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Individual Calculations June 2019 |
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| Ndhlovu, Kondwelani Total change: -30.80 | |   |
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| Western Zonal Open Chess Tournament - Open Section | Lusaka | ZAM | 2019-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1882 | 1.00 | 4 | -0.46 | 20 | -9.20 | |
|  Simulundu, Judah | | | 2033 | ZAM | 0.50 | 1 | 0.20 | 20 | 4.00 | |  Mulauzi, Joshua | | | 1947 | ZAM | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Masango, Spencer | | | 2176 | ZIM | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Butanda, Benson | | | 1808 | ZAM | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | Southern Zonal Open Chess Tournament - Open Section | Choma | ZAM | 2019-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1882 | 1.00 | 4 | -1.08 | 20 | -21.60 | |
| | Mayimbo, Clement | | | 2062 | ZAM | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Butanda, Benson | | | 1808 | ZAM | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Litebele, Damain | | | 1772 | ZAM | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Nyendwa, John | | | 1830 | ZAM | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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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