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Individual Calculations December 2017 |
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| Bekker, Luan Total change: 14.40 | |   |
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| 2017 Gauteng North Open (A Section) | Pretoria | RSA | 2017-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1223 | 1.50 | 5 | 0.36 | 40 | 14.40 | |
|  Grobbelaar, Jacqui | | | 1587 | RSA | 0.00 | 1 | -0.10 | 40 | -4.00 | |  De Villiers, Pieter | | | 1566 | RSA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Marais, Alwyn Johannes | | | 1191 | RSA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Nkuna, Windsor | | | 1518 | RSA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Naidoo, Tashil | | | 1432 | RSA | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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