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Individual Calculations December 2015 |
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| Van Zyl-Rudd, Jack Total change: 24.40 | |   |
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| 5th FIDE Invitational Closed Tournament 2015 | Port Elizabeth | RSA | 2015-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1732 | 2.50 | 6 | 0.61 | 40 | 24.40 | |
|  Mafanya, Kulasande | | | 1816 | RSA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | February, Jesse Nikki | | wf | 1866 | RSA | 0.00 | 1 | -0.32 | 40 | -12.80 | |  Saffier, Jannie | | | 1965 | RSA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Schutte, Rico | | | 1758 | RSA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Windvogel, Lance J | | | 1805 | RSA | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Kromhout, Ewan | | | 2062 | RSA | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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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