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Individual Calculations January 2020 |
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| Petrini, Roberto Total change: -17.20 | |   |
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| WE 2 Citta' di Imola - D | Imola | ITA | 2019-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1434 | 2.00 | 4 | -0.86 | 20 | -17.20 | |
|  Bergamaschi, Elia | | | 1260 | ITA | 0.00 | 1 | -0.73 | 20 | -14.60 | |  Reginato, Elisabetta | | | 1304 | ITA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Carbone, Filippo | | | 1211 | ITA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Civa, Mark | | | 1307 | ITA | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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