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Individual Calculations January 2019 |
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| Ngomi, Henry Chambula Total change: -7.80 | |   |
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| Bank of Zambia Christmas Open Chess Tournament | Ndola | ZAM | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 1909 | 0.00 | 2 | -0.39 | 20 | -7.80 | |
|  Mwansa, Mambwe | | | 2098 | ZAM | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Mulenga, Prince Daniel | | | 2219 | ZAM | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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