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Individual Calculations August 2015 |
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| Mbedza, Richard Total change: -19.40 | |   |
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| South African Open Chess Championships 2015 | Cape Town | RSA | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1989 | 4.50 | 9 | -0.97 | 20 | -19.40 | |
|  Louw, Gideon N. | | | 1738 | RSA | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Chumfwa, Stanley | m | | 2311 | ZAM | 0.00 | 1 | -0.13 | 20 | -2.60 | | | De Jager, Luan | | | 1745 | RSA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Van Rensburg, Ryan Pierre | | | 2208 | RSA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Lynch, Justin | | | 1761 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Barrish, Daniel | f | | 2150 | RSA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Londt, Christopher P | | | 1694 | RSA | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Marais, Franco | | | 1784 | RSA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Essop, Hishaam | | | 1725 | RSA | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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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