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Individual Calculations March 2017 |
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| Mabusela, Johannes Manyedi Total change: 9.20 | |   |
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| Piet Robbertse 2017 Fide | Pretoria | RSA | 2017-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 2218 | 3.50 | 5 | -0.22 | 20 | -4.40 | |
|  Steyn, Hans | | | 1818 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Mazibuko, Khanya | c | | 1974 | RSA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Ponelis, Albert A. | | | 1921 | RSA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Jere, Daniel | m | | 2376 | ZAM | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Wilken, Justin Barend | | | 1907 | RSA | 0.50 | 1 | -0.36 | 20 | -7.20 | | | * 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) | | | | Heidelberg Open (Prestige Section) | Heidelberg | RSA | 2017-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 2218 | 3.50 | 5 | 0.68 | 20 | 13.60 | |
| | Jacobs, Cavan | | | 1818 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Makoto, Rodwell | m | | 2403 | ZIM | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Van Rensburg, Ryan Pierre | m | | 2224 | RSA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Wilken, Justin Barend | | | 1907 | RSA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Jere, Daniel | m | | 2376 | ZAM | 0.50 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | |
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