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Individual Calculations November 2023 |
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| Andringa, Arjo Total change: -3.60 | |   |
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| Dutch Team Competition 2023-2024 - Klasse 3 Round 2 | Various | NED | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1878 | 0.00 | 1 | -0.34 | 20 | -6.80 | |
|  Van Briemen, Willem | | | 1992 | NED | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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) | | | | Amsterdam Chess Open 2023 | Amsterdam | NED | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 1878 | 1.50 | 5 | 0.16 | 20 | 3.20 | |
| | Hendriks, Tobias | | | 2096 | NED | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Van Den Bosch, Arno | | | 2018 | BEL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Freudenberg, Jan | | | 2123 | GER | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Schoonackers, Jeroen | | | 2031 | NED | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Bouton, Niels | | | 2023 | NED | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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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