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Individual Calculations May 2017 |
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| Koziej, Maciej Total change: 63.00 | |   |
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| World Amateur Championship - under 2000 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1990 | 8.50 | 9 | 3.15 | 20 | 63.00 | |
|  Zakharov, Denis | | | 1854 | RUS | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Chidichimo, Pedro Jose Maria | | | 1813 | ESP | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Serra Azul Neto, Francisco | | | 1928 | BRA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Mazzoni, Riccardo | | | 1929 | ITA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Cardinali, Egidio | | | 1944 | ITA | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Celik, Berkay | | | 1957 | TUR | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Siemer, Tambet | | | 1960 | EST | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Mujacic, Haris | | | 1971 | BIH | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Quijada, Leonardo | | | 1928 | CHI | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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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