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Individual Calculations March 2023 |
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| Groenewoud, Joel Total change: 27.20 | |   |
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| DD Den Haag Open Schaakkampioenschap 2022 Round 1-4 | Den Haag | NED | 2023-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1857 | 2.00 | 3 | 0.37 | 40 | 14.80 | |
|  Arends, Herman | | | 1649 | NED | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Van Baar, Esper | f | | 2187 | NED | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Wu, Sai Wing | | | 1673 | NED | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | Dutch Team Competition 2022-2023 - Klasse 5 Round 5 | Various | NED | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1857 | 1.00 | 1 | 0.31 | 40 | 12.40 | |
| | Norden, Marc | | | 1718 | NED | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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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