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Individual Calculations January 2019 |
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| Cruywagen, Dewan Total change: 2.40 | |   |
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| 2018 South African Junion Chess Championships (u18A) | Boksburg | RSA | 2018-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1009 | 1347 | 1.00 | 1 | 0.12 | 40 | 4.80 | |
|  Steyn, Lene | | | 1009 | RSA | 1.00 | 1 | 0.12 | 40 | 4.80 | |
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) | | | | 2018 Wild Card Chess Championships (U18 Open) | Boksburg | RSA | 2018-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1302 | 1347 | 0.50 | 1 | -0.06 | 40 | -2.40 | |
|  Modirwa, Ofentse | | | 1302 | RSA | 0.50 | 1 | -0.06 | 40 | -2.40 | |
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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