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Individual Calculations June 2018 |
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| Al Maashani, Abdullah Total change: -17.60 | |   |
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| World Amateur Championship 2018 under 2000 | Cagliari | ITA | 2018-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1846 | 4.50 | 9 | -0.44 | 40 | -17.60 | |
|  Quijada, Leonardo | | | 1999 | CHI | 0.00 | 1 | -0.30 | 40 | -12.00 | |  Colombrini, Adolfo | | | 1754 | ITA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Musallam, Salim Al Aamri | | | 1710 | OMA | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Mkhumba, Hope | c | | 1676 | ENG | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Nessi, Davide | | | 1705 | ITA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Sanna, Yuri | | | 1964 | ITA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Chinguun, Otgonbayar | | | 1929 | MGL | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Johnson, Frank | | | 1781 | USA | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Ferjaoui, Khaled | | | 1776 | TUN | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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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