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Individual Calculations February 2019 |
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| Hamilton, Mandeya Total change: -9.60 | |   |
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| 2018 AFRICAN AMATEUR CHAMPIONSHIPS - U2000 Open | Windhoek | NAM | 2018-12-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1807 | 1908 | 4.50 | 8 | -0.48 | 20 | -9.60 | |
|  Mwanyangapo, Simon | | | 1508 * | NAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Simon, Bokamoso | | | 1862 | BOT | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Khalema, Sechaba | | | 1785 | LES | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Mthunzi, Clive | | | 1861 | RSA | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Enquneh, Eyob | | | 1961 | ETH | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Chibale, Herris | | | 1781 | ZAM | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Banda, Francis Msume | | | 1832 | MAW | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Klaas, Tokelo | c | | 1868 | LES | 1.00 | 1 | 0.44 | 20 | 8.80 | | | * 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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