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Individual Calculations May 2017 |
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| Mwansa, Mambwe Total change: 27.40 | |   |
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| 2017 Zambia Open Chess Championship - Open Section | Lusaka | ZAM | 2017-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1975 | 3.50 | 4 | 1.37 | 20 | 27.40 | |
|  Phiri, Gift | | | 1575 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Chola, Midosatos | | | 2009 | ZAM | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Makwaya, Kiddy | | | 2038 | ZAM | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Gondwe, Kondwani Maxwell | c | | 2083 | ZAM | 0.50 | 1 | 0.15 | 20 | 3.00 | | | * 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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