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Individual Calculations August 2013 |
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| Van Zyl-Rudd, Jack Total change: 4.80 | |   |
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| Commonwealth and South African Open 2013 (Open Section) | Port Elizabeth | RSA | 2013-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1421 | 0.50 | 3 | 0.16 | 30 | 4.80 | |
|  Wilken, Justin | | | 1821 * | RSA | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Dhar-Barua, Saheli | | wm | 1821 * | IND | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Lucas, Melvyn Andre | | | 1681 | RSA | 0.50 | 1 | 0.32 | 30 | 9.60 | | | * 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) | | |
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