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Individual Calculations December 2021 |
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| Ratsma, Rosa Total change: -36.80 | |   |
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| Dutch Team Competition 2021-2022 - Klasse 1 Round 3 | various | NED | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2272 | 0.00 | 1 | -0.59 | 20 | -11.80 | |
|  Afek, Yochanan | m | | 2204 | ISR | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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) | | | | European Team Championship - women | Brezice | SLO | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2272 | 2.50 | 6 | -0.88 | 20 | -17.60 | |
|  Gaponenko, Inna | m | wg | 2339 | UKR | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Pavlidou, Ekaterini | | wm | 2172 | GRE | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Machlik, Monika | | | 2096 | NOR | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Cosma, Elena-Luminita | | wg | 2281 | ROU | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Zaritovskaja, Margarita | | | 2040 | SWE | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kiolbasa, Oliwia | | wm | 2403 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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 Team Competition 2021-2022 - Klasse 1 Round 4 | various | NED | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2364 | 2272 | 0.00 | 1 | -0.37 | 20 | -7.40 | |
| | Van Kerkhof, David | f | | 2364 | NED | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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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