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Individual Calculations April 2019 |
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| Moloto, Nnani Total change: -122.00 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1581 | 1562 | 1.00 | 4 | -0.89 | 40 | -35.60 | |
|  Nelson, Jaco | | | 1846 | RSA | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Simpson, Michael | | | 1269 | RSA | 0.00 | 1 | -0.85 | 40 | -34.00 | |  Oosthuizen, Michal Jacobus | | | 1678 | RSA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Smit, Devon | | | 1530 | RSA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | | | South African Junior Closed Chess Championships 2019 (u18 Open) | Benoni | RSA | 2019-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1562 | 3.00 | 8 | -2.16 | 40 | -86.40 | |
| | Naicker, Sheldon | | | 1283 | RSA | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Maharaj, Kiashen | | | 1243 | RSA | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Jack, Azile | | | 1364 | RSA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Jacobs, Brandon Lee | | | 1528 | RSA | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Martin, Nico | | | 1494 | RSA | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Nyathi, Musa | | | 1535 | RSA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Fibiger, Jethro Nathanael | | | 1486 | RSA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Blomeyer, Chad | | | 1625 | RSA | 1.00 | 1 | 0.59 | 40 | 23.60 | |
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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