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Individual Calculations August 2017 |
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| Mthunzi, Brighton Total change: 2.60 | |   |
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| 5th Piet Van Zyl Chess Festival (A-Section) | Bloemfontein | RSA | 2017-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 2072 | 3.00 | 4 | 0.13 | 20 | 2.60 | |
|  Masiya, Mfundo | | | 1806 | RSA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Mpya, Tshediso M | | | 1897 | RSA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Mafanya, Kulasande | | | 1883 | RSA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Zwakala, Ntando | | | 2020 | RSA | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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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