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Individual Calculations February 2023 |
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| Keetman, Maaike Total change: -1.00 | |   |
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| Dutch Championship women 2022 | Haarlem | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2282 | 2151 | 2.50 | 7 | 0.19 | 20 | 3.80 | |
|  Duson, Robin | | | 2153 | NED | 0.00 | 1 | -0.50 | 20 | -10.00 | |  Kazarian, Anna-Maja | f | wm | 2150 | NED | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Roebers, Eline | m | | 2343 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Haast, Anne | | wg | 2330 | NED | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Van Foreest, Machteld | f | wm | 2309 | NED | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Roebers, Eline | m | | 2343 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Roebers, Eline | m | | 2343 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2165 | 1.50 | 3 | -0.24 | 20 | -4.80 | |
| | Zevenhuizen, Daniel | | | 2179 | NED | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Van Der Meijden, Martien | | | 2081 | NED | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Wahlund, Max | c | | 2066 | SWE | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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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