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Individual Calculations December 2017 |
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| Bwalya, David Total change: -22.00 | |   |
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| LPCA - Mukubulo Chilufya Open - Main Section | Lusaka | ZAM | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1991 | 4.00 | 7 | -0.55 | 40 | -22.00 | |
|  Chikuse, Leslie | | | 2024 | ZAM | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Muma, Vernon | | | 2022 | ZAM | 1.00 | 1 | 0.54 | 40 | 21.60 | |  David, Mutale | | | 1734 | ZAM | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Chanda, Ellis | | | 1801 | ZAM | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Lyapa , Chisha | | | 1856 | ZAM | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Silavwe, Danny | | | 1804 | ZAM | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Siamayuwa, Eric | | | 1881 | ZAM | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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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