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Individual Calculations March 2024 |
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| Felix, Raphael Total change: -34.00 | |   |
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| 2024 Piet Robbertse Open Chess Tournament (A) | Pretoria | RSA | 2024-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1720 | 2.50 | 4 | -0.18 | 40 | -7.20 | |
|  Mkotong, Boipelo | | | 1379 | RSA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Sathish, Abinavah | | | 1566 | RSA | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Mazibuko, Khanya | c | | 1993 | RSA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Rautenbach, Helen Christine | | | 1320 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Bojanala Closed Chess Championships 2024 - Finals (U16) | Rustenburg | RSA | 2024-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1720 | 2.00 | 3 | -0.67 | 40 | -26.80 | |
| | Myburgh, Zandre | | | 1320 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mungal, Ethan | | | 1439 | RSA | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Boheim, Eugene | | | 1334 | RSA | 0.50 | 1 | -0.41 | 40 | -16.40 | | | * 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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