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Individual Calculations April 2018 |
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| Giacchetti, Stefano Total change: -38.20 | |   |
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| 50 CIS - Promozione Abruzzo | Montesilvano | ITA | 2018-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1655 | 0.50 | 3 | -1.91 | 20 | -38.20 | |
|  Martinelli, Valeria | | | 1498 | ITA | 0.00 | 1 | -0.71 | 20 | -14.20 | |  Patacca, Federico | | | 1426 | ITA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Troiani, Giacomo | | | 1270 | ITA | 0.50 | 1 | -0.41 | 20 | -8.20 | |
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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