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Individual Calculations January 2019 |
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| Ndlovu, Sizwe Total change: -30.80 | |   |
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| 2018 South African Junion Chess Championships (u20A) | Boksburg | RSA | 2018-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1823 | 2.00 | 4 | -0.77 | 40 | -30.80 | |
|  Flores Bartoli, Andrew | c | | 1704 | RSA | 1.00 | 1 | 0.34 | 40 | 13.60 | |  Wolmarans, Riekie | | | 1523 | RSA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Moremi, Thato | | | 1680 | RSA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Marais, Daniel | | | 1770 | RSA | 0.00 | 1 | -0.57 | 40 | -22.80 | |
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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