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Individual Calculations October 2017 |
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| September, Veroe Total change: 19.60 | |   |
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| 2017 Western Province League | Cape Town | RSA | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1681 | 1.00 | 6 | -0.40 | 40 | -16.00 | |
|  Erlank, Warrick | | | 1921 | RSA | 0.00 | 1 | -0.20 | 40 | -8.00 | |  De Villiers, Charles | f | | 2081 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Solomons, Remondo T. | | | 1888 | RSA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Solomon, Graham | | | 2034 | RSA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Willenberg, Kenneth Sean | | | 2021 | RSA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Jooste, Marko | | | 1564 | RSA | 0.50 | 1 | -0.16 | 40 | -6.40 | | | * 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) | | | NOTE: K factor changed | | 2017 National Club Team Championship | Cape Town | RSA | 2017-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1681 | 3.00 | 5 | 1.78 | 20 | 35.60 | |
| | Essop, Hishaam | | | 1818 | RSA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Willenberg, Chad | | | 1860 | RSA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Solomon, Maxwell | c | | 2061 | RSA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Baxter, David Jarred | | | 1714 | RSA | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Odendaal, Frederick | | | 2068 | RSA | 0.50 | 1 | 0.41 | 20 | 8.20 | |
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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