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Individual Calculations June 2019 |
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| Chilufya, Mukubulo Total change: -52.40 | |   |
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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 |
| 2024 | 1868 | 3.50 | 8 | 1.05 | 40 | 42.00 | |
|  Luanja, Geoffrey | | | 2198 | ZAM | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Swatu, Fandisha | | | 1976 | ZAM | 1.00 | 1 | 0.65 | 40 | 26.00 | |  Masango, Spencer | | | 2176 | ZIM | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Zulu, Thomas | | | 2123 | ZAM | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Mwansa, Mambwe | | | 2025 | ZAM | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Edward, Cheembela | | | 2023 | ZAM | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Nkhupi, Robert | | | 1654 | ZAM | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Mwape, Dennis | | | 2014 | ZAM | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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 |
| 1957 | 1868 | 0.00 | 6 | -2.36 | 40 | -94.40 | |
| | Masango, Spencer | | | 2176 | ZIM | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Katowa, Kennedy | | | 2106 | ZAM | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Tilimboyi, Marshall | | | 2038 | ZAM | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Litebele, Damain | | | 1772 | ZAM | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Mwanza, Daniel | | | 1843 | ZAM | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Butanda, Benson | | | 1808 | ZAM | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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