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Individual Calculations September 2019 |
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| Van Akkeren, Arno Total change: -16.20 | |   |
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| Berlin Open 2019 | Berlin | GER | 2019-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2070 | 1.00 | 4 | -0.81 | 20 | -16.20 | |
|  Solomon, Kenny | g | | 2373 | RSA | 0.50 | 1 | 0.36 | 20 | 7.20 | |  Buller, Ian Joshua | | | 1948 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Maetzkow, Maximilian Paul | f | | 2285 | GER | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Schnabel, Luise | | | 1863 | GER | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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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