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Individual Calculations November 2021 |
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| Ratsma, Rosa Total change: -25.00 | |   |
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| Dutch Team Competition 2021-2022 - Klasse 1 Round 2 | various | NED | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2237 | 2297 | 0.00 | 1 | -0.58 | 20 | -11.60 | |
|  Duijn, Rob | | | 2237 | NED | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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 Women Championship 2021 | Hoogeveen | NED | 2021-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2297 | 3.50 | 7 | -0.67 | 20 | -13.40 | |
| | Keetman, Maaike | | wf | 2145 | NED | 0.50 | 1 | -0.20 | 20 | -4.00 | |  Roebers, Eline | | | 2283 | NED | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Van Foreest, Machteld | | | 2132 | NED | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Kazarian, Anna-Maja | f | wm | 2125 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Haast, Anne | | wg | 2310 | NED | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Peng, Zhaoqin | g | wg | 2359 | NED | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Lanchava, Tea | m | wg | 2214 | NED | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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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