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Rapid:
Individual Calculations May 2023 |
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| Marchettoni, Francesco Total change: 43.60 | |   |
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| CIG 2023 - CP PRATO U14-16-18 | PRATO | ITA | 2023-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1237 | 1090 | 2.00 | 3 | 1.09 | 40 | 43.60 | |
|  Sergi, Alessandro | | | 1267 | ITA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Caccamo, Siria | | | 1231 | ITA | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Romani, Giacomo | | | 1212 | ITA | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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