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Individual Calculations January 2018 |
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| Kalaba, Mutale Total change: 27.00 | |   |
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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 |
| 1805 | 1771 | 4.50 | 7 | 1.35 | 40 | 54.00 | |
|  Ngulube, Stanley | | | 1868 | ZAM | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Kameya, Robson | | | 2101 | ZAM | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Simasiku, Tabala | | | 1952 | ZAM | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Patrick, Linda | | | 1371 * | ZAM | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kameya, Robson | | | 2101 | ZAM | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Banda, Brian | | | 1759 | ZAM | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Mwale, Samuel | | | 1484 | ZAM | 1.00 | 1 | 0.16 | 40 | 6.40 | | | * 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) | | | NOTE: K factor changed | | CCLA Mukubulo Open Chess Championships - Open Section | Ndola | ZAM | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1846 | 0.50 | 4 | -1.35 | 20 | -27.00 | |
| | Mulauzi, Joshua | | | 1887 | ZAM | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Mushipi, Justin | | | 1705 | ZAM | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Mubita, Mwangelwa | | | 1980 | ZAM | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Mululu, Arnold | | | 1916 | 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) | | |
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