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Individual Calculations April 2020 |
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| Govender, Shevern Total change: 7.20 | |   |
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| Heidelberg Open (A) | Heidelberg | RSA | 2020-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1408 | 1561 | 4.50 | 5 | 1.12 | 40 | 44.80 | |
|  Huisamen, Botha Brandt | | | 1254 | RSA | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Aldum, Rocco | | | 1180 | RSA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Jack, Azile | | | 1451 | RSA | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Lesuthu, Kali M. | | | 1553 | RSA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Kheswa, Itumeleng | | | 1600 | RSA | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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) | | | | 2020 Waterkloof Open Chess Tournament (Section A) | Pretoria | RSA | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1480 | 1561 | 2.00 | 5 | -0.94 | 40 | -37.60 | |
| | Strong, Davida | | | 1192 | RSA | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Potgieter, Edward | | | 1215 | RSA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Smit, Devon | | | 1845 | RSA | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Mlahleki, Vusimuzi | | | 1961 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Felix, Raphael | | | 1185 | RSA | 0.00 | 1 | -0.91 | 40 | -36.40 | | | * 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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