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Individual Calculations December 2021 |
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| De Groot, Sander Total change: -10.20 | |   |
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| Dutch Team Competition 2021-2022 - Klasse 3 Round 3 | various | NED | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1928 | 0.50 | 1 | 0.04 | 20 | 0.80 | |
|  Kohlbeck, Ton | | | 1957 | NED | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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) | | | | Dutch Team Competition 2021-2022 - Klasse 3 Round 4 | various | NED | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1928 | 0.00 | 1 | -0.55 | 20 | -11.00 | |
| | Peerdeman, Nico | | | 1890 | NED | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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) | | |
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