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Individual Calculations September 2018 |
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| Dimba, James Total change: -21.40 | |   |
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| 2018 Namibian Open | Windhoek | NAM | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 2051 | 3.50 | 5 | -0.13 | 20 | -2.60 | |
|  Khoa, Goodwill | | | 1892 | NAM | 1.00 | 1 | 0.29 | 20 | 5.80 | |  Shidolo , Simon Hatwiikulipi | | | 1900 | NAM | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Gariseb, Immanuel | | | 1854 | NAM | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Jele, Tapiwa | | | 1996 | ZIM | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Noreseb, Dudley | | | 1705 | NAM | 1.00 | 1 | 0.11 | 20 | 2.20 | |
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 Zambia Open Chess Championships - Main Section | Lusaka | ZAM | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 2051 | 4.00 | 7 | -0.94 | 20 | -18.80 | |
| | Syabwanta, Simpilo | | | 1651 * | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sichone, Alinaswe | | | 1853 | ZAM | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Silavwe, Danny | | | 1777 | ZAM | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Malwa, Nswana | | | 1872 | ZAM | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Mwansa, Patrick | | | 1840 | ZAM | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Siyingwa, Wisdom | | | 1838 | ZAM | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Mwali, Chitumbo | m | | 2332 | ZAM | 0.00 | 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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