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Individual Calculations January 2020 |
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| Leffad , Samy Total change: 69.20 | |   |
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| 2019 African Youth Chess Championship (Under 18 Open) | Windhoek | NAM | 2019-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1949 | 7.50 | 8 | 1.73 | 40 | 69.20 | |
|  Van Der Westhuizen, Petrus | | | 1549 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Naim, Abdulhakim Salim | | | 1549 * | KEN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Celso, Andre Manjate | | | 1661 | MOZ | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Mwale, Samuel | | | 1745 | ZAM | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Beukes, Dante M | f | | 2212 | NAM | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Daniel, Franklin Apolinario Anton | | | 1549 * | ANG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Fouad, Mohamed | | | 1944 | EGY | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Mpala, Leeroy | | | 1779 | ZIM | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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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