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Individual Calculations May 2017 |
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| Rocchetti, Marco Total change: 34.40 | |   |
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| World Amateur Championship - under 2000 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1780 | 4.50 | 9 | 1.72 | 20 | 34.40 | |
|  Bourogaa, Younes | | | 1923 | FRA | 1.00 | 1 | 0.69 | 20 | 13.80 | |  Quijada, Leonardo | | | 1928 | CHI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Pereira, Henry Alberto | | | 1901 | COL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Vandenbroucke, Tim | | | 1918 | BEL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Azikri, Gur | | | 1907 | ISR | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Forno, Roberto | | | 1913 | ITA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Mecsherykov, Andrei | | | 1936 | RUS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Serra Azul Neto, Francisco | | | 1928 | BRA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Cardinali, Egidio | | | 1944 | ITA | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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