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Individual Calculations January 2018 |
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| Mwenya, Oscar Total change: 24.40 | |   |
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| 2017 Lusaka Province Chess Association League 1-28 | Lusaka | ZAM | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 2092 | 11.50 | 17 | 1.93 | 20 | 38.60 | |
|  Bwalya, Gillan | m | | 2266 | ZAM | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Siamayuwa, Eric | | | 1916 | ZAM | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Simulundu, Judah | | | 2152 | ZAM | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Dimba, James | c | | 2093 | ZAM | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Goodson, Kalolo | | | 1954 | ZAM | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Kantalamba, Mushota | | | 2029 | ZAM | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Katowa, Kennedy | | | 2118 | ZAM | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Patrick, Linda | | | 1692 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bwalya, Gillan | m | | 2266 | ZAM | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Siamayuwa, Eric | | | 1916 | ZAM | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Simulundu, Judah | | | 2152 | ZAM | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Dimba, James | c | | 2093 | ZAM | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Goodson, Kalolo | | | 1954 | ZAM | 1.00 | 1 | 0.31 | 20 | 6.20 | | | David, Mutale | | | 1762 | ZAM | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Kayonde, Andrew | m | | 2408 | ZAM | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Chansa, Jackson | | | 2128 | ZAM | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Patrick, Linda | | | 1692 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | CCLA Mukubulo Chess Championships - Elite Section | Ndola | ZAM | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 2097 | 3.00 | 8 | -0.60 | 20 | -12.00 | |
| | Mulenga, Prince Daniel | | | 2217 | ZAM | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Zhemba, Jemusse | | | 2122 | ZIM | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Nyambe, Maketo | c | | 2192 | ZAM | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Ngonga, Bornface | | | 2125 | ZAM | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Goma, Panji | | | 2146 | ZAM | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Katebe, Linus | | | 2061 | ZAM | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Katowa, Kennedy | | | 2105 | ZAM | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Simulundu, Judah | | | 2101 | ZAM | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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) | | | | Nkwazi Closed Chess Tournament | Lusaka | ZAM | 2017-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2172 | 2097 | 3.50 | 9 | -0.11 | 20 | -2.20 | |
| | Bwalya, Gillan | m | | 2280 | ZAM | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Phiri, Godwin | c | | 2256 | ZAM | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Daka, Justin | | | 2222 | ZAM | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Kabwe, Timothy | | | 2150 | ZAM | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Kameya, Robson | | | 2132 | ZAM | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Chinapu, Eric | | | 1958 | ZAM | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Luanja, Geoffrey | | | 2194 | ZAM | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Katebe, Linus | | | 2061 | ZAM | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Chumfwa, Kelvin | m | | 2296 | ZAM | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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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