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Individual Calculations July 2021 |
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| Serafini, Luigi Total change: 44.00 | |   |
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| WE 21 Grand Hotel Adriatico - C | Montesilvano | ITA | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1315 | 4.00 | 4 | 1.34 | 40 | 53.60 | |
|  Corvi, Maddalena | | | 1091 | ITA | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Gallina, Alessandro | | | 1228 | ITA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Marcozzi, Piero | | | 1273 | ITA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Martinelli, Marco | | | 1167 | ITA | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | CIG 2021 - CR Abruzzo U14-16-18 | Roseto degli Abruzzi | ITA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1135 | 1315 | 0.50 | 1 | -0.24 | 40 | -9.60 | |
| | Di Fabio, Sara | | | 1135 | ITA | 0.50 | 1 | -0.24 | 40 | -9.60 | |
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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