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Individual Calculations February 2019 |
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| Mabonongwa, Collins Total change: 18.40 | |   |
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| 2019 Zim Open | Harare | ZIM | 2018-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1473 | 1.00 | 4 | 0.46 | 40 | 18.40 | |
|  Masango, Spencer | | | 1873 * | ZIM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rapoza, Prince | | | 1818 | ZIM | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Moyo , Ruvarashe L | | | 1750 | ZIM | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Mujuru, Wayne | | | 1733 | ZIM | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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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