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Individual Calculations June 2018 |
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| Ruzzeddu, Matteo Total change: -24.40 | |   |
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| World Amateur Championship 2018 under 1700 | Cagliari | ITA | 2018-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1569 | 1349 | 0.50 | 5 | -0.61 | 40 | -24.40 | |
|  Deiana, Giacomo | | | 1611 | ITA | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Sushrutha, Reddy | | | 1583 | IND | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ardu, Luigi | | | 1599 | ITA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Altea, Luca | | | 1523 | ITA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Dessy, Eugenio | | | 1529 | ITA | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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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