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Individual Calculations May 2017 |
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| Mattarella, Pietro Total change: -17.40 | |   |
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| 49 CIS - Promozione Sicilia | Aci Castello | ITA | 2017-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1763 | 2.50 | 5 | -0.87 | 20 | -17.40 | |
|  Musso, Alessio | | | 1407 | ITA | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Azzopardi, Alfred | | | 1557 | ITA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Cervellione, Piernicola | | | 1539 | ITA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Lo Grande, Gaetano | | | 1706 | ITA | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Filetti, Massimiliano | | | 1863 | ITA | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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