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Individual Calculations September 2018 |
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| Mwali, Chitumbo Total change: -21.40 | |   |
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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 |
| 1985 | 2332 | 6.00 | 8 | -1.07 | 20 | -21.40 | |
|  Simbeye, Kachinga | | | 1932 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mayimbo, Clement | | | 1978 | ZAM | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Makwaya, Kiddy | | | 1970 | ZAM | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Katowa, Kennedy | | | 2088 | ZAM | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Brian, Makwele | | | 1932 * | ZAM | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Phiri, I. Joseph | | | 1932 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mpanga, Kasao | | | 1995 | ZAM | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dimba, James | c | | 2051 | ZAM | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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