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Individual Calculations April 2008 |
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| Kobese, Watu Kw. Total change: 7.30 | |   |
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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 |
| 2224 | 2389 | 8.00 | 11 | 0.21 | 10 | 2.10 | |
|  Solomon, Kenneth T. | m | | 2332 | RSA | 0.50 | 1 | -0.08 | 10 | -0.80 | |  Mabusela, Johannes P. | m | | 2277 | RSA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Willenberg, Kenneth S. | | | 2183 | RSA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Solomons, Deon M. | | | 2231 | RSA | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Klaasen, Calvin J. | | | 2039 | RSA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Steel, Henry R. | | | 2241 | RSA | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Mosethle, Kgaugelo K. | | | 2144 | RSA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Cawdery, Daniel J. | | | 2254 | RSA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Van Den Heever, Donovan O. | | | 2202 | RSA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Ophoff, Jacobus A. | | | 2260 | RSA | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Gluckman, David | m | | 2306 | RSA | 1.00 | 1 | 0.39 | 10 | 3.90 | |
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) | | | | Waterkloof Open Prestige Section | Pretoria | RSA | 2008-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2242 | 2389 | 2.50 | 3 | 0.52 | 10 | 5.20 | |
| | Haugstad, Espen | | | 2042 | NOR | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Jurgensen, Graham I. | c | | 2095 | RSA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Agdestein, Simen | g | | 2589 | NOR | 0.50 | 1 | 0.26 | 10 | 2.60 | |
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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