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Individual Calculations June 2019 |
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| Mangani, Happy J Total change: -2.00 | |   |
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| Western Zonal Open Chess Tournament - Open Section | Lusaka | ZAM | 2019-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1868 | 1.50 | 6 | -0.10 | 20 | -2.00 | |
|  Chikuse, Leslie | | | 2169 | ZAM | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Kaoma, Micheal | | | 2145 | ZAM | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Edward, Cheembela | | | 2023 | ZAM | 0.50 | 1 | 0.21 | 20 | 4.20 | |  Tembo, Osward 1 | | | 1926 | ZAM | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Phiri, Nathan | | | 2030 | ZAM | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Chola, Midosantos | | | 2035 | ZAM | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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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