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Individual Calculations July 2017 |
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| Marchetti, Michael Total change: 20.40 | |   |
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| OP Citta' di Siena - B | Siena | ITA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1761 | 4.00 | 5 | 1.02 | 20 | 20.40 | |
|  Sbarra, Nicola | | | 1480 | ITA | 0.50 | 1 | -0.34 | 20 | -6.80 | |  Cavazzoni, Carlo Alberto | | | 1646 | ITA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Patrignani, Tiziano | | | 1889 | ITA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | De Simone Sorrentino, Fabio | | | 1652 | ITA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Mariani, Danilo | | | 1763 | ITA | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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