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Individual Calculations December 2017 |
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| Chappell, Adrian W. Total change: -20.00 | |   |
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| Gauteng Chess League (1st Division) | Pretoria | RSA | 2017-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1861 | 1.00 | 4 | -0.50 | 40 | -20.00 | |
|  Hercules, Benjamin Vincent | | | 2154 | RSA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Parodi, Alessandro | | | 2027 | ITA | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Molomo, Madimetja Jackson | | | 1761 | RSA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Mpya, Tshediso M | | | 1908 | RSA | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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