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Individual Calculations October 2021 |
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| Haver, Daan Total change: 2.40 | |   |
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| Guimaraes Chess Open 2021 (PCT) | Guimaraes | POR | 2021-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 2161 | 5.50 | 9 | -0.34 | 20 | -6.80 | |
|  Diz Lorono, Irene | | | 1761 * | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Martinez Ramirez, Lennis | m | | 2458 | CUB | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Morais, Andre De Oliveira Conde | | | 1761 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gomes, Jose Luis | | | 1816 | POR | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Storme, Isak | f | | 2398 | SWE | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Serrera Sanchez-Romo, Sergio | | | 1761 * | ESP | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Tevar Becerra, Alvaro | | | 1955 | ESP | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Choukri, Adel | f | | 2318 | MAR | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Callier, Christophe | | | 1929 | BEL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | | | Dutch Team Competition 2021-2022 - Klasse 4 Round 1 | various | NED | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2131 | 2161 | 1.00 | 1 | 0.46 | 20 | 9.20 | |
| | Molenaar, Christiaan | | | 2131 | NED | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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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