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Rapid:
Individual Calculations June 2019 |
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| Pietroni, Costantino Total change: 13.60 | |   |
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| CIG 2019 - CR MARCHE U12 | CIVITANOVA MARCHE | ITA | 2019-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1119 | 1177 | 3.00 | 4 | 0.68 | 20 | 13.60 | |
|  Serafini, Pedro | | | 1079 | ITA | 1.00 | 1 | 0.37 | 20 | 7.40 | |  Pigini, Francesco | | | 1125 | ITA | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Boresta, Sofia | | | 1151 | ITA | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Zagaglia, Matteo | | | 1122 | ITA | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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