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Individual Calculations November 2021 |
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| Parodi, Alessandro Total change: -30.60 | |   |
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| JMC OTB Pinnacle College Waterfall Open | Johannesburg | RSA | 2021-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 2028 | 3.50 | 6 | -1.53 | 20 | -30.60 | |
|  Ngubeni, Jackie M. | | | 1628 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Magagula, Raymond | | | 1653 | RSA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Mlahleki, Vusimuzi | | | 1987 | RSA | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Price, Rowan Daelen | | | 1628 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Badenhorst, Chloe | | | 1628 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dinham, James | | | 1790 | RSA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | * 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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