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Individual Calculations April 2020 |
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| Masiya, Mfundo Total change: -31.00 | |   |
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| Heidelberg Open (Prestige) | Heidelberg | RSA | 2020-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1960 | 3.50 | 5 | 0.89 | 20 | 17.80 | |
|  Simpson, Michael | | | 1679 | RSA | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Mwale, Joseph | f | | 2249 | MAW | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Mnguni, Jacob Dumisani | | | 2130 | RSA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Mlahleki, Vusimuzi | | | 2024 | RSA | 1.00 | 1 | 0.59 | 20 | 11.80 | | | De Villiers, Ockert Almaro | | | 1560 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | 2020 Waterkloof Open Chess Tournament (Section A) | Pretoria | RSA | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1996 | 3.00 | 5 | -0.84 | 20 | -16.80 | |
| | Denner, Duan | c | | 1596 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Naidoo, Tashil | | | 1596 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mnguni, Jacob Dumisani | | | 2127 | RSA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Nelson, Jaco | | | 1784 | RSA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Richter, Jan-Michael | | | 1614 | RSA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | | | Boardwalk Pearson Prestige Chess Tournament 2020 (Indiv Swiss) | Port Elizabeth | RSA | 2020-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1996 | 3.00 | 7 | -1.60 | 20 | -32.00 | |
| | Vermaak, Ashley Christopher | | | 1725 | RSA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Wagner, Gerald | | | 1675 | RSA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Jacobs, Kevin T | | | 1884 | RSA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Hercules, Benjamin Vincent | | | 2144 | RSA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Mwale, Joseph | f | | 2206 | MAW | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Stambull, Rf | | | 1670 | RSA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | To, Himson | | | 1702 | RSA | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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) | | |
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