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Individual Calculations May 2017 |
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| Strydom, De-Leon Total change: 1.60 | |   |
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| South African Junior Closed 2017 (u16 Open) | Benoni | RSA | 2017-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1389 | 1.50 | 4 | 0.04 | 40 | 1.60 | |
|  Felix, Devon | | | 1688 | RSA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Richter, Jan-Michael | | | 1658 | RSA | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Dykema, Dirkho | | | 1459 | RSA | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Millard, Chad | | | 1203 | RSA | 0.50 | 1 | -0.24 | 40 | -9.60 | |
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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