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Individual Calculations May 2017 |
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| Mazza, Maurizio Total change: -25.40 | |   |
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| World Amateur Championship - under 1700 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1583 | 1.00 | 3 | -1.27 | 20 | -25.40 | |
|  Taddia, Davide | | | 1447 | ITA | 1.00 | 1 | 0.32 | 20 | 6.40 | |  De Rumigny, Philippe | | | 1455 | FRA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Simon, Samuel V | | | 1183 * | IND | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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