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Individual Calculations May 2017 |
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| Gontcharov, Serguei Total change: -34.20 | |   |
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| World Amateur Championship - under 2000 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1877 | 4.00 | 9 | -1.71 | 20 | -34.20 | |
|  Tsvetkov, Andrey | | | 1998 | RUS | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Intriago Rivera, Boris | | | 1744 | ECU | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Milanesi, Erminio | | | 1788 | ITA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Karlov, Egor | | | 1694 | RUS | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Dabraccio, Guillermo | | | 1704 | COL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Cebo, Vladimir | | | 1671 | SVK | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Cuesta Cifuentes, Jair Alfonso | | | 1831 | COL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Brioschi, Camillo | | | 1746 | ITA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Rocchetti, Sergio | | | 1803 | ITA | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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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