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Individual Calculations December 2018 |
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| Arrigo, Andrea Total change: -2.20 | |   |
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| FE 9 Coppa Citta' di Marrubiu - A | Marrubiu | ITA | 2018-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1797 | 1594 | 1.00 | 4 | -0.11 | 20 | -2.20 | |
|  Bonali, Leonardo | | | 1966 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Loi, Francesco | | | 1448 | ITA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Pannella, Leopoldo | | | 1868 | ITA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Paulesu, Sebastiano | | | 1904 | ITA | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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