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Individual Calculations November 2018 |
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| Petrini, Roberto Total change: 22.80 | |   |
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| WE 22 Salsomaggiore Terme - C | Salsomaggiore Terme | ITA | 2018-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1377 | 2.50 | 4 | 1.14 | 20 | 22.80 | |
|  De Zaiacomo, Tonino | | | 1639 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Mihaila, Radu Stefan | | | 1237 | ITA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Saccani, Ettore Maria | | | 1665 | ITA | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Ferrari, Andrea | | | 1504 | ITA | 0.50 | 1 | 0.17 | 20 | 3.40 | |
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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