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Individual Calculations May 2017 |
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| Van Niekerk, Robyn Julian Total change: -22.20 | |   |
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| Steinitz Chess Festival 2017 (Prestige) | Cape Town | RSA | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1670 | 1.00 | 4 | -1.11 | 20 | -22.20 | |
|  Beukes, Dante M | f | | 1596 | NAM | 0.00 | 1 | -0.60 | 20 | -12.00 | |  Van Niekerk, Lauren | | wf | 1649 | RSA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | De Jager, Andreas | c | | 1671 | RSA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Flores Bartoli, Andrew | c | | 1685 | RSA | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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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