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Individual Calculations June 2019 |
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| Burgers, Adriaan Total change: 62.80 | |   |
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| 2019 Lubowski Open (B) | Pretoria | RSA | 2019-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1008 | 2.00 | 3 | 1.57 | 40 | 62.80 | |
|  Nkuna, Andrew | | | 1251 | RSA | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Xiao, Ryan | | | 1353 | RSA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Booysen, Tineke | | | 1346 | RSA | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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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