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Individual Calculations September 2023 |
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| Boschetti, Claudio Total change: 40.20 | |   |
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| ZUERICHSee AmateurOpen 2023 | Pfaeffikon SZ | SUI | 2023-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2003 | 3.50 | 5 | 1.02 | 20 | 20.40 | |
|  Sauter, Daniel | | | 1603 * | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Borsos, Bogdan | m | | 2121 | UKR | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Cernov, Henrik | | | 2110 | GER | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Tchenash, Alexej | | | 2062 | UKR | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Pirrello, Christian | | | 2039 | ITA | 0.50 | 1 | 0.05 | 20 | 1.00 | | | * 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) | | | | DAVOS Summer Open 2023 | Davos | SUI | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2016 | 3.50 | 5 | 0.79 | 20 | 15.80 | |
| | Bhingare, Joshua | | | 1616 * | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Neuberger, Guido | | | 2169 | GER | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Buergi, Oswald | | | 2059 | SUI | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Arocha, Carlos | | | 1857 | SUI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Borsos, Bogdan | m | | 2130 | UKR | 0.50 | 1 | 0.16 | 20 | 3.20 | | | * 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) | | | | Wohlen Amateur Open 2023 | Wohlen | SUI | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 2016 | 4.50 | 5 | 0.20 | 20 | 4.00 | |
| | Sivashankar, Samyukta | | | 1616 * | LUX | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lustenberger, Josef | | | 1650 | SUI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Ingielewicz, Tomasz | | | 1721 | SUI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Neves, Vincent | | | 1841 | FRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Cervelli, Eduard | | | 1643 | SUI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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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