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Individual Calculations March 2023 |
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| Cardoso Rodrigues, Michael Total change: 34.00 | |   |
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| Reti Amateur Open 2023 | Zurich | SUI | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 1593 | 1.00 | 4 | -0.15 | 40 | -6.00 | |
|  Buehler, Michael | | | 2072 | SUI | 1.00 | 1 | 0.95 | 40 | 38.00 | |  Schwab, Felix | | | 1974 | SUI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Florin, Jon | | | 1774 | SUI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Strupat, Thomas | | | 1397 | SUI | 0.00 | 1 | -0.75 | 40 | -30.00 | |
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) | | | | 18. Open de Payerne round 2-3 | Payerne | SUI | 2023-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1593 | 1.00 | 1 | 0.50 | 40 | 20.00 | |
| | Bonferroni, Carlo | | | 1593 | SUI | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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) | | | | Basel General Open 2023 | Basel | SUI | 2023-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1593 | 2.00 | 5 | 0.50 | 40 | 20.00 | |
| | Kostov, Kiril | | | 2048 | BUL | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Begdullayeva, Karina | | | 1193 * | SUI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Cote, Frederic | | | 1819 | FRA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Gibicar, Marc | | | 1948 | GER | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Piotrowski, Grzegorz | | | 1838 | POL | 0.00 | 1 | -0.20 | 40 | -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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