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Individual Calculations October 2022 |
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| Jacobs, Calvin Nicholas Total change: 5.60 | |   |
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| 2022 Etienne Lewis Closed Team Trials (U14 Open) | Pretoria | RSA | 2022-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1384 | 2.00 | 3 | 0.14 | 40 | 5.60 | |
|  Van Loggerenberg, Logan | | | 1137 | RSA | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Rautenbach, Helen Christine | | | 1303 | RSA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Sathish, Abinavah | | | 1425 | RSA | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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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