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Individual Calculations May 2017 |
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| Isaakidis, Alexandros Total change: 25.40 | |   |
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| World Amateur Championship under 2300 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 2042 | 4.50 | 9 | 1.27 | 20 | 25.40 | |
|  Skreno, Vladimir | | | 2223 | SVK | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Grasso, Gaetano | | | 2201 | ITA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Ouazri, Anass | | | 2135 | MAR | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Nannelli, Paolo | c | | 2189 | ITA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Taksrud, Vidar | | | 1930 | NOR | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Zaika, Daniil | | | 2128 | RUS | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Verrascina, Roberto | | | 2190 | ITA | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Sie, Thu | | | 2144 | MYA | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Kanep, Siim | | | 2173 | EST | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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