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Individual Calculations October 2023 |
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| Garbezza, Davide Total change: -34.60 | |   |
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| XXVIII Open Internacional Virgen de Valencia | Viono de Pielagos (Cantabria) | ESP | 2023-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1664 | 1863 | 3.00 | 7 | -1.91 | 20 | -38.20 | |
|  Villar Reymundo, Juan Antonio | | | 2173 | PER | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Grigorchuk, Katerina | | | 2051 | UKR | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Martinez Echezarreta, Miguel | | | 1367 | ESP | 0.50 | 1 | -0.46 | 20 | -9.20 | | | Tascon Castro, Diego Alejandro | | | 1463 * | COL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Jorrin Bueno, Alvaro | | | 1571 | ESP | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Perez Novoa, Miguel | | | 1546 | ESP | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Soto Gandara, Jose | | | 1476 | ESP | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | | | WE Piacenza chess festival - A | Piacenza | ITA | 2023-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1863 | 1.50 | 5 | 0.18 | 20 | 3.60 | |
| | Gonella, Daniele | | | 2181 | ITA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Gola, Giorgio | | | 2036 | ITA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Tramalloni, Luca | | | 1955 | ITA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Bonade, Massimo | | | 2074 | ITA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Marzatico, Luca | | | 1996 | ITA | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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