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Individual Calculations May 2019 |
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| Sakala, Richard Total change: -25.20 | |   |
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| 2019 Zambia Closed Chess Championships - Open Section | Lusaka | ZAM | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1777 | 0.00 | 3 | -0.63 | 40 | -25.20 | |
|  Masango, Spencer | | | 2109 | ZIM | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Phiri, Steven | | | 1911 | ZAM | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Mubukwanu, Emmanuel | | | 2025 | ZAM | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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