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Individual Calculations June 2018 |
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| Mabusela, Johannes Manyedi Total change: -14.60 | |   |
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| KZN Open 2018 (A-Section) | Durban | RSA | 2018-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 2260 | 3.00 | 5 | -1.06 | 20 | -21.20 | |
|  Datharam, Aarti | | wc | 1860 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Oliver, Henry Noel | | | 1860 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Xulu, Lindokuhle | | | 1890 | RSA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Mgobhozi, Bhekinkosi | | | 1860 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Makoto, Rodwell | m | | 2335 | ZIM | 0.00 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | | | 2018 Africa Individual Chess Championship - Open Section | Livingstone | ZAM | 2018-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2339 | 2260 | 3.50 | 8 | 0.33 | 20 | 6.60 | |
| | Kayonde, Andrew | m | | 2394 | ZAM | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Hesham, Abdelrahman | g | | 2413 | EGY | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Mwali, Chitumbo | m | | 2322 | ZAM | 0.50 | 1 | 0.09 | 20 | 1.80 | | | El Gindy, Essam | g | | 2453 | EGY | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Fawzy, Adham | m | | 2438 | EGY | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Phiri, Richmond | m | | 2317 | ZAM | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Khetho, Phemelo | f | | 2153 | BOT | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Paiva, Donaldo | c | | 2225 | MOZ | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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