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Individual Calculations April 2023 |
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| Van Der Lubben, Arno Total change: 40.20 | |   |
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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 |
| 1904 | 1847 | 3.00 | 4 | 1.30 | 20 | 26.00 | |
|  Segers, Albert | | | 1966 | NED | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Madularea, David | | | 1737 | NED | 0.50 | 1 | -0.15 | 20 | -3.00 | |  Groenewoud, Joel | | | 1884 | NED | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Arnold, Rhys | | | 2027 | NED | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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) | | | | Dutch Team Competition 2022-2023 - Klasse 3 Round 7 | Various | NED | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 1847 | 1.00 | 1 | 0.71 | 20 | 14.20 | |
| | Van Nieuwenhuizen, Peter | | | 2004 | NED | 1.00 | 1 | 0.71 | 20 | 14.20 | |
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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