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Individual Calculations September 2018 |
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| Chisha, Kelly Total change: 2.00 | |   |
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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 |
| 1994 | 1978 | 2.50 | 5 | 0.05 | 40 | 2.00 | |
|  Choolwe, Hamakwa | | | 1906 | ZAM | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Phiri, Richmond | m | | 2307 | ZAM | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Chanda, Ellis | | | 1833 | ZAM | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Mwansa, Mambwe | | | 2097 | ZAM | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Handema, Goodfellow | | | 1825 | ZAM | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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