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Individual Calculations January 2019 |
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| Mattarella, Pietro Total change: 7.00 | |   |
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| OP Citta' di Partinico | Partinico | ITA | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1771 | 3.50 | 5 | 0.35 | 20 | 7.00 | |
|  Cervellione, Piernicola | | | 1501 | ITA | 0.50 | 1 | -0.33 | 20 | -6.60 | |  Cottone, Salvatore | | | 1603 | ITA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Miosi, Marco | | | 1576 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Miosi, Francesco | | | 1614 | ITA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Valguarnera, Girolamo | | | 2079 | ITA | 0.50 | 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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