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Individual Calculations April 2018 |
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| Chinapu, Erick Total change: 25.20 | |   |
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| African Amateur Chess Championships - Open U2000 | Livingstone | ZAM | 2018-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1839 | 4.50 | 7 | 1.26 | 20 | 25.20 | |
|  Tavagwisa, Lawrence | | | 1892 | ZIM | 0.00 | 1 | -0.43 | 20 | -8.60 | |  Lesole, Pudungwane | | | 1894 | BOT | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Ndhlovu, Kondwelani | | | 1854 | ZAM | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Ngambi, Victor | | | 1825 | ZAM | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Chikwavaire, Tapiwa | | | 1757 | ZIM | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Kandangwe, Joster | | | 1967 | ZAM | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Lyapa, Chisha | | | 1874 | ZAM | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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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