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Individual Calculations January 2018 |
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| Van Niekerk, Robyn Julian Total change: -37.00 | |   |
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| 2017 South African Closed Championships (Women) | Cape Town | RSA | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1645 | 3.00 | 11 | -1.85 | 20 | -37.00 | |
|  Modi, Sonia | | wc | 1671 | RSA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Grobbelaar, Jacqui | | | 1566 | RSA | 0.00 | 1 | -0.61 | 20 | -12.20 | |  Joubert, Dantelle | | wf | 1634 | RSA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Van Niekerk, Megan | | | 1654 | RSA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Laubscher, Anzel | | wm | 1804 | RSA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Marais, Nina | | wc | 1566 | RSA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Frick, Denise | | wm | 1831 | RSA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Van Zyl, Charlize | | wm | 1614 | RSA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | February, Jesse Nikki | | wm | 1865 | RSA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Oberholzer, Marni | | | 1651 | RSA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Fisher, Michelle M | | wf | 1750 | RSA | 0.50 | 1 | 0.14 | 20 | 2.80 | |
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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