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Individual Calculations June 2021 |
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| Badenhorst, Nicolaas Jacobus Total change: 8.00 | |   |
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| Intelligent Moves Open | Cillie High School, Eastern Cape | RSA | 2021-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1238 | 1.50 | 4 | 0.43 | 40 | 17.20 | |
|  Mkoko, Siphamandla | | | 1638 * | RSA | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Mafanya, Kulasande | | | 1638 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Muller, Kaden | | | 1089 | RSA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Kruger, Matthew John | | | 1470 | RSA | 0.00 | 1 | -0.21 | 40 | -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) | | | | 2021 Lubowski Open Tournament Chess Tournament (B) | Pretoria | RSA | 2021-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1238 | 0.50 | 2 | -0.23 | 40 | -9.20 | |
| | Manganye, Tshepiso | | | 1484 | RSA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Molobi, Gomolemo | | | 1212 | RSA | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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