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Individual Calculations April 2008 |
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| Ophoff, Jacobus A. Total change: 14.75 | |   |
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| South African Closed Chess Championship 2007 | Cape Town | RSA | 2007-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 2260 | 6.50 | 11 | 0.59 | 25 | 14.75 | |
|  Gluckman, David | m | | 2306 | RSA | 1.00 | 1 | 0.56 | 25 | 14.00 | |  Steel, Henry R. | | | 2241 | RSA | 0.00 | 1 | -0.53 | 25 | -13.25 | | | Solomon, Kenneth T. | m | | 2332 | RSA | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Mosethle, Kgaugelo K. | | | 2144 | RSA | 1.00 | 1 | 0.34 | 25 | 8.50 | | | Mabusela, Johannes P. | m | | 2277 | RSA | 0.00 | 1 | -0.48 | 25 | -12.00 | | | Cawdery, Daniel J. | | | 2254 | RSA | 1.00 | 1 | 0.49 | 25 | 12.25 | | | Willenberg, Kenneth S. | | | 2183 | RSA | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Van Den Heever, Donovan O. | | | 2202 | RSA | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Solomons, Deon M. | | | 2231 | RSA | 1.00 | 1 | 0.46 | 25 | 11.50 | | | Kobese, Watu Kw. | m | | 2389 | RSA | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Klaasen, Calvin J. | | | 1982 | RSA | 1.00 | 1 | 0.17 | 25 | 4.25 | |
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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