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Individual Calculations September 2017 |
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| Marzetti, Diego Total change: 45.60 | |   |
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| OP 7 Citta' di Morrovalle - u16 | Trodica di Morrovalle | ITA | 2017-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1108 | 1160 | 4.00 | 5 | 1.14 | 40 | 45.60 | |
|  Serafini, Tommaso | | | 1010 | ITA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Perticarari, Andrea | | | 1091 | ITA | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Marzetti, Andrea | | | 1079 | ITA | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Bolognini, Chiara | | | 1153 | ITA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Bocci, Emanuele | | | 1205 | ITA | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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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