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Individual Calculations January 2024 |
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| Chivinda, Dee Total change: 2.80 | |   |
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| HARARE CHESS LEAGUE | HARARE | ZIM | 2023-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1748 | 4.00 | 7 | 0.26 | 40 | 10.40 | |
|  Hamandishe, Farai | | | 1820 | ZIM | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Zvidzai, Tafadzwa | | | 1719 | ZIM | 0.00 | 1 | -0.54 | 40 | -21.60 | |  Moyo, Ruvarashe | | | 1738 | ZIM | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Matanhike, Addlight | | | 1548 | ZIM | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Murandu, Elisha | | | 1768 | ZIM | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Chikoya, Simbarashe | | | 1590 | ZIM | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Tayengwa, Tinodaishe | | | 1856 | ZIM | 1.00 | 1 | 0.65 | 40 | 26.00 | |
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) | | | | The Victoria Falls Sports Academy Inaugural Tournament Open Section | Victoria Falls | ZIM | 2023-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1653 | 1828 | 4.00 | 6 | -0.12 | 40 | -4.80 | |
| | Kupakwashe, Verocious Boby | | | 1488 | ZIM | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Chibale, Herris | | | 1751 | ZAM | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Mwape, William | | | 2161 | ZAM | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Mahata, Duncan | | | 1363 | ZIM | 0.00 | 1 | -0.95 | 40 | -38.00 | | | Madamombe, Tinaye | | | 1428 * | ZIM | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ngwenya, Andile | | | 1727 | ZIM | 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) | | | NOTE: K factor changed | | 2023 CABS Candidates Chess Tournament Open Section | Bulawayo | ZIM | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1828 | 1.50 | 3 | -0.14 | 20 | -2.80 | |
| | Ndlovu, Knowledge | | | 1764 | ZIM | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Moyo, Liberty | | | 1796 | ZIM | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Murapa, Batsirai | | | 1822 | ZIM | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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) | | |
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