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Individual Calculations September 2012 |
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| Ponelis, Albert A Total change: 8.10 | |   |
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| Gauteng North Closed 2012 | Pretoria | RSA | 2012-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1933 | 3.50 | 7 | 0.54 | 15 | 8.10 | |
|  Mendelsohn, David C | | | 1950 | RSA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Goosen, Anton | c | | 2093 | RSA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Hoek, Cornelis | | | 1816 | RSA | 0.00 | 1 | -0.66 | 15 | -9.90 | |  Meintjes, Jacques C | | | 2016 | RSA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Nene, Themba | | | 1986 | RSA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Wilken, Justin | | | 2003 | RSA | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Nelson, Jaco | | | 2073 | RSA | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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