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Individual Calculations February 2020 |
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| Koning, Jaedin Total change: -38.40 | |   |
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| 2019 South African Junior Team Championships (U16A) | Boksburg | RSA | 2020-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1173 | 1358 | 0.50 | 2 | -0.98 | 40 | -39.20 | |
|  Boshoff, Chris | | | 1154 | RSA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | De Swardt, Eduan | | | 1192 | RSA | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | 2020 Wild Card Championships (U16 Boys) | Boksburg | RSA | 2020-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1358 | 2.50 | 4 | 0.02 | 40 | 0.80 | |
|  De Swardt, Eduan | | | 1192 | RSA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Freeman, Vianco | | | 1270 | RSA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Sparg, Nathan | | | 1485 | RSA | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Ristic, Andrej | | | 1111 | RSA | 0.50 | 1 | -0.31 | 40 | -12.40 | |
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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