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Individual Calculations March 2023 |
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| Arkesteijn, Jaco Total change: -18.60 | |   |
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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 |
| 1707 | 1624 | 0.50 | 3 | -0.93 | 20 | -18.60 | |
|  Van Baar, Esper | f | | 2187 | NED | 0.00 | 1 | -0.02 | 20 | -0.40 | |  Smallenbroek, Hans | | | 1409 | NED | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Peper, Jeroen | | | 1524 | NED | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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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