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Individual Calculations September 2017 |
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| Marape, Naledi Total change: -9.60 | |   |
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| African Schools Individual Chess Championships 2017 U13 Girls | Harare | ZIM | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1187 | 1463 | 5.50 | 7 | -0.24 | 40 | -9.60 | |
|  Parikh, Nikita Ameetkumar | | | 1131 | KEN | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Chiwara, Makanaka | | | 1063 * | ZIM | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Mawire, Rumbidzai | | | 1286 | ZIM | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Mandizha, Ropafadzo | | | 1216 | ZIM | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Otisitswe, Ruth | | | 1104 | BOT | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Van Niekerk, Natasha Isabel | | | 1149 | RSA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Mwale, Naomi | | | 1359 | ZAM | 1.00 | 1 | 0.36 | 40 | 14.40 | | | * 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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