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Individual Calculations April 2023 |
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| Labruyere, Roger Total change: 52.40 | |   |
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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 |
| 1990 | 2107 | 4.00 | 5 | 0.77 | 40 | 30.80 | |
|  Timmermans, Raymond | | | 1859 | NED | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Henke, Aleksander | | | 2000 | NED | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Mohtaat, Homayoun | | | 1923 | AFG | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Lopez, Jasel | m | | 2411 | ARU | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Andringa, Arjo | | | 1759 | NED | 1.00 | 1 | 0.11 | 40 | 4.40 | |
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 1 Round 7 | Various | NED | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2107 | 1.00 | 1 | 0.54 | 40 | 21.60 | |
| | De Jager, Pieter | | | 2139 | NED | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | |
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