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Individual Calculations April 2020 |
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| Koning, Jaedin Total change: 7.20 | |   |
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| 2020 Waterkloof Open Chess Tournament (Section A) | Pretoria | RSA | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1513 | 1320 | 1.50 | 5 | 0.18 | 40 | 7.20 | |
|  Modiselle, Mogomotsi | | | 1571 | RSA | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Richter, Jan-Michael | | | 1614 | RSA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Levitan, Judah Nathan | | | 1294 | RSA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Lesuthu, Kali M. | | | 1553 | RSA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Denner, Duan | c | | 1531 | RSA | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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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