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Individual Calculations September 2018 |
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| Makwaya, Kiddy Total change: 7.60 | |   |
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| 2018 Zambia Open Chess Championships - Main Section | Lusaka | ZAM | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1970 | 3.00 | 5 | 0.38 | 20 | 7.60 | |
|  Mulenga, Prince Daniel | | | 2259 | ZAM | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Mwali, Chitumbo | m | | 2332 | ZAM | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Kolomwe, Willian | | | 1631 | ZAM | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Mofya, Joseph | | | 1783 | ZAM | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Chisulo, Allan | | | 1788 | ZAM | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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