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Rapid:
Individual Calculations April 2019 |
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| Boresta, Sofia Total change: -10.80 | |   |
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| CIG 2019 - CP RIMINI U12 | RIMINI | ITA | 2019-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1162 | 0.00 | 1 | -0.40 | 20 | -8.00 | |
|  Acciaioli, Giacomo | | | 1238 | ITA | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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 2019 - CP MACERATA U14 | SAN SEVERINO MARCHE | ITA | 2019-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1108 | 1162 | 1.00 | 2 | -0.14 | 20 | -2.80 | |
| | Pietroni, Costantino | | | 1180 | ITA | 0.00 | 1 | -0.47 | 20 | -9.40 | |  Martini, Alessandro | | | 1035 | 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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