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Individual Calculations September 2012 |
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| Goosen, Anton Total change: -43.65 | |   |
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| South African Open Chess Championships 2012 | Cape Town | RSA | 2012-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 2132 | 2.50 | 6 | -2.27 | 15 | -34.05 | |
|  Oberholzer, Francois | | | 1816 | RSA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Irving, Laura | | wf | 1995 | RSA | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Bhawoodien, Shabier | f | | 2078 | RSA | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Du Randt, Jeandre | | | 1869 | RSA | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Darling, Paul | | | 1732 * | RSA | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Barrish, Daniel | | | 1766 | RSA | 0.50 | 1 | -0.40 | 15 | -6.00 | | | * 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) | | | | Gauteng North Closed 2012 | Pretoria | RSA | 2012-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 2093 | 4.00 | 7 | -0.64 | 15 | -9.60 | |
| | Hoek, Cornelis | | | 1816 | RSA | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Ponelis, Albert A | | | 1933 | RSA | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Meintjes, Jacques C | | | 2016 | RSA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Nene, Themba | | | 1986 | RSA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Wilken, Justin | | | 2003 | RSA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Nelson, Jaco | | | 2073 | RSA | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Mendelsohn, David C | | | 1950 | RSA | 1.00 | 1 | 0.31 | 15 | 4.65 | |
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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