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Individual Calculations April 2023 |
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| Weerts, Rene Total change: -13.20 | |   |
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| DD Den Haag Open Schaakkampioenschap 2022 Round 5-9 | Den Haag | NED | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1627 | 1.50 | 4 | -0.36 | 20 | -7.20 | |
|  Van Rootselaar, Rik | | | 1801 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Roos, Maarten | | | 1491 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Timmermans, Raymond | | | 1859 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Engelen, Niels | | | 1476 | NED | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | Dutch Team Competition 2022-2023 - Klasse 5 Round 6 | Various | NED | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1627 | 0.00 | 1 | -0.30 | 20 | -6.00 | |
| | Van Der Stap, Harry | | | 1778 | NED | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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