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Individual Calculations July 2021 |
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| Celati, Arturo Total change: 5.40 | |   |
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| WE 3 Citta' di Empoli - B | Empoli | ITA | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1478 | 1197 | 0.00 | 2 | -0.35 | 20 | -7.00 | |
|  Montorfano, Carlo | | | 1567 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Nigrelli, Dario | | | 1389 | ITA | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | OP 4 Prato city | Prato | ITA | 2021-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1363 | 1197 | 1.50 | 3 | 0.62 | 20 | 12.40 | |
| | Chiari, Cosimo | | | 1495 | ITA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Semeraro, Claudio | | | 1337 | ITA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Caccamo, Siria | | | 1257 | ITA | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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