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Individual Calculations June 2017 |
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| Laureles, Raymundo Total change: 2.40 | |   |
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| 2017 Gauteng Closed (Open) | Johannesburg | RSA | 2017-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 1564 | 1.50 | 4 | 0.12 | 20 | 2.40 | |
|  Nyathi, Musa | | | 1419 | RSA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Grobbelaar, Jacqui | | | 1633 | RSA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Nelson, Jaco | | | 1867 | RSA | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Mfundisi, Sandile | | | 1862 | RSA | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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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