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Individual Calculations December 2015 |
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| Meintjes, Jacques C. Total change: 25.20 | |   |
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| Gauteng Chess League (Premier Section) | Johannesburg | RSA | 2015-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1954 | 2.50 | 3 | 1.26 | 20 | 25.20 | |
|  Zwakala, Ntando | | | 2034 | RSA | 0.50 | 1 | 0.11 | 20 | 2.20 | |  De Abreu, Roberto N | f | | 2048 | RSA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Mbedza, Richard | c | | 1970 | MAW | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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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