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Individual Calculations September 2018 |
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| Chumfwa, Stanley Total change: 23.80 | |   |
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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 |
| 2111 | 2273 | 6.00 | 7 | 1.19 | 20 | 23.80 | |
|  Handema, Goodfellow | | | 1873 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Siuluta , Arnold | | | 1972 | ZAM | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Tembo, Sekelani | | | 1999 | ZAM | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Kaoma, Micheal | | | 2103 | ZAM | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Kabwe, Timothy | | | 2186 | ZAM | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Hesham, Abdelrahman | g | | 2405 | EGY | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Munenga, Douglas D | f | | 2237 | ZAM | 0.50 | 1 | -0.05 | 20 | -1.00 | | | * 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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