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Individual Calculations October 2021 |
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| Chiesa, Giuseppe Total change: 18.20 | |   |
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| WE Lucca chess festival - C | Lucca | ITA | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1630 | 4.00 | 5 | 1.09 | 20 | 21.80 | |
|  Di Maulo, Chiara | | | 1506 | ITA | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Rossi, Gabriele Valerio | | | 1538 | ITA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Mattia, Alessandro | | | 1497 | ITA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Massazza, Federico | | | 1697 | ITA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Delle Fave, Fabio | | | 1615 | ITA | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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) | | | | CIS 2021 - Serie Promozione Liguria Girone 2 | Recco | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1630 | 2.00 | 4 | -0.18 | 20 | -3.60 | |
| | Catalani, Dario | | | 1230 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sanna, Mario | | | 1472 | ITA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Brenco, Marco | | | 1942 | ITA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Massazza, Federico | | | 1697 | ITA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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