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Individual Calculations September 2018 |
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| Mwanza, Samuel Total change: -28.80 | |   |
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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 |
| 1791 | 1852 | 1.50 | 4 | -0.72 | 40 | -28.80 | |
|  Musonda, Chola | f | | 2045 | ZAM | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Ngandwe, Maikalange | | | 1525 | ZAM | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Nshikokola, Mapalo | | | 1517 | ZAM | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Siakasimbo, Aubrey | | | 2076 | ZAM | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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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