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Individual Calculations September 2018 |
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| Mutambo, Webster Total change: -11.60 | |   |
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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 |
| 1923 | 1963 | 2.00 | 5 | -0.58 | 20 | -11.60 | |
|  Chumfwa, Kelvin | m | | 2237 | ZAM | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Banda, Simon | | | 1575 | ZAM | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Kaoma, Micheal | | | 2103 | ZAM | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Ngandwe, Maikalange | | | 1563 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kameya, Robson | | | 2138 | ZAM | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | |
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