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Individual Calculations June 2018 |
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| Putzolu, Marcello Total change: -10.40 | |   |
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| World Amateur Championship 2018 under 1700 | Cagliari | ITA | 2018-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1594 | 4.00 | 6 | -0.52 | 20 | -10.40 | |
|  Al Mutlaq, Ibrahim A | | | 1194 * | KSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | De Rumigny, Philippe | | | 1430 | FRA | 0.50 | 1 | -0.22 | 20 | -4.40 | |  Deroma, Vittorio | | | 1388 | ITA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Navarra, Stefano | | | 1483 | ITA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Alotaibi, Khaled | | | 1421 | KUW | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Mascia, Germano | | | 1413 | ITA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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