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Jacobs, Tiaan Benjamin | | | 1153 | RSA | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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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